﻿html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font-size:100%;font:inherit;vertical-align:baseline}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}table{border-collapse:collapse;border-spacing:0}.clearfix:after,#billing-information ol li.overflow:after,body.high_voltage-pages section#container:after,body.high_voltage-pages section#container section#checkout-form:after{clear:both;content:' ';display:block;font-size:0;line-height:0;visibility:hidden;width:0;height:0}html{box-sizing:border-box}*,*::after,*::before{box-sizing:inherit}.trails-progress .complete li.step:last-of-type{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/check-c3006a7608bbae0bb2623202098443dba13c56fdd7cd10e5f1867fcf4ed5a00c.svg) #ddddcb center center no-repeat;background-size:.9rem;border-color:transparent;color:#ffffff;text-align:center}.flashcard,.deck,.to-flashcard::before{background-color:#ffffff;border:2px solid #eaeaea;border-radius:5px}.flashcard,.deck{margin-bottom:2em;padding:1em 0.5em;position:relative}@media screen and (min-width: 800px){.flashcard,.deck{padding:1em}}h1,h2,h3,h4,h5,h6{color:#555;display:block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:700;line-height:1.2em;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}h1,h1 a{font-size:36px;font-weight:700}h2,h2 a{font:800 36px/40px "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif}h3{font-size:1.5em;font-weight:600}h4{color:#999;font-size:1em;font-weight:600;margin-bottom:1rem}p,li{color:#555;font:normal 1em/1.75em "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;margin-bottom:.8em;-webkit-font-smoothing:antialiased}p em,li em{font-style:italic}a{color:#2387E0;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:600;text-decoration:none}strong{font-weight:bold}pre code{display:block;line-height:1.4rem;margin:2rem 0;-webkit-overflow-scrolling:touch;overflow-x:auto;padding:0.5rem}@media screen and (min-width: 800px){pre code{font-size:0.9rem;padding:1rem}}code{background-color:#f7f7f7;border-radius:3px;font-family:monaco;font-size:0.75rem;padding:0.125rem 0.25rem}@media screen and (min-width: 800px){code{font-size:0.9rem}}code .cursor{background:#bbbbbb}:not(pre) code{background-color:rgba(0,0,0,0.07)}.text-box br{display:none;float:left}blockquote{border-left:4px solid #D9D4CC;font-style:italic;margin-left:1rem;padding-left:1rem}q{display:block;font-style:italic;margin:2rem 0 0 1em;width:80%}p.source{margin-bottom:1rem !important;margin-top:0 !important}ol,ul{list-style-type:disc;margin:0 0 0 2em;padding:0}hr{border:0;border-bottom:1px solid white;border-top:1px solid #D9D4CC;color:#D9D4CC;height:2px}@font-face{font-family:entypo;font-style:normal;font-weight:normal;src:url(//d3v2mfwlau8x6c.cloudfront.net/assets/entypo/entypo-71f7b31e02d6d17fe50dd7c2f4bd956e30765276ec55738aa7d257c7ff6d2480.eot?#iefix) format("embedded-opentype"),url(//d3v2mfwlau8x6c.cloudfront.net/fonts/entypo/entypo.woff2) format("woff2"),url(//d3v2mfwlau8x6c.cloudfront.net/assets/entypo/entypo-1c6f56ccfc44a5fad84f569f162ee2eb6139eeaeceee0f606e397e5fd091429b.woff) format("woff"),url(//d3v2mfwlau8x6c.cloudfront.net/assets/entypo/entypo-395b3c06111715f2c803d6e7b3b8b65824fccd5a6e67c586d6f4e7cd6f00bb0a.ttf) format("truetype"),url(//d3v2mfwlau8x6c.cloudfront.net/assets/entypo/entypo-8a93bfd547f5b8e4d6825aa39de50720b8742e9d8e6268361a20997703eaeb53.svg#entypo) format("svg")}.icon{font-family:"entypo";font-size:25px;font-weight:normal;position:relative}@media screen and (max-device-width: 620px), screen and (max-width: 620px){ol,ul{margin:0 0 0 .75em}h1,h2,h3,h4,h5,h6{line-height:1.25em}p,li{line-height:1.4em}}.subject{margin-bottom:3em;padding:0;text-align:left}@media screen and (max-width: 800px){.subject{width:100%}}.subject h1{color:#555;font-weight:700;margin-bottom:0.5em}@media screen and (max-device-width: 620px), screen and (max-width: 620px){.subject h1{font-size:30px}}.subject h2{font-size:1em;font-weight:700;line-height:1.75em}@media screen and (max-device-width: 620px), screen and (max-width: 620px){.subject .tagline,.subject .tagline a{font-size:20px}}form{margin:0 0 2em 0}form ul,form ol{margin:0;padding:0}form .errors,form .errors li{color:#ad141e;font-size:18px;font-style:bold;margin-top:20px}form li{list-style-type:none}form li.payment-errors,form li.subscription-errors{color:#2387E0;font-style:bold}form li.payment-errors:empty,form li.subscription-errors:empty{display:none}form fieldset legend{color:#555;font:700 26px/25px "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;padding:24px 0 12px 0}form fieldset label{color:#555;display:block;font:normal 17px "adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif}form fieldset input[type="text"],form fieldset input[type="password"],form fieldset input[type="tel"],form fieldset textarea,form fieldset input[type="email"],form fieldset input[type="select"]{background-color:#FFF;border:1px solid #cec8bd;border-radius:4px;box-shadow:none;box-sizing:border-box;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:1rem;margin:.25em 0;padding:.75rem 1em;width:100%}form fieldset input[type="text"]:focus,form fieldset input[type="password"]:focus,form fieldset input[type="tel"]:focus,form fieldset textarea:focus,form fieldset input[type="email"]:focus,form fieldset input[type="select"]:focus{border:1px solid #2387E0;outline:none;outline-color:none}form fieldset ol.actions{margin-top:2em}form fieldset ol li{margin:0 0 0 0}form fieldset ol li p.inline-hints{font-style:italic}form fieldset ol li p.inline-errors{color:#2387E0;font-size:16px}form fieldset ol li.error p.inline-errors{color:#ad141e}form fieldset ol li.error p.inline-hints{color:#2387E0}form fieldset ol li.error input[type=text],form fieldset ol li.error input[type=email],form fieldset ol li.error input[type=password],form fieldset ol li.error input[type=tel],form fieldset ol li.error textarea{background:#f8bcba}form fieldset ol li.commit{margin-top:24px}.remove input,button,input[type="submit"],.cta-button,.header-wrapper.headhesive--stick .header-cta-link,#discourse-comments .button,body.products-index .subscription .button,body.repositories-show aside .button,body.products-show .button,body.products-show aside .button,body.shows-show aside .button,body.videos-show aside .button,.reveal-answer,.next-flashcard[type="submit"]{background-color:#4dd1aa;background-image:-webkit-linear-gradient(#4dd1aa, #4bcba5);background-image:linear-gradient(#4dd1aa, #4bcba5);border-radius:3px;color:#fff;display:inline-block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:1.1rem;-webkit-font-smoothing:antialiased;font-weight:600;line-height:1.3;padding:0.75em 1.2em;text-align:center;text-decoration:none}.remove input:hover,button:hover,input[type="submit"]:hover,.cta-button:hover,.header-wrapper.headhesive--stick .header-cta-link:hover,#discourse-comments .button:hover,body.products-index .subscription .button:hover,body.repositories-show aside .button:hover,body.products-show .button:hover,body.shows-show aside .button:hover,body.videos-show aside .button:hover,.reveal-answer:hover,.next-flashcard[type="submit"]:hover{background-color:#4dd1aa;background-image:-webkit-linear-gradient(#4dd1aa, #4dd1aa);background-image:linear-gradient(#4dd1aa, #4dd1aa);color:#fff}.remove input:disabled,button:disabled,input[type="submit"]:disabled,.cta-button:disabled,.header-wrapper.headhesive--stick .header-cta-link:disabled,#discourse-comments .button:disabled,body.products-index .subscription .button:disabled,body.repositories-show aside .button:disabled,body.products-show .button:disabled,body.shows-show aside .button:disabled,body.videos-show aside .button:disabled,.reveal-answer:disabled,.next-flashcard[type="submit"]:disabled{cursor:not-allowed;opacity:0.5}.remove input.secondary-button,.remove .trails-progress input.decline-beta-offer,.trails-progress .remove input.decline-beta-offer,.trails-progress .remove input.accept-beta-offer,.remove .trails-progress input.accept-beta-offer,.remove input,button.small-button,.trails-progress button.accept-beta-offer,.trails-progress button.decline-beta-offer,input.small-button[type="submit"],.trails-progress input[type="submit"].accept-beta-offer,.trails-progress input[type="submit"].decline-beta-offer,.small-button.cta-button,.trails-progress .cta-button.accept-beta-offer,.trails-progress .cta-button.decline-beta-offer,.header-wrapper.headhesive--stick .small-button.header-cta-link,.header-wrapper.headhesive--stick .trails-progress .header-cta-link.accept-beta-offer,.trails-progress .header-wrapper.headhesive--stick .header-cta-link.accept-beta-offer,.header-wrapper.headhesive--stick .trails-progress .header-cta-link.decline-beta-offer,.trails-progress .header-wrapper.headhesive--stick .header-cta-link.decline-beta-offer,#discourse-comments .small-button.button,#discourse-comments .trails-progress .button.accept-beta-offer,.trails-progress #discourse-comments .button.accept-beta-offer,#discourse-comments .trails-progress .button.decline-beta-offer,.trails-progress #discourse-comments .button.decline-beta-offer,body.products-index .subscription .small-button.button,body.products-index .subscription .trails-progress .button.accept-beta-offer,.trails-progress body.products-index .subscription .button.accept-beta-offer,body.products-index .subscription .trails-progress .button.decline-beta-offer,.trails-progress body.products-index .subscription .button.decline-beta-offer,.trails-progress body.repositories-show aside .accept-beta-offer.button,body.repositories-show aside .trails-progress .accept-beta-offer.button,.trails-progress body.products-show .accept-beta-offer.button,body.products-show .trails-progress .accept-beta-offer.button,.trails-progress body.shows-show aside .accept-beta-offer.button,body.shows-show aside .trails-progress .accept-beta-offer.button,.trails-progress body.videos-show aside .accept-beta-offer.button,body.videos-show aside .trails-progress .accept-beta-offer.button,.trails-progress .accept-beta-offer.reveal-answer,.trails-progress .accept-beta-offer.next-flashcard[type="submit"],.trails-progress body.repositories-show aside .decline-beta-offer.button,body.repositories-show aside .trails-progress .decline-beta-offer.button,.trails-progress body.products-show .decline-beta-offer.button,body.products-show .trails-progress .decline-beta-offer.button,.trails-progress body.shows-show aside .decline-beta-offer.button,body.shows-show aside .trails-progress .decline-beta-offer.button,.trails-progress body.videos-show aside .decline-beta-offer.button,body.videos-show aside .trails-progress .decline-beta-offer.button,.trails-progress .decline-beta-offer.reveal-answer,.trails-progress .decline-beta-offer.next-flashcard[type="submit"],body.repositories-show aside .small-button.button,body.products-show .small-button.button,body.shows-show aside .small-button.button,body.videos-show aside .small-button.button,.small-button.reveal-answer,.small-button.next-flashcard[type="submit"]{font-size:0.9em;padding:0.45em 1em}.trails-progress .remove input.decline-beta-offer,.remove .trails-progress input.decline-beta-offer,.remove input.secondary-button,button.secondary-button,.trails-progress button.decline-beta-offer,input.secondary-button[type="submit"],.trails-progress input[type="submit"].decline-beta-offer,.secondary-button.cta-button,.trails-progress .cta-button.decline-beta-offer,.header-wrapper.headhesive--stick .secondary-button.header-cta-link,.header-wrapper.headhesive--stick .trails-progress .header-cta-link.decline-beta-offer,.trails-progress .header-wrapper.headhesive--stick .header-cta-link.decline-beta-offer,#discourse-comments .secondary-button.button,#discourse-comments .trails-progress .button.decline-beta-offer,.trails-progress #discourse-comments .button.decline-beta-offer,body.products-index .subscription .secondary-button.button,body.products-index .subscription .trails-progress .button.decline-beta-offer,.trails-progress body.products-index .subscription .button.decline-beta-offer,.trails-progress body.repositories-show aside .decline-beta-offer.button,body.repositories-show aside .trails-progress .decline-beta-offer.button,.trails-progress body.products-show .decline-beta-offer.button,body.products-show .trails-progress .decline-beta-offer.button,.trails-progress body.shows-show aside .decline-beta-offer.button,body.shows-show aside .trails-progress .decline-beta-offer.button,.trails-progress body.videos-show aside .decline-beta-offer.button,body.videos-show aside .trails-progress .decline-beta-offer.button,.trails-progress .decline-beta-offer.reveal-answer,.trails-progress .decline-beta-offer.next-flashcard[type="submit"],body.repositories-show aside .secondary-button.button,body.products-show .secondary-button.button,body.shows-show aside .secondary-button.button,body.videos-show aside .secondary-button.button,.secondary-button.reveal-answer,.secondary-button.next-flashcard[type="submit"]{background:#f2f2f2;box-shadow:0 1px 1px #dedede;color:#4dd1aa}.trails-progress .remove input.decline-beta-offer:hover,.remove .trails-progress input.decline-beta-offer:hover,.remove input.secondary-button:hover,button.secondary-button:hover,.trails-progress button.decline-beta-offer:hover,input.secondary-button[type="submit"]:hover,.trails-progress input[type="submit"].decline-beta-offer:hover,.secondary-button.cta-button:hover,.trails-progress .cta-button.decline-beta-offer:hover,.header-wrapper.headhesive--stick .secondary-button.header-cta-link:hover,.header-wrapper.headhesive--stick .trails-progress .header-cta-link.decline-beta-offer:hover,.trails-progress .header-wrapper.headhesive--stick .header-cta-link.decline-beta-offer:hover,#discourse-comments .secondary-button.button:hover,#discourse-comments .trails-progress .button.decline-beta-offer:hover,.trails-progress #discourse-comments .button.decline-beta-offer:hover,body.products-index .subscription .secondary-button.button:hover,body.products-index .subscription .trails-progress .button.decline-beta-offer:hover,.trails-progress body.products-index .subscription .button.decline-beta-offer:hover,.trails-progress body.repositories-show aside .decline-beta-offer.button:hover,body.repositories-show aside .trails-progress .decline-beta-offer.button:hover,.trails-progress body.products-show .decline-beta-offer.button:hover,body.products-show .trails-progress .decline-beta-offer.button:hover,.trails-progress body.shows-show aside .decline-beta-offer.button:hover,body.shows-show aside .trails-progress .decline-beta-offer.button:hover,.trails-progress body.videos-show aside .decline-beta-offer.button:hover,body.videos-show aside .trails-progress .decline-beta-offer.button:hover,.trails-progress .decline-beta-offer.reveal-answer:hover,.trails-progress .decline-beta-offer.next-flashcard[type="submit"]:hover,body.repositories-show aside .secondary-button.button:hover,body.products-show .secondary-button.button:hover,body.shows-show aside .secondary-button.button:hover,body.videos-show aside .secondary-button.button:hover,.secondary-button.reveal-answer:hover,.secondary-button.next-flashcard[type="submit"]:hover{background:#f7f7f7;color:#4dd1aa}.trails-progress .remove input.decline-beta-offer,.remove .trails-progress input.decline-beta-offer,.remove input.secondary-button,.remove input,button.alert-button,input.alert-button[type="submit"],.alert-button.cta-button,.header-wrapper.headhesive--stick .alert-button.header-cta-link,#discourse-comments .alert-button.button,body.products-index .subscription .alert-button.button,body.repositories-show aside .alert-button.button,body.products-show .alert-button.button,body.shows-show aside .alert-button.button,body.videos-show aside .alert-button.button,.alert-button.reveal-answer,.alert-button.next-flashcard[type="submit"]{background-color:#FFDFDF;background-image:-webkit-linear-gradient(#FFDFDF, #ffdfdf);background-image:linear-gradient(#FFDFDF, #ffdfdf);color:#d17474}.remove input:hover,button.alert-button:hover,input.alert-button[type="submit"]:hover,.alert-button.cta-button:hover,.header-wrapper.headhesive--stick .alert-button.header-cta-link:hover,#discourse-comments .alert-button.button:hover,body.products-index .subscription .alert-button.button:hover,body.repositories-show aside .alert-button.button:hover,body.products-show .alert-button.button:hover,body.shows-show aside .alert-button.button:hover,body.videos-show aside .alert-button.button:hover,.alert-button.reveal-answer:hover,.alert-button.next-flashcard[type="submit"]:hover{background-color:#FFDFDF;background-image:-webkit-linear-gradient(#FFDFDF, #ffe9e9);background-image:linear-gradient(#FFDFDF, #ffe9e9);color:#d17474}.remove input img,button img,input[type="submit"] img,.cta-button img,.header-wrapper.headhesive--stick .header-cta-link img,#discourse-comments .button img,body.products-index .subscription .button img,body.repositories-show aside .button img,body.products-show .button img,body.shows-show aside .button img,body.videos-show aside .button img,.reveal-answer img,.next-flashcard[type="submit"] img{float:left;margin-right:0.8em;max-height:1.4em}button,input[type="submit"],.cta-button{-webkit-appearance:none;-moz-appearance:none;-ms-appearance:none;-o-appearance:none;appearance:none;border:none;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;vertical-align:middle}.subscribe-cta,input[type="submit"].subscribe-cta{background-color:#ff0;background-image:-webkit-linear-gradient(#ff0, #fb0);background-image:linear-gradient(#ff0, #fb0);color:#333}.subscribe-cta.light-bg,input[type="submit"].subscribe-cta.light-bg{border:1px solid #ffe499}.subscribe-cta:hover,input[type="submit"].subscribe-cta:hover{background-color:#f2f200;background-image:-webkit-linear-gradient(#f2f200, #f2b200);background-image:linear-gradient(#f2f200, #f2b200);color:#333}.cta-button span{line-height:1.8}ul,ol{margin:0;padding:0;list-style-type:none}ul .list-title{margin-bottom:.5em;font-weight:700;font-size:1.375em}ul .number{font-weight:700}ul.selling-point-body{list-style-type:disc;padding-left:1em}/*!
 *  Font Awesome 4.4.0 by @davegandy - http://fontawesome.io - @fontawesome
 *  License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
 */@font-face{font-family:'FontAwesome';src:url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-d4f5a99224154f2a808e42a441ddc9248ffe78b7a4083684ce159270b30b912a.eot?v=4.4.0");src:url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-d4f5a99224154f2a808e42a441ddc9248ffe78b7a4083684ce159270b30b912a.eot?#iefix&v=4.4.0") format("embedded-opentype"),url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-3c4a1bb7ce3234407184f0d80cc4dec075e4ad616b44dcc5778e1cfb1bc24019.woff2?v=4.4.0") format("woff2"),url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-a7c7e4930090e038a280fd61d88f0dc03dad4aeaedbd8c9be3dd9aa4c3b6f8d1.woff?v=4.4.0") format("woff"),url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-1b7f3de49d68b01f415574ebb82e6110a1d09cda2071ad8451bdb5124131a292.ttf?v=4.4.0") format("truetype"),url("//d3v2mfwlau8x6c.cloudfront.net/assets/fontawesome-webfont-7414288c272f6cc10304aa18e89bf24fb30f40afd644623f425c2c3d71fbe06a.svg?v=4.4.0#fontawesomeregular") format("svg");font-weight:normal;font-style:normal}.fa{display:inline-block;font:normal normal normal 14px/1 FontAwesome;font-size:inherit;text-rendering:auto;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.fa-lg{font-size:1.33333333em;line-height:0.75em;vertical-align:-15%}.fa-2x{font-size:2em}.fa-3x{font-size:3em}.fa-4x{font-size:4em}.fa-5x{font-size:5em}.fa-fw{width:1.28571429em;text-align:center}.fa-ul{padding-left:0;margin-left:2.14285714em;list-style-type:none}.fa-ul>li{position:relative}.fa-li{position:absolute;left:-2.14285714em;width:2.14285714em;top:0.14285714em;text-align:center}.fa-li.fa-lg{left:-1.85714286em}.fa-border{padding:.2em .25em .15em;border:solid 0.08em #eeeeee;border-radius:.1em}.fa-pull-left{float:left}.fa-pull-right{float:right}.fa.fa-pull-left{margin-right:.3em}.fa.fa-pull-right{margin-left:.3em}.pull-right{float:right}.pull-left{float:left}.fa.pull-left{margin-right:.3em}.fa.pull-right{margin-left:.3em}.fa-spin{-webkit-animation:fa-spin 2s infinite linear;animation:fa-spin 2s infinite linear}.fa-pulse{-webkit-animation:fa-spin 1s infinite steps(8);animation:fa-spin 1s infinite steps(8)}@-webkit-keyframes fa-spin{0%{-webkit-transform:rotate(0deg);transform:rotate(0deg)}100%{-webkit-transform:rotate(359deg);transform:rotate(359deg)}}@keyframes fa-spin{0%{-webkit-transform:rotate(0deg);transform:rotate(0deg)}100%{-webkit-transform:rotate(359deg);transform:rotate(359deg)}}.fa-rotate-90{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=1);-webkit-transform:rotate(90deg);-ms-transform:rotate(90deg);transform:rotate(90deg)}.fa-rotate-180{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=2);-webkit-transform:rotate(180deg);-ms-transform:rotate(180deg);transform:rotate(180deg)}.fa-rotate-270{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=3);-webkit-transform:rotate(270deg);-ms-transform:rotate(270deg);transform:rotate(270deg)}.fa-flip-horizontal{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=0, mirror=1);-webkit-transform:scale(-1, 1);-ms-transform:scale(-1, 1);transform:scale(-1, 1)}.fa-flip-vertical{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=2, mirror=1);-webkit-transform:scale(1, -1);-ms-transform:scale(1, -1);transform:scale(1, -1)}:root .fa-rotate-90,:root .fa-rotate-180,:root .fa-rotate-270,:root .fa-flip-horizontal,:root .fa-flip-vertical{-webkit-filter:none;filter:none}.fa-stack{position:relative;display:inline-block;width:2em;height:2em;line-height:2em;vertical-align:middle}.fa-stack-1x,.fa-stack-2x{position:absolute;left:0;width:100%;text-align:center}.fa-stack-1x{line-height:inherit}.fa-stack-2x{font-size:2em}.fa-inverse{color:#ffffff}.fa-glass:before{content:"\f000"}.fa-music:before{content:"\f001"}.fa-search:before{content:"\f002"}.fa-envelope-o:before{content:"\f003"}.fa-heart:before{content:"\f004"}.fa-star:before{content:"\f005"}.fa-star-o:before{content:"\f006"}.fa-user:before{content:"\f007"}.fa-film:before{content:"\f008"}.fa-th-large:before{content:"\f009"}.fa-th:before{content:"\f00a"}.fa-th-list:before{content:"\f00b"}.fa-check:before{content:"\f00c"}.fa-remove:before,.fa-close:before,.fa-times:before{content:"\f00d"}.fa-search-plus:before{content:"\f00e"}.fa-search-minus:before{content:"\f010"}.fa-power-off:before{content:"\f011"}.fa-signal:before{content:"\f012"}.fa-gear:before,.fa-cog:before{content:"\f013"}.fa-trash-o:before{content:"\f014"}.fa-home:before{content:"\f015"}.fa-file-o:before{content:"\f016"}.fa-clock-o:before{content:"\f017"}.fa-road:before{content:"\f018"}.fa-download:before{content:"\f019"}.fa-arrow-circle-o-down:before{content:"\f01a"}.fa-arrow-circle-o-up:before{content:"\f01b"}.fa-inbox:before{content:"\f01c"}.fa-play-circle-o:before{content:"\f01d"}.fa-rotate-right:before,.fa-repeat:before{content:"\f01e"}.fa-refresh:before{content:"\f021"}.fa-list-alt:before{content:"\f022"}.fa-lock:before{content:"\f023"}.fa-flag:before{content:"\f024"}.fa-headphones:before{content:"\f025"}.fa-volume-off:before{content:"\f026"}.fa-volume-down:before{content:"\f027"}.fa-volume-up:before{content:"\f028"}.fa-qrcode:before{content:"\f029"}.fa-barcode:before{content:"\f02a"}.fa-tag:before{content:"\f02b"}.fa-tags:before{content:"\f02c"}.fa-book:before{content:"\f02d"}.fa-bookmark:before{content:"\f02e"}.fa-print:before{content:"\f02f"}.fa-camera:before{content:"\f030"}.fa-font:before{content:"\f031"}.fa-bold:before{content:"\f032"}.fa-italic:before{content:"\f033"}.fa-text-height:before{content:"\f034"}.fa-text-width:before{content:"\f035"}.fa-align-left:before{content:"\f036"}.fa-align-center:before{content:"\f037"}.fa-align-right:before{content:"\f038"}.fa-align-justify:before{content:"\f039"}.fa-list:before{content:"\f03a"}.fa-dedent:before,.fa-outdent:before{content:"\f03b"}.fa-indent:before{content:"\f03c"}.fa-video-camera:before{content:"\f03d"}.fa-photo:before,.fa-image:before,.fa-picture-o:before{content:"\f03e"}.fa-pencil:before{content:"\f040"}.fa-map-marker:before{content:"\f041"}.fa-adjust:before{content:"\f042"}.fa-tint:before{content:"\f043"}.fa-edit:before,.fa-pencil-square-o:before{content:"\f044"}.fa-share-square-o:before{content:"\f045"}.fa-check-square-o:before{content:"\f046"}.fa-arrows:before{content:"\f047"}.fa-step-backward:before{content:"\f048"}.fa-fast-backward:before{content:"\f049"}.fa-backward:before{content:"\f04a"}.fa-play:before{content:"\f04b"}.fa-pause:before{content:"\f04c"}.fa-stop:before{content:"\f04d"}.fa-forward:before{content:"\f04e"}.fa-fast-forward:before{content:"\f050"}.fa-step-forward:before{content:"\f051"}.fa-eject:before{content:"\f052"}.fa-chevron-left:before{content:"\f053"}.fa-chevron-right:before{content:"\f054"}.fa-plus-circle:before{content:"\f055"}.fa-minus-circle:before{content:"\f056"}.fa-times-circle:before{content:"\f057"}.fa-check-circle:before{content:"\f058"}.fa-question-circle:before{content:"\f059"}.fa-info-circle:before{content:"\f05a"}.fa-crosshairs:before{content:"\f05b"}.fa-times-circle-o:before{content:"\f05c"}.fa-check-circle-o:before{content:"\f05d"}.fa-ban:before{content:"\f05e"}.fa-arrow-left:before{content:"\f060"}.fa-arrow-right:before{content:"\f061"}.fa-arrow-up:before{content:"\f062"}.fa-arrow-down:before{content:"\f063"}.fa-mail-forward:before,.fa-share:before{content:"\f064"}.fa-expand:before{content:"\f065"}.fa-compress:before{content:"\f066"}.fa-plus:before{content:"\f067"}.fa-minus:before{content:"\f068"}.fa-asterisk:before{content:"\f069"}.fa-exclamation-circle:before{content:"\f06a"}.fa-gift:before{content:"\f06b"}.fa-leaf:before{content:"\f06c"}.fa-fire:before{content:"\f06d"}.fa-eye:before{content:"\f06e"}.fa-eye-slash:before{content:"\f070"}.fa-warning:before,.fa-exclamation-triangle:before{content:"\f071"}.fa-plane:before{content:"\f072"}.fa-calendar:before{content:"\f073"}.fa-random:before{content:"\f074"}.fa-comment:before{content:"\f075"}.fa-magnet:before{content:"\f076"}.fa-chevron-up:before{content:"\f077"}.fa-chevron-down:before{content:"\f078"}.fa-retweet:before{content:"\f079"}.fa-shopping-cart:before{content:"\f07a"}.fa-folder:before{content:"\f07b"}.fa-folder-open:before{content:"\f07c"}.fa-arrows-v:before{content:"\f07d"}.fa-arrows-h:before{content:"\f07e"}.fa-bar-chart-o:before,.fa-bar-chart:before{content:"\f080"}.fa-twitter-square:before{content:"\f081"}.fa-facebook-square:before{content:"\f082"}.fa-camera-retro:before{content:"\f083"}.fa-key:before{content:"\f084"}.fa-gears:before,.fa-cogs:before{content:"\f085"}.fa-comments:before{content:"\f086"}.fa-thumbs-o-up:before{content:"\f087"}.fa-thumbs-o-down:before{content:"\f088"}.fa-star-half:before{content:"\f089"}.fa-heart-o:before{content:"\f08a"}.fa-sign-out:before{content:"\f08b"}.fa-linkedin-square:before{content:"\f08c"}.fa-thumb-tack:before{content:"\f08d"}.fa-external-link:before{content:"\f08e"}.fa-sign-in:before{content:"\f090"}.fa-trophy:before{content:"\f091"}.fa-github-square:before{content:"\f092"}.fa-upload:before{content:"\f093"}.fa-lemon-o:before{content:"\f094"}.fa-phone:before{content:"\f095"}.fa-square-o:before{content:"\f096"}.fa-bookmark-o:before{content:"\f097"}.fa-phone-square:before{content:"\f098"}.fa-twitter:before{content:"\f099"}.fa-facebook-f:before,.fa-facebook:before{content:"\f09a"}.fa-github:before{content:"\f09b"}.fa-unlock:before{content:"\f09c"}.fa-credit-card:before{content:"\f09d"}.fa-feed:before,.fa-rss:before{content:"\f09e"}.fa-hdd-o:before{content:"\f0a0"}.fa-bullhorn:before{content:"\f0a1"}.fa-bell:before{content:"\f0f3"}.fa-certificate:before{content:"\f0a3"}.fa-hand-o-right:before{content:"\f0a4"}.fa-hand-o-left:before{content:"\f0a5"}.fa-hand-o-up:before{content:"\f0a6"}.fa-hand-o-down:before{content:"\f0a7"}.fa-arrow-circle-left:before{content:"\f0a8"}.fa-arrow-circle-right:before{content:"\f0a9"}.fa-arrow-circle-up:before{content:"\f0aa"}.fa-arrow-circle-down:before{content:"\f0ab"}.fa-globe:before{content:"\f0ac"}.fa-wrench:before{content:"\f0ad"}.fa-tasks:before{content:"\f0ae"}.fa-filter:before{content:"\f0b0"}.fa-briefcase:before{content:"\f0b1"}.fa-arrows-alt:before{content:"\f0b2"}.fa-group:before,.fa-users:before{content:"\f0c0"}.fa-chain:before,.fa-link:before{content:"\f0c1"}.fa-cloud:before{content:"\f0c2"}.fa-flask:before{content:"\f0c3"}.fa-cut:before,.fa-scissors:before{content:"\f0c4"}.fa-copy:before,.fa-files-o:before{content:"\f0c5"}.fa-paperclip:before{content:"\f0c6"}.fa-save:before,.fa-floppy-o:before{content:"\f0c7"}.fa-square:before{content:"\f0c8"}.fa-navicon:before,.fa-reorder:before,.fa-bars:before{content:"\f0c9"}.fa-list-ul:before{content:"\f0ca"}.fa-list-ol:before{content:"\f0cb"}.fa-strikethrough:before{content:"\f0cc"}.fa-underline:before{content:"\f0cd"}.fa-table:before{content:"\f0ce"}.fa-magic:before{content:"\f0d0"}.fa-truck:before{content:"\f0d1"}.fa-pinterest:before{content:"\f0d2"}.fa-pinterest-square:before{content:"\f0d3"}.fa-google-plus-square:before{content:"\f0d4"}.fa-google-plus:before{content:"\f0d5"}.fa-money:before{content:"\f0d6"}.fa-caret-down:before{content:"\f0d7"}.fa-caret-up:before{content:"\f0d8"}.fa-caret-left:before{content:"\f0d9"}.fa-caret-right:before{content:"\f0da"}.fa-columns:before{content:"\f0db"}.fa-unsorted:before,.fa-sort:before{content:"\f0dc"}.fa-sort-down:before,.fa-sort-desc:before{content:"\f0dd"}.fa-sort-up:before,.fa-sort-asc:before{content:"\f0de"}.fa-envelope:before{content:"\f0e0"}.fa-linkedin:before{content:"\f0e1"}.fa-rotate-left:before,.fa-undo:before{content:"\f0e2"}.fa-legal:before,.fa-gavel:before{content:"\f0e3"}.fa-dashboard:before,.fa-tachometer:before{content:"\f0e4"}.fa-comment-o:before{content:"\f0e5"}.fa-comments-o:before{content:"\f0e6"}.fa-flash:before,.fa-bolt:before{content:"\f0e7"}.fa-sitemap:before{content:"\f0e8"}.fa-umbrella:before{content:"\f0e9"}.fa-paste:before,.fa-clipboard:before{content:"\f0ea"}.fa-lightbulb-o:before{content:"\f0eb"}.fa-exchange:before{content:"\f0ec"}.fa-cloud-download:before{content:"\f0ed"}.fa-cloud-upload:before{content:"\f0ee"}.fa-user-md:before{content:"\f0f0"}.fa-stethoscope:before{content:"\f0f1"}.fa-suitcase:before{content:"\f0f2"}.fa-bell-o:before{content:"\f0a2"}.fa-coffee:before{content:"\f0f4"}.fa-cutlery:before{content:"\f0f5"}.fa-file-text-o:before{content:"\f0f6"}.fa-building-o:before{content:"\f0f7"}.fa-hospital-o:before{content:"\f0f8"}.fa-ambulance:before{content:"\f0f9"}.fa-medkit:before{content:"\f0fa"}.fa-fighter-jet:before{content:"\f0fb"}.fa-beer:before{content:"\f0fc"}.fa-h-square:before{content:"\f0fd"}.fa-plus-square:before{content:"\f0fe"}.fa-angle-double-left:before{content:"\f100"}.fa-angle-double-right:before{content:"\f101"}.fa-angle-double-up:before{content:"\f102"}.fa-angle-double-down:before{content:"\f103"}.fa-angle-left:before{content:"\f104"}.fa-angle-right:before{content:"\f105"}.fa-angle-up:before{content:"\f106"}.fa-angle-down:before{content:"\f107"}.fa-desktop:before{content:"\f108"}.fa-laptop:before{content:"\f109"}.fa-tablet:before{content:"\f10a"}.fa-mobile-phone:before,.fa-mobile:before{content:"\f10b"}.fa-circle-o:before{content:"\f10c"}.fa-quote-left:before{content:"\f10d"}.fa-quote-right:before{content:"\f10e"}.fa-spinner:before{content:"\f110"}.fa-circle:before{content:"\f111"}.fa-mail-reply:before,.fa-reply:before{content:"\f112"}.fa-github-alt:before{content:"\f113"}.fa-folder-o:before{content:"\f114"}.fa-folder-open-o:before{content:"\f115"}.fa-smile-o:before{content:"\f118"}.fa-frown-o:before{content:"\f119"}.fa-meh-o:before{content:"\f11a"}.fa-gamepad:before{content:"\f11b"}.fa-keyboard-o:before{content:"\f11c"}.fa-flag-o:before{content:"\f11d"}.fa-flag-checkered:before{content:"\f11e"}.fa-terminal:before{content:"\f120"}.fa-code:before{content:"\f121"}.fa-mail-reply-all:before,.fa-reply-all:before{content:"\f122"}.fa-star-half-empty:before,.fa-star-half-full:before,.fa-star-half-o:before{content:"\f123"}.fa-location-arrow:before{content:"\f124"}.fa-crop:before{content:"\f125"}.fa-code-fork:before{content:"\f126"}.fa-unlink:before,.fa-chain-broken:before{content:"\f127"}.fa-question:before{content:"\f128"}.fa-info:before{content:"\f129"}.fa-exclamation:before{content:"\f12a"}.fa-superscript:before{content:"\f12b"}.fa-subscript:before{content:"\f12c"}.fa-eraser:before{content:"\f12d"}.fa-puzzle-piece:before{content:"\f12e"}.fa-microphone:before{content:"\f130"}.fa-microphone-slash:before{content:"\f131"}.fa-shield:before{content:"\f132"}.fa-calendar-o:before{content:"\f133"}.fa-fire-extinguisher:before{content:"\f134"}.fa-rocket:before{content:"\f135"}.fa-maxcdn:before{content:"\f136"}.fa-chevron-circle-left:before{content:"\f137"}.fa-chevron-circle-right:before{content:"\f138"}.fa-chevron-circle-up:before{content:"\f139"}.fa-chevron-circle-down:before{content:"\f13a"}.fa-html5:before{content:"\f13b"}.fa-css3:before{content:"\f13c"}.fa-anchor:before{content:"\f13d"}.fa-unlock-alt:before{content:"\f13e"}.fa-bullseye:before{content:"\f140"}.fa-ellipsis-h:before{content:"\f141"}.fa-ellipsis-v:before{content:"\f142"}.fa-rss-square:before{content:"\f143"}.fa-play-circle:before{content:"\f144"}.fa-ticket:before{content:"\f145"}.fa-minus-square:before{content:"\f146"}.fa-minus-square-o:before{content:"\f147"}.fa-level-up:before{content:"\f148"}.fa-level-down:before{content:"\f149"}.fa-check-square:before{content:"\f14a"}.fa-pencil-square:before{content:"\f14b"}.fa-external-link-square:before{content:"\f14c"}.fa-share-square:before{content:"\f14d"}.fa-compass:before{content:"\f14e"}.fa-toggle-down:before,.fa-caret-square-o-down:before{content:"\f150"}.fa-toggle-up:before,.fa-caret-square-o-up:before{content:"\f151"}.fa-toggle-right:before,.fa-caret-square-o-right:before{content:"\f152"}.fa-euro:before,.fa-eur:before{content:"\f153"}.fa-gbp:before{content:"\f154"}.fa-dollar:before,.fa-usd:before{content:"\f155"}.fa-rupee:before,.fa-inr:before{content:"\f156"}.fa-cny:before,.fa-rmb:before,.fa-yen:before,.fa-jpy:before{content:"\f157"}.fa-ruble:before,.fa-rouble:before,.fa-rub:before{content:"\f158"}.fa-won:before,.fa-krw:before{content:"\f159"}.fa-bitcoin:before,.fa-btc:before{content:"\f15a"}.fa-file:before{content:"\f15b"}.fa-file-text:before{content:"\f15c"}.fa-sort-alpha-asc:before{content:"\f15d"}.fa-sort-alpha-desc:before{content:"\f15e"}.fa-sort-amount-asc:before{content:"\f160"}.fa-sort-amount-desc:before{content:"\f161"}.fa-sort-numeric-asc:before{content:"\f162"}.fa-sort-numeric-desc:before{content:"\f163"}.fa-thumbs-up:before{content:"\f164"}.fa-thumbs-down:before{content:"\f165"}.fa-youtube-square:before{content:"\f166"}.fa-youtube:before{content:"\f167"}.fa-xing:before{content:"\f168"}.fa-xing-square:before{content:"\f169"}.fa-youtube-play:before{content:"\f16a"}.fa-dropbox:before{content:"\f16b"}.fa-stack-overflow:before{content:"\f16c"}.fa-instagram:before{content:"\f16d"}.fa-flickr:before{content:"\f16e"}.fa-adn:before{content:"\f170"}.fa-bitbucket:before{content:"\f171"}.fa-bitbucket-square:before{content:"\f172"}.fa-tumblr:before{content:"\f173"}.fa-tumblr-square:before{content:"\f174"}.fa-long-arrow-down:before{content:"\f175"}.fa-long-arrow-up:before{content:"\f176"}.fa-long-arrow-left:before{content:"\f177"}.fa-long-arrow-right:before{content:"\f178"}.fa-apple:before{content:"\f179"}.fa-windows:before{content:"\f17a"}.fa-android:before{content:"\f17b"}.fa-linux:before{content:"\f17c"}.fa-dribbble:before{content:"\f17d"}.fa-skype:before{content:"\f17e"}.fa-foursquare:before{content:"\f180"}.fa-trello:before{content:"\f181"}.fa-female:before{content:"\f182"}.fa-male:before{content:"\f183"}.fa-gittip:before,.fa-gratipay:before{content:"\f184"}.fa-sun-o:before{content:"\f185"}.fa-moon-o:before{content:"\f186"}.fa-archive:before{content:"\f187"}.fa-bug:before{content:"\f188"}.fa-vk:before{content:"\f189"}.fa-weibo:before{content:"\f18a"}.fa-renren:before{content:"\f18b"}.fa-pagelines:before{content:"\f18c"}.fa-stack-exchange:before{content:"\f18d"}.fa-arrow-circle-o-right:before{content:"\f18e"}.fa-arrow-circle-o-left:before{content:"\f190"}.fa-toggle-left:before,.fa-caret-square-o-left:before{content:"\f191"}.fa-dot-circle-o:before{content:"\f192"}.fa-wheelchair:before{content:"\f193"}.fa-vimeo-square:before{content:"\f194"}.fa-turkish-lira:before,.fa-try:before{content:"\f195"}.fa-plus-square-o:before{content:"\f196"}.fa-space-shuttle:before{content:"\f197"}.fa-slack:before{content:"\f198"}.fa-envelope-square:before{content:"\f199"}.fa-wordpress:before{content:"\f19a"}.fa-openid:before{content:"\f19b"}.fa-institution:before,.fa-bank:before,.fa-university:before{content:"\f19c"}.fa-mortar-board:before,.fa-graduation-cap:before{content:"\f19d"}.fa-yahoo:before{content:"\f19e"}.fa-google:before{content:"\f1a0"}.fa-reddit:before{content:"\f1a1"}.fa-reddit-square:before{content:"\f1a2"}.fa-stumbleupon-circle:before{content:"\f1a3"}.fa-stumbleupon:before{content:"\f1a4"}.fa-delicious:before{content:"\f1a5"}.fa-digg:before{content:"\f1a6"}.fa-pied-piper:before{content:"\f1a7"}.fa-pied-piper-alt:before{content:"\f1a8"}.fa-drupal:before{content:"\f1a9"}.fa-joomla:before{content:"\f1aa"}.fa-language:before{content:"\f1ab"}.fa-fax:before{content:"\f1ac"}.fa-building:before{content:"\f1ad"}.fa-child:before{content:"\f1ae"}.fa-paw:before{content:"\f1b0"}.fa-spoon:before{content:"\f1b1"}.fa-cube:before{content:"\f1b2"}.fa-cubes:before{content:"\f1b3"}.fa-behance:before{content:"\f1b4"}.fa-behance-square:before{content:"\f1b5"}.fa-steam:before{content:"\f1b6"}.fa-steam-square:before{content:"\f1b7"}.fa-recycle:before{content:"\f1b8"}.fa-automobile:before,.fa-car:before{content:"\f1b9"}.fa-cab:before,.fa-taxi:before{content:"\f1ba"}.fa-tree:before{content:"\f1bb"}.fa-spotify:before{content:"\f1bc"}.fa-deviantart:before{content:"\f1bd"}.fa-soundcloud:before{content:"\f1be"}.fa-database:before{content:"\f1c0"}.fa-file-pdf-o:before{content:"\f1c1"}.fa-file-word-o:before{content:"\f1c2"}.fa-file-excel-o:before{content:"\f1c3"}.fa-file-powerpoint-o:before{content:"\f1c4"}.fa-file-photo-o:before,.fa-file-picture-o:before,.fa-file-image-o:before{content:"\f1c5"}.fa-file-zip-o:before,.fa-file-archive-o:before{content:"\f1c6"}.fa-file-sound-o:before,.fa-file-audio-o:before{content:"\f1c7"}.fa-file-movie-o:before,.fa-file-video-o:before{content:"\f1c8"}.fa-file-code-o:before{content:"\f1c9"}.fa-vine:before{content:"\f1ca"}.fa-codepen:before{content:"\f1cb"}.fa-jsfiddle:before{content:"\f1cc"}.fa-life-bouy:before,.fa-life-buoy:before,.fa-life-saver:before,.fa-support:before,.fa-life-ring:before{content:"\f1cd"}.fa-circle-o-notch:before{content:"\f1ce"}.fa-ra:before,.fa-rebel:before{content:"\f1d0"}.fa-ge:before,.fa-empire:before{content:"\f1d1"}.fa-git-square:before{content:"\f1d2"}.fa-git:before{content:"\f1d3"}.fa-y-combinator-square:before,.fa-yc-square:before,.fa-hacker-news:before{content:"\f1d4"}.fa-tencent-weibo:before{content:"\f1d5"}.fa-qq:before{content:"\f1d6"}.fa-wechat:before,.fa-weixin:before{content:"\f1d7"}.fa-send:before,.fa-paper-plane:before{content:"\f1d8"}.fa-send-o:before,.fa-paper-plane-o:before{content:"\f1d9"}.fa-history:before{content:"\f1da"}.fa-circle-thin:before{content:"\f1db"}.fa-header:before{content:"\f1dc"}.fa-paragraph:before{content:"\f1dd"}.fa-sliders:before{content:"\f1de"}.fa-share-alt:before{content:"\f1e0"}.fa-share-alt-square:before{content:"\f1e1"}.fa-bomb:before{content:"\f1e2"}.fa-soccer-ball-o:before,.fa-futbol-o:before{content:"\f1e3"}.fa-tty:before{content:"\f1e4"}.fa-binoculars:before{content:"\f1e5"}.fa-plug:before{content:"\f1e6"}.fa-slideshare:before{content:"\f1e7"}.fa-twitch:before{content:"\f1e8"}.fa-yelp:before{content:"\f1e9"}.fa-newspaper-o:before{content:"\f1ea"}.fa-wifi:before{content:"\f1eb"}.fa-calculator:before{content:"\f1ec"}.fa-paypal:before{content:"\f1ed"}.fa-google-wallet:before{content:"\f1ee"}.fa-cc-visa:before{content:"\f1f0"}.fa-cc-mastercard:before{content:"\f1f1"}.fa-cc-discover:before{content:"\f1f2"}.fa-cc-amex:before{content:"\f1f3"}.fa-cc-paypal:before{content:"\f1f4"}.fa-cc-stripe:before{content:"\f1f5"}.fa-bell-slash:before{content:"\f1f6"}.fa-bell-slash-o:before{content:"\f1f7"}.fa-trash:before{content:"\f1f8"}.fa-copyright:before{content:"\f1f9"}.fa-at:before{content:"\f1fa"}.fa-eyedropper:before{content:"\f1fb"}.fa-paint-brush:before{content:"\f1fc"}.fa-birthday-cake:before{content:"\f1fd"}.fa-area-chart:before{content:"\f1fe"}.fa-pie-chart:before{content:"\f200"}.fa-line-chart:before{content:"\f201"}.fa-lastfm:before{content:"\f202"}.fa-lastfm-square:before{content:"\f203"}.fa-toggle-off:before{content:"\f204"}.fa-toggle-on:before{content:"\f205"}.fa-bicycle:before{content:"\f206"}.fa-bus:before{content:"\f207"}.fa-ioxhost:before{content:"\f208"}.fa-angellist:before{content:"\f209"}.fa-cc:before{content:"\f20a"}.fa-shekel:before,.fa-sheqel:before,.fa-ils:before{content:"\f20b"}.fa-meanpath:before{content:"\f20c"}.fa-buysellads:before{content:"\f20d"}.fa-connectdevelop:before{content:"\f20e"}.fa-dashcube:before{content:"\f210"}.fa-forumbee:before{content:"\f211"}.fa-leanpub:before{content:"\f212"}.fa-sellsy:before{content:"\f213"}.fa-shirtsinbulk:before{content:"\f214"}.fa-simplybuilt:before{content:"\f215"}.fa-skyatlas:before{content:"\f216"}.fa-cart-plus:before{content:"\f217"}.fa-cart-arrow-down:before{content:"\f218"}.fa-diamond:before{content:"\f219"}.fa-ship:before{content:"\f21a"}.fa-user-secret:before{content:"\f21b"}.fa-motorcycle:before{content:"\f21c"}.fa-street-view:before{content:"\f21d"}.fa-heartbeat:before{content:"\f21e"}.fa-venus:before{content:"\f221"}.fa-mars:before{content:"\f222"}.fa-mercury:before{content:"\f223"}.fa-intersex:before,.fa-transgender:before{content:"\f224"}.fa-transgender-alt:before{content:"\f225"}.fa-venus-double:before{content:"\f226"}.fa-mars-double:before{content:"\f227"}.fa-venus-mars:before{content:"\f228"}.fa-mars-stroke:before{content:"\f229"}.fa-mars-stroke-v:before{content:"\f22a"}.fa-mars-stroke-h:before{content:"\f22b"}.fa-neuter:before{content:"\f22c"}.fa-genderless:before{content:"\f22d"}.fa-facebook-official:before{content:"\f230"}.fa-pinterest-p:before{content:"\f231"}.fa-whatsapp:before{content:"\f232"}.fa-server:before{content:"\f233"}.fa-user-plus:before{content:"\f234"}.fa-user-times:before{content:"\f235"}.fa-hotel:before,.fa-bed:before{content:"\f236"}.fa-viacoin:before{content:"\f237"}.fa-train:before{content:"\f238"}.fa-subway:before{content:"\f239"}.fa-medium:before{content:"\f23a"}.fa-yc:before,.fa-y-combinator:before{content:"\f23b"}.fa-optin-monster:before{content:"\f23c"}.fa-opencart:before{content:"\f23d"}.fa-expeditedssl:before{content:"\f23e"}.fa-battery-4:before,.fa-battery-full:before{content:"\f240"}.fa-battery-3:before,.fa-battery-three-quarters:before{content:"\f241"}.fa-battery-2:before,.fa-battery-half:before{content:"\f242"}.fa-battery-1:before,.fa-battery-quarter:before{content:"\f243"}.fa-battery-0:before,.fa-battery-empty:before{content:"\f244"}.fa-mouse-pointer:before{content:"\f245"}.fa-i-cursor:before{content:"\f246"}.fa-object-group:before{content:"\f247"}.fa-object-ungroup:before{content:"\f248"}.fa-sticky-note:before{content:"\f249"}.fa-sticky-note-o:before{content:"\f24a"}.fa-cc-jcb:before{content:"\f24b"}.fa-cc-diners-club:before{content:"\f24c"}.fa-clone:before{content:"\f24d"}.fa-balance-scale:before{content:"\f24e"}.fa-hourglass-o:before{content:"\f250"}.fa-hourglass-1:before,.fa-hourglass-start:before{content:"\f251"}.fa-hourglass-2:before,.fa-hourglass-half:before{content:"\f252"}.fa-hourglass-3:before,.fa-hourglass-end:before{content:"\f253"}.fa-hourglass:before{content:"\f254"}.fa-hand-grab-o:before,.fa-hand-rock-o:before{content:"\f255"}.fa-hand-stop-o:before,.fa-hand-paper-o:before{content:"\f256"}.fa-hand-scissors-o:before{content:"\f257"}.fa-hand-lizard-o:before{content:"\f258"}.fa-hand-spock-o:before{content:"\f259"}.fa-hand-pointer-o:before{content:"\f25a"}.fa-hand-peace-o:before{content:"\f25b"}.fa-trademark:before{content:"\f25c"}.fa-registered:before{content:"\f25d"}.fa-creative-commons:before{content:"\f25e"}.fa-gg:before{content:"\f260"}.fa-gg-circle:before{content:"\f261"}.fa-tripadvisor:before{content:"\f262"}.fa-odnoklassniki:before{content:"\f263"}.fa-odnoklassniki-square:before{content:"\f264"}.fa-get-pocket:before{content:"\f265"}.fa-wikipedia-w:before{content:"\f266"}.fa-safari:before{content:"\f267"}.fa-chrome:before{content:"\f268"}.fa-firefox:before{content:"\f269"}.fa-opera:before{content:"\f26a"}.fa-internet-explorer:before{content:"\f26b"}.fa-tv:before,.fa-television:before{content:"\f26c"}.fa-contao:before{content:"\f26d"}.fa-500px:before{content:"\f26e"}.fa-amazon:before{content:"\f270"}.fa-calendar-plus-o:before{content:"\f271"}.fa-calendar-minus-o:before{content:"\f272"}.fa-calendar-times-o:before{content:"\f273"}.fa-calendar-check-o:before{content:"\f274"}.fa-industry:before{content:"\f275"}.fa-map-pin:before{content:"\f276"}.fa-map-signs:before{content:"\f277"}.fa-map-o:before{content:"\f278"}.fa-map:before{content:"\f279"}.fa-commenting:before{content:"\f27a"}.fa-commenting-o:before{content:"\f27b"}.fa-houzz:before{content:"\f27c"}.fa-vimeo:before{content:"\f27d"}.fa-black-tie:before{content:"\f27e"}.fa-fonticons:before{content:"\f280"}.resources-container{-webkit-transition:all 0.3s ease-in-out;transition:all 0.3s ease-in-out;background:white;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-flow:wrap;-ms-flex-flow:wrap;flex-flow:wrap;-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around;padding:1.875em 1.25em}.resources-container header{width:100%;display:block;padding:0 0.9375em}.resources-container header .topic-headline{display:inline-block;float:left;font:600 24px/30px "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;margin-bottom:30px}.card{-webkit-transition:all 0.3s ease-in-out;transition:all 0.3s ease-in-out;background:white;border-radius:.25rem;border:1px solid #DCDCDC;box-shadow:1px 1px 2px rgba(0,0,0,0.08);display:inline-block;height:370px;margin-bottom:1.875em;overflow:hidden;padding:5px;position:relative;width:14rem}.card:hover{-webkit-transform:translateY(-5px);-ms-transform:translateY(-5px);transform:translateY(-5px);box-shadow:2px 2px 2px rgba(0,0,0,0.1)}.card>a{display:block;height:100%;line-height:0;overflow:hidden;position:relative}.card p{font-size:0.96rem;line-height:1.6;margin:0 .6rem .6rem}.card h4{color:#555;font-weight:700;margin-bottom:0;padding:.75rem .6rem}.card h5{border-radius:.20rem .20rem 0 0;color:#555;font-size:.8rem;margin-bottom:0.3125em;padding:0.9375em;text-align:center;text-transform:uppercase}.card .status{border-radius:0 0 .20rem .20rem;display:none;font-size:0.875em;margin:6px 0;padding:0.3125em;text-indent:5px;text-transform:uppercase}.card.in-progress-exercise .status,.card.complete-exercise .status{background:rgba(255,255,0,0.4);color:#555;display:block}.card.complete-exercise .status{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/check-c3006a7608bbae0bb2623202098443dba13c56fdd7cd10e5f1867fcf4ed5a00c.svg) no-repeat 5px 5px #83EBA8;background-size:18px;color:#137636;display:block;text-indent:25px}.card.exercise h5{border-bottom:1px solid #DCDCDC}.card.exercise .illustration{background-image:url(//d3v2mfwlau8x6c.cloudfront.net/assets/exercise-af0a9cc272d03e51d6f21cf7ef8273436be7296346e43b50d42bee03426606c6.svg)}.card.exercise .illustration:after{border-color:#E9F2FD}.card.repository .illustration{background-image:url(//d3v2mfwlau8x6c.cloudfront.net/assets/repository-609eb0c943cc9771736217a943a3e870dbcca7b850197daab603796a2ea05d71.svg)}.card.repository .illustration:after{border-color:rgba(141,112,195,0.1)}.card.complete-exercise .illustration{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/trail-step-complete-e1bd86b9bf767b06854a13829f410ae3196522663861dfb586a4ee2a3b8bf525.svg) center/58px no-repeat}.card.complete-exercise .illustration:after{display:none}.card.in-progress-exercise .illustration{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/trail-step-in-progress-a5de0bd19a490c59f47d4ffc5e35a4e81039903415e2dcf8a569f625ef051aad.svg) center/60px no-repeat}.card.in-progress-exercise .illustration:after{display:none}.divider{color:#999;display:block;margin-bottom:2rem;position:relative;text-align:center;width:100%;z-index:0}.divider:after{position:absolute;top:0;right:0px;bottom:0.5em;left:0px;border-bottom:1px solid #DDD;content:"";z-index:-1}.divider h4{background:white;display:inline;padding:0 1em}body{background-color:#fff;border-top:none;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;line-height:20px;margin:0 auto;min-height:100vh;min-width:320px}img{max-width:100%}section{-webkit-box-flex:1;-webkit-flex:1;-ms-flex:1;flex:1}.content{max-width:1100px;margin-left:auto;margin-right:auto;max-width:1100px;-webkit-box-flex:1;-webkit-flex:1;-ms-flex:1;flex:1;padding:1.5em 1em 3em;width:100%}.content::after{clear:both;content:"";display:table}.content ul,.content ol{padding:0}.content li{margin-top:1rem}.content li:first-child{margin-top:0}.content .text-box-wrapper{float:left;display:block;margin-right:2.35765%;width:70.14568%;margin-right:3%;position:relative}.content .text-box-wrapper:last-child{margin-right:0}.content .text-box-wrapper:before{position:absolute;top:10px;right:-35px;bottom:0px;content:""}@media screen and (max-width: 800px){.content .text-box-wrapper:before{border-right:0}}.content .text-box-wrapper.solo{margin:auto;float:none}.content .text-box-wrapper.right{float:right;margin:0 0 0 2.35765%}.content .summary{clear:both;display:block;float:left;float:left;display:block;margin-right:2.35765%;width:74.41059%;text-align:left}.content .summary:last-child{margin-right:0}.content .summary p{margin:0 0 .4rem 26px}.content .summary p:last-child{margin-bottom:2rem}aside{float:left;display:block;margin-right:2.35765%;width:23.23176%;box-shadow:none;display:inline-block;float:right;font-size:0.96rem;margin-bottom:1em;padding-left:30px;position:relative}aside:last-child{margin-right:0}aside hgroup{margin-left:48px}aside hgroup h5,aside hgroup h4{font-style:normal}aside hgroup h5{background-color:transparent;display:block;margin-top:18px;padding:0;position:relative}aside h3{margin:40px 0 10px}aside h3:first-child,aside h3:only-child{margin-top:0}aside,aside p{line-height:1.5;margin-bottom:1em}aside>div ol,aside>div ul{list-style-type:none}aside ul,aside ol{padding:0;margin:0}aside li{list-style-type:none;margin:1rem 0 0}aside li a{color:#555;font-style:italic}aside dt p{font-weight:bold}.hidden{display:none}@media screen and (max-device-width: 620px), screen and (max-width: 620px){.content{padding:1.5em 1em 2em}.content .text-box-wrapper{float:left;display:block;margin-right:2.35765%;width:100%}.content .text-box-wrapper:last-child{margin-right:0}.content aside{padding:0}aside{float:left;display:block;margin-right:2.35765%;width:100%;margin-top:3em}aside:last-child{margin-right:0}}.flashes{margin:.5em auto 2em;max-width:1100px;max-width:1100px;margin-left:auto;margin-right:auto;padding:3em 2em 0 2em;text-align:center}.flashes::after{clear:both;content:"";display:table}@media screen and (max-width: 800px){.flashes{padding:0}}.flashes .flash{background:#FFF5C2;border:1px solid #EDDAA5;border-radius:3px;display:inline-block;margin-bottom:0;overflow-y:auto;padding:1rem 2rem}.flashes .flash a{font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:600}.flashes .failure{background:#f8bcba;border:1px solid #ad141e;color:#ad141e}.flashes .failure a{color:#ad141e}.flashes .notice{color:#5C4A33;font:400 1.2rem/1.2em "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif}.flashes .notice a{color:#04659B}.flashes+.content{padding-top:1em}@media screen and (min-width: 800px){.teams .header-wrapper{margin:0 auto}}.header-wrapper{background-color:#487BF6;background-image:-webkit-linear-gradient(#487BF6, #0093CB);background-image:linear-gradient(#487BF6, #0093CB);width:100%;-webkit-box-flex:0;-webkit-flex:none;-ms-flex:none;flex:none}@media screen and (min-width: 800px){.header-wrapper{margin:0 auto 40px}}.header-wrapper .ralph-header-logo{height:27px;margin-left:5px}.header-wrapper.headhesive--stick .header-cta:hover{background-color:inherit}.header-wrapper.headhesive--stick .header-cta-link{font-size:1rem;height:40px;line-height:40px;padding:0 1rem}.header-wrapper.headhesive--stick .header-cta-link:hover,.header-wrapper.headhesive--stick .header-cta-link:focus{background-color:#f2f200;background-image:-webkit-linear-gradient(#f2f200, #f2b200);background-image:linear-gradient(#f2f200, #f2b200);color:#333}.headhesive--stick .header-cta{padding:10px}.headhesive--stick .header-cta:hover{background-color:inherit}.header-wrapper.headhesive--stick .header-cta-link{background-color:#ff0;background-image:-webkit-linear-gradient(#ff0, #fb0);background-image:linear-gradient(#ff0, #fb0);border-radius:3px;box-shadow:0 1px 3px rgba(0,0,0,0.2);color:#333;height:40px;line-height:40px;padding:0 2em;position:relative}.header-wrapper.headhesive--stick .header-cta-link:hover,.header-wrapper.headhesive--stick .header-cta-link:focus{background-color:#f2f200;background-image:-webkit-linear-gradient(#f2f200, #f2b200);background-image:linear-gradient(#f2f200, #f2b200);color:#333}.header-container{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;max-width:1100px;margin-left:auto;margin-right:auto;max-width:1100px;padding:0 1em;position:relative}.header-container::after{clear:both;content:"";display:table}@media screen and (max-width: 800px){.header-container{padding-left:0;padding-right:0}}.header-container .branding{float:left;padding:1rem 0}@media screen and (max-width: 800px){.header-container .branding{display:block;float:none;text-align:center}}.header-container .small-logo{display:inline-block;font-size:0;vertical-align:top}.header-container .header-tagline{color:#fff;display:inline-block;font-size:0.75rem;font-weight:400;position:relative;top:0.5em;vertical-align:top}@media screen and (max-device-width: 1088px), screen and (max-width: 1088px){.header-container .header-tagline{display:none}}.header-container .nav-toggle{display:none}@media screen and (max-width: 800px){.header-container .nav-toggle{position:absolute;top:1.25em;right:1em;border:1px solid rgba(255,255,255,0.5);border-radius:3px;color:#F5F5F0;cursor:pointer;display:block;font-size:0.75rem;font-weight:normal;padding:0.25em 0.5em}}@media screen and (max-width: 800px){.header-container .nav-toggle:active{background-color:rgba(255,255,255,0.125);border-color:#fff}}@media screen and (max-width: 800px){.header-container nav{max-height:100em;overflow-y:hidden;-webkit-transition:all 0.75s cubic-bezier(0.445, 0.05, 0.55, 0.95);transition:all 0.75s cubic-bezier(0.445, 0.05, 0.55, 0.95)}}@media screen and (min-width: 800px){.header-container nav{float:right}}@media print{.header-container nav{display:none}}@media screen and (max-width: 800px){.header-container nav.closed{max-height:0;opacity:0}}.header-container nav img{border-radius:10%;vertical-align:bottom}.header-container nav ul{list-style-type:none;height:60px;margin:0;padding:0}@media screen and (max-width: 800px){.header-container nav ul{display:block;text-align:center}}.header-container nav li{-webkit-transition:all 0.15s ease-out 0s;transition:all 0.15s ease-out 0s;display:block;float:left;margin:0}@media screen and (max-width: 800px){.header-container nav li{border-bottom:1px solid #1d7acd;display:block;margin:0;width:100%}}.header-container nav li:hover,.header-container nav li.active{background:#1d7acd}.header-container nav li:first-child a{border:0}.header-container nav li a{border-left:1px solid #1d7acd;color:white;float:left;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:100%;font-weight:600;height:60px;padding:1rem 1.4rem}@media screen and (max-width: 800px){.header-container nav li a{text-align:center;width:100%}}.header-container nav .account a{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/account-ca40e665147637a8f503b5672ce1a2918ea8043088a66aae6041a2ff11e58e3a.svg) center center no-repeat;background-size:1.625em;padding:0.9375em;width:61px}@media screen and (max-width: 800px){.header-container nav .account a{width:100%}}.header-container nav .account a img{background-color:#3481ea;background-image:-webkit-linear-gradient(#3481ea, #118ed5);background-image:linear-gradient(#3481ea, #118ed5)}.header-container nav .subscription a{font-weight:700}.header-thoughtbot-logo{display:none}.headhesive--stick .header-thoughtbot-logo{position:absolute;top:0.48em;right:0;bottom:0;left:1em;height:1.5em;width:1.5em;display:block}footer.links{background:rgba(46,48,58,0.96);position:relative}footer.links .footer-content{max-width:1100px;margin-left:auto;margin-right:auto}footer.links .footer-content::after{clear:both;content:"";display:table}footer.links a{color:#7a7a7a}footer.links li{display:inline-block;margin:0 1rem 0 0}footer.links .sign-out{float:right;padding:1.5rem 2rem}footer.links .thoughtbot{float:left;padding:1.5rem 2rem 1.5rem 0}footer.links .copyright{background:rgba(46,48,58,0.96);clear:left;display:block;font:italic 0.96rem "adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;line-height:1.5rem;padding:1rem 2rem}footer.links .copyright div{max-width:1100px;margin-left:auto;margin-right:auto;text-align:center}footer.links .copyright div::after{clear:both;content:"";display:table}footer.links .copyright a,footer.links .copyright p{display:inline-block;margin-bottom:0;vertical-align:middle}footer.links .copyright img{height:40px;width:40px;margin-right:1rem}@media screen and (max-device-width: 620px), screen and (max-width: 620px){footer.links{text-align:center}footer.links .thoughtbot,footer.links .sign-out{display:none}}.environment-banner{font-size:0.8em;text-align:center}.environment-banner.development{background:#00b300;color:#e6ffe6}.environment-banner.staging{background:#ff7b85;color:white}.text-box{margin-bottom:1em;position:relative;clear:both}.text-box h1,.text-box h2,.text-box h3,.text-box h4,.text-box h5,.text-box h6{margin:2rem 0 1rem}.text-box h2{margin-top:3rem}.text-box p,.text-box li,.text-box th,.text-box td{color:#555}.text-box .product-title h2{margin-top:0.5rem}.text-box .product-title h3{font-size:1.2em;margin-bottom:1.5rem;margin-top:-0.5rem}.text-box .post-link-header h3{margin-bottom:0.5rem}.text-box .post-link-header h6{color:#555;font-weight:bold;margin:0 0 1rem}.text-box table{color:#555;font:normal 1em/1.5em "adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;-webkit-font-smoothing:antialiased;margin:2rem 0}.text-box th{font-weight:bold;padding-bottom:1rem}.trails-progress .trail .step .tooltip{-webkit-transition:all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);transition:all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);-webkit-transform:translate(-50%, 6px);-ms-transform:translate(-50%, 6px);transform:translate(-50%, 6px);left:50%;opacity:0;pointer-events:none;position:absolute;top:40px;z-index:2}.trails-progress .trail .step .tooltip:before,.trails-progress .trail .step .tooltip:after{height:0;width:0;border-bottom:8px solid #DCDCDC;border-left:10px solid transparent;border-right:10px solid transparent;content:"";position:absolute;top:-7px;left:calc(50% - 10px);z-index:1}.trails-progress .trail .step .tooltip:before{-webkit-transform:scale(1.15);-ms-transform:scale(1.15);transform:scale(1.15);-webkit-transform-origin:center bottom;-ms-transform-origin:center bottom;transform-origin:center bottom}.trails-progress .trail .step .tooltip:after{height:0;width:0;border-bottom:8px solid #fff;border-left:10px solid transparent;border-right:10px solid transparent}.trails-progress .trail .step .tooltip .card{height:auto}.in-progress-exercise .dot:before,.next-up-exercise .dot:before{-webkit-animation:radiate 2s cubic-bezier(0.39, 0.575, 0.565, 1) 0s forwards;animation:radiate 2s cubic-bezier(0.39, 0.575, 0.565, 1) 0s forwards;-webkit-animation-iteration-count:infinite;animation-iteration-count:infinite;opacity:1}@-webkit-keyframes radiate{0%{opacity:0.7;-webkit-transform:scale(0.8)}100%{opacity:0;-webkit-transform:scale(2.2)}}@keyframes radiate{0%{opacity:0.7;-webkit-transform:scale(0.8);-ms-transform:scale(0.8);transform:scale(0.8)}100%{opacity:0;-webkit-transform:scale(2.2);-ms-transform:scale(2.2);transform:scale(2.2)}}@-webkit-keyframes reveal-answer{0%{-webkit-transform:translate3d(0, -1em, 0);opacity:0}100%{-webkit-transform:translate3d(0, 0, 0);opacity:1}}@keyframes reveal-answer{0%{-webkit-transform:translate3d(0, -1em, 0);-ms-transform:translate3d(0, -1em, 0);transform:translate3d(0, -1em, 0);opacity:0}100%{-webkit-transform:translate3d(0, 0, 0);-ms-transform:translate3d(0, 0, 0);transform:translate3d(0, 0, 0);opacity:1}}.locked-message{background:#1d7acd}.locked-message p{color:white;padding:1em;text-align:center}.locked-message p:before{content:url(//d3v2mfwlau8x6c.cloudfront.net/assets/icons/lock-white-528828ae289fd1eeeda7813c2094ec48ef21d779ea8f0e01174e8609542416d8.svg);margin-right:10px}.locked-message a{color:white;border-bottom:2px solid white;font-weight:600}.plans{background:#fff;padding:0 35px}.plans .inner{margin:0 auto;padding:40px 0 100px;position:relative;width:960px}.plans .inner::after{clear:both;content:"";display:table}.plans nav,.plans .plan,.plans header p{float:left;width:190px}.plans nav ol,.plans .plan ol,.plans header p ol{list-style:none;margin:0}.plans nav li,.plans .plan li,.plans header p li{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;height:46px;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center}.plans header{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;width:100%}.plans header::after{clear:both;content:"";display:table}.plans header p{color:#4A4A4A;display:block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;line-height:1.4;padding:17.5px;padding-top:0;text-align:center}.plans header p.professional{font-weight:bold;width:200px}.plans nav{padding-right:35px;text-align:right}.plans nav ol{margin-top:59px}.plans nav a{border-bottom:1px solid rgba(39,111,195,0.15);color:#276FC3;display:inline-block;line-height:1;vertical-align:middle;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:600}.plans nav a:hover{border-bottom-color:rgba(39,111,195,0.75)}.plans section.plan{background:#fff;border:1px solid #D9D4CC;border-left-width:0;border-right-width:0;box-shadow:-1px 0 0 #D9D4CC;text-align:center}.plans section.plan:nth-of-type(3){box-shadow:1px 0 0 #D9D4CC}.plans section.plan h3{color:#3c3c3c;font-size:1.2rem;font-weight:600;height:90px;padding:35px}.plans section.plan li{box-shadow:0 1px 0 rgba(0,0,0,0.05);padding:0 35px;margin:0}.plans section.plan li:last-of-type{box-shadow:none}.plans section.plan .price{color:#555;font-size:1.05rem;margin:2rem 0}.plans section.plan .sign-up,.plans section.plan .current-plan{border:1px solid #D9D4CC;border-radius:2px;color:#555;display:block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;margin:2rem 35px;padding:0.5rem 0}.plans section.plan .current-plan{background:rgba(204,204,204,0.16);border:0;font-size:0.9rem;font-weight:bold;line-height:1;margin-top:-6px;padding:0.5rem 0.2rem}.plans .plan.professional{background:#EDF5FF;border-color:#9CBEE5;border-left-width:1px;border-right-width:1px;box-shadow:0 1px 4px rgba(0,0,0,0.14);margin-top:-12px;padding:12px 0 15px;width:200px}.plans .plan.professional h3{color:#3C85DB;font-size:1.3rem;font-weight:800}.plans .plan.professional .sign-up{background:#4A90E2;border:0;color:#fff;font-weight:700;-webkit-transform:translateY(-0.2rem);-ms-transform:translateY(-0.2rem);transform:translateY(-0.2rem);padding:0.8rem 0;margin:2rem 31.5px}.plans .plan.professional .current-plan{background:rgba(74,144,226,0.16);color:#1f69c1}.plans .teams-pricing{margin-top:98px}.plans .teams-pricing a{border-bottom-color:rgba(166,166,166,0.15);color:#a6a6a6;font-size:0.75rem;line-height:1.5;text-transform:uppercase;white-space:nowrap}.plans .teams-pricing a:hover{border-bottom-color:rgba(166,166,166,0.75)}.plan-features{padding:80px 0;background:#fff}.plan-features .inner{max-width:960px;margin:0 auto}.plan-features .inner::after{clear:both;content:"";display:table}.plan-features article{margin-bottom:25px;padding-left:36px;padding-right:18px;padding-top:25px;float:left;display:block;margin-right:2.35765%;width:48.82117%}.plan-features article:last-child{margin-right:0}.plan-features article:target h3{border-bottom:2px solid currentColor}.plan-features article:nth-of-type(2n){margin-right:0;padding-left:18px;padding-right:36px}.plan-features header{position:relative}.plan-features h3{border-bottom:2px solid transparent;color:#A4A4A4;font-size:1.5rem;font-weight:700;margin-bottom:0.7em;-webkit-transition:border-color 0.5s cubic-bezier(0.55, 0.085, 0.68, 0.53);transition:border-color 0.5s cubic-bezier(0.55, 0.085, 0.68, 0.53)}.plan-features h4{color:#414141;font-size:1.2rem;line-height:1.3;margin-bottom:0.6em}.plan-features p,.plan-features ul{font-size:0.96rem;line-height:1.6;margin-bottom:0.85em}.plan-features .included-in{position:absolute;right:0;top:5px;opacity:0.65}.plan-features .included-in:hover{opacity:1}.plan-features .included-in>div{display:inline-block;position:relative}.plan-features .included-in>div:before,.plan-features .included-in>div:after{content:"";opacity:0;pointer-events:none;position:absolute}.plan-features .included-in>div:before{background:#333;border-radius:2px;color:rgba(255,255,255,0.9);font-size:0.8rem;line-height:1;padding:5px 8px 3px;top:-35px;-webkit-transform:translateX(-45%);-ms-transform:translateX(-45%);transform:translateX(-45%);white-space:nowrap}.plan-features .included-in>div:after{top:-15px;height:0;width:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:6px solid #333}.plan-features .included-in>div:hover:before,.plan-features .included-in>div:hover:after{-webkit-transition:opacity 0.04s cubic-bezier(0.25, 0.46, 0.45, 0.94);transition:opacity 0.04s cubic-bezier(0.25, 0.46, 0.45, 0.94);opacity:1}.plan-features .included-in>div:nth-of-type(1):before{content:"1-on-1 Coaching"}.plan-features .included-in>div:nth-of-type(2):before{content:"Professional"}.plan-features .included-in>div:nth-of-type(3):before{content:"The Weekly Iteration"}.plan-features .included-in img{height:14px}.plan-features .included-in .false img{height:12px}#auth-form-container{padding:1.5em 1em 3em}#auth-form-container .github-signin,#auth-form-container .thoughtbot-signin form,#auth-form-container .signup-forgot{margin:auto;max-width:400px}#auth-form-container .secondary-button,#auth-form-container .trails-progress .decline-beta-offer,.trails-progress #auth-form-container .decline-beta-offer{display:block;margin:0 auto 2em;max-width:400px}#auth-form-container .github-logo{max-height:1.3em}#auth-form-container .divider{margin:auto;max-width:400px}#auth-form-container .thoughtbot-signin{padding:2rem 0}#auth-form-container .thoughtbot-signin form{margin-bottom:1rem}#auth-form-container li{margin:0 0 .5em}#auth-form-container input{margin:.25em 0}#auth-form-container input[type="submit"]{font-size:1rem;letter-spacing:1px;margin-top:1rem;width:100%}#auth-form-container .signup-forgot>li{display:inline;margin-right:.5rem}#auth-form-container .signup-forgot>li a{text-decoration:none}.confirmation{padding:6rem 2rem;text-align:center}#checkout_city_input,#checkout_state_input,#checkout_zip_code_input,#checkout_country_input,#user_city_input,#user_state_input,#user_zip_code_input,#user_country_input{float:left;width:48.82117%}#checkout_city_input,#checkout_zip_code_input,#user_city_input,#user_zip_code_input{margin-right:2.35765%}#discourse-comments .embedded{padding-left:0}#discourse-comments .button{margin-right:10px}body.users-edit form{margin:0}body.users-edit legend{padding:0;margin-bottom:1em;font-size:1em}body.users-edit #account-sidebar a{font-size:0.96rem}body.users-edit #account-sidebar h3{border-top:1px solid #DCDCDC;font-size:1.4rem;margin-top:30px;padding-top:30px}body.users-edit #account-sidebar h3:first-of-type{border-top:0;margin-top:0;padding-top:0}body.users-edit #account-sidebar ol{list-style-type:none;margin:1em 0 0 0}body.users-edit #account-sidebar ol.licenses li{overflow:hidden;text-overflow:ellipsis}body.users-edit #account-sidebar ol li a{font-style:normal;text-decoration:underline;padding:.25rem 0}body.users-edit #account-sidebar ol li a.owner-email{display:inline}body.users-edit #account-sidebar ol .subscription p{padding:.5rem 0}body.users-edit #account-sidebar ol .subscription a{display:block}body.users-edit #account-sidebar a.view-all-licenses{display:block;margin-top:2em;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif}body.users-edit .card-cvc{margin:0}body.teams-edit h4 span{font-style:normal;font-weight:normal}body.teams-edit .members,body.teams-edit .invitations{margin:0;padding:0}body.teams-edit .members li,body.teams-edit .invitations li{border:1px solid #D9D4CC;border-radius:3px;display:block;list-style-type:none;margin:0 0 .5rem;padding:.5rem 1rem;position:relative}body.teams-edit .members li.owner:after,body.teams-edit .invitations li.owner:after{content:'(Owner) '}body.teams-edit .members li a,body.teams-edit .invitations li a{padding:0.5rem 1rem;position:absolute;top:0px;right:0px;bottom:0;left:0}body.teams-edit .invitations li{background:#eee;border-style:dashed}body.teams-edit .invite-members{margin-top:2rem}body.teams-edit .invite-members>p{font-weight:bold}body.teams-edit .invite-members form{margin:0}body.teams-edit .invite-members li.email,body.teams-edit .invite-members input[type=submit]{display:inline-block;vertical-align:top}body.teams-edit .invite-members li.email{float:left;display:block;margin-right:2.35765%;width:82.94039%}body.teams-edit .invite-members li.email:last-child{margin-right:0}body.teams-edit .invite-members li.email label{display:none}body.teams-edit .invite-members input[type=submit]{float:left;display:block;margin-right:2.35765%;width:14.70196%}body.teams-edit .invite-members input[type=submit]:last-child{margin-right:0}body.teams-edit .invite-members input[type=email]{margin:0 0 0.5rem 0}.teams-new .benefits{padding:2em}.teams-new .benefits ul{max-width:1100px;margin-left:auto;margin-right:auto;max-width:1440px}.teams-new .benefits ul::after{clear:both;content:"";display:table}.teams-new .benefits li{margin-top:0;margin-bottom:2em}@media only screen and (min-width: 800px){.teams-new .benefits li{float:left;display:block;margin-right:2.35765%;width:31.76157%;margin-bottom:0;padding:0 1em}.teams-new .benefits li:last-child{margin-right:0}.teams-new .benefits li:nth-child(3n){margin-right:0}.teams-new .benefits li:nth-child(3n+1){clear:left}}.teams-new .benefits .benefit-icon{background:#2387E0;border-radius:50%;color:white;float:left;height:2em;line-height:2em;text-align:center;width:2em}.teams-new .benefits .benefit-content{margin-left:2.8em;padding-bottom:2em}.teams-new .benefits h3{font-size:1.5em;font-weight:600;margin:0.125em 0 0.5em}body.products-index h1{margin-bottom:1em}body.products-index .subscription .button{margin-right:5px}.trails-progress{clear:both;display:block;position:relative;padding:0 1em;z-index:1}.trails-progress>footer{clear:left;text-align:center}.trails-progress .separator{border-top:1px solid #DDD;margin-bottom:50px;text-align:center}.trails-progress .trail{margin-bottom:5em;width:100%}.trails-progress .trail header{margin-bottom:25px}.trails-progress .trail header::after{clear:both;content:"";display:table}.trails-progress .trail header h1{clear:left;float:left;font-size:1.5rem;font-weight:600}.trails-progress .trail header h1 a{color:#555;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:1em;font-weight:600}.trails-progress .trail header h1 a:hover{text-decoration:underline}.trails-progress .trail header .description{clear:left}.trails-progress .trail .trail-description{float:left;margin-left:6px}.trails-progress .trail .trail-description .help-icon{height:20px;width:20px;background:#999;border-radius:50%;color:#fff;cursor:pointer;font-size:15px;line-height:1;margin:4px;opacity:.6;padding:3px 6px}.trails-progress .trail .trail-description .help-tooltip{-webkit-transition:all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);transition:all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);-webkit-transform:translate(-46%, 0);-ms-transform:translate(-46%, 0);transform:translate(-46%, 0);display:none;margin-top:3px;position:absolute;z-index:3}.trails-progress .trail .trail-description .help-tooltip:before,.trails-progress .trail .trail-description .help-tooltip:after{left:calc(50% - 10px);height:0;width:0;border-bottom:8px solid #DCDCDC;border-left:10px solid transparent;border-right:10px solid transparent;content:"";position:absolute;top:-7px;z-index:1}.trails-progress .trail .trail-description .help-tooltip:before{-webkit-transform:scale(1.15);-ms-transform:scale(1.15);transform:scale(1.15);-webkit-transform-origin:center bottom;-ms-transform-origin:center bottom;transform-origin:center bottom}.trails-progress .trail .trail-description .help-tooltip:after{height:0;width:0;border-bottom:8px solid #fff;border-left:10px solid transparent;border-right:10px solid transparent}.trails-progress .trail .trail-description .help-tooltip .card{height:auto;width:21rem}.trails-progress .trail .trail-description .help-tooltip .card:hover{-webkit-transform:none;-ms-transform:none;transform:none}.trails-progress .trail .trail-description .help-icon:hover+.help-tooltip{display:block}.trails-progress .trail .numerical-progress{color:#999;float:right;font-size:0.92rem;font-weight:500;margin-top:8px}.trails-progress .trail .just-finished-mask{overflow:hidden}.trails-progress .trail .just-finished-mask .tooltip{display:none}.trails-progress .trail .progress{background-image:-webkit-linear-gradient(#FBFBFB, #F3F3F3);background-image:linear-gradient(#FBFBFB, #F3F3F3);-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;border:1px solid #D8D8D8;border-radius:60px;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;height:58px;-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around;padding:0 10px}.trails-progress .trail .progress.just-finished{-webkit-transform:translateX(-60%);-ms-transform:translateX(-60%);transform:translateX(-60%)}.trails-progress .trail .progress .numerical-progress{margin:0 30px 0 0}.trails-progress .trail .step{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-flex:1;-webkit-flex:1;-ms-flex:1;flex:1;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;position:relative}.trails-progress .trail .step:last-of-type.complete-exercise .dot{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/trail-complete-check-2eca26cab2fc446b620741ee17f3a793aea1475146c4f7edc5a2c90aef520b54.svg) center/36px no-repeat}.trails-progress .trail .step:hover .tooltip{opacity:1;-webkit-transform:translate(-50%, 0);-ms-transform:translate(-50%, 0);transform:translate(-50%, 0)}.trails-progress .trail .step.complete-exercise:before,.trails-progress .trail .step.next-up-exercise:before{background:rgba(0,0,0,0.1);content:"";height:2px;left:50%;position:absolute;right:0;top:48%;width:100%}.trails-progress .trail .step:first-of-type.complete-exercise:before{display:block}.trails-progress .trail .step:first-of-type:before,.trails-progress .trail .step:last-of-type:before,.trails-progress .trail .step.next-up-exercise:before{display:none}.trails-progress .started p.description,.trails-progress .started a.start-trail,.trails-progress .started .person,.trails-progress .started .teacher-name{display:none}.trails-progress .unstarted::after{clear:both;content:"";display:table}.trails-progress .unstarted header{float:left;margin-bottom:0;margin-right:4em;width:50%}.trails-progress .unstarted .numerical-progress,.trails-progress .unstarted .help-icon,.trails-progress .unstarted .help-tooltip{display:none}.trails-progress .unstarted .step.unstarted-exercise{cursor:auto}.trails-progress .unstarted .step.unstarted-exercise:before{background:rgba(0,0,0,0.1);content:"";height:2px;left:50%;position:absolute;right:0;top:48%;width:100%}.trails-progress .unstarted .step:last-of-type:before,.trails-progress .unstarted .step.next-up-exercise:before{display:block}.trails-progress .unstarted .step:last-of-type:before{background-color:rgba(0,0,0,0.05);background-image:-webkit-linear-gradient(left, rgba(0,0,0,0.05), #fff);background-image:linear-gradient(to right, rgba(0,0,0,0.05), #fff)}.trails-progress .unstarted .trail header h1{float:none}.trails-progress .unstarted .trail .progress{background:none;border:0;margin-bottom:0;padding-left:0}.trails-progress .unstarted .trail .step{-webkit-box-pack:start;-webkit-justify-content:flex-start;-ms-flex-pack:start;justify-content:flex-start}.trails-progress .unstarted .trail .step .dot{margin:0;background:#D8D8D8}.trails-progress .unstarted .trail .step .dot:before{-webkit-animation:none;animation:none;display:none}.trails-progress .unstarted .trail .step:before{left:0}.trails-progress .unstarted .trail .tooltip{left:6px;top:22px}.trails-progress .trails-complete{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-orient:horizontal;-webkit-box-direction:normal;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around}.trails-progress .complete{width:47%;border:10px solid #F3F3F3;height:370px;margin:0 0 30px;padding:30px;position:relative}.trails-progress .complete .trail{padding:0}.trails-progress .complete header,.trails-progress .complete p{text-align:center}.trails-progress .complete .topic-label{float:none}.trails-progress .complete .trail header h1{float:none;margin-top:1em}.trails-progress .complete header p{color:#666;font-family:"adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;font-size:1.5em;font-style:italic;line-height:130%;margin-top:25px}.trails-progress .complete ul{left:10px;list-style-type:none;margin-left:0;position:absolute;bottom:85px}.trails-progress .complete .step{display:inline-block}.trails-progress .complete .step:before{background:rgba(0,0,0,0.1);content:"";height:2px;left:50%;position:absolute;right:0;top:48%;width:100%}.trails-progress .complete .step:before{height:3px;background:#F3F3F3}.trails-progress .complete .step:first-of-type:before{display:block}.trails-progress .complete .step:first-of-type:after{display:block;background:#F3F3F3;content:"";height:3px;position:absolute;right:50%;top:48%;width:100%;z-index:-1}.trails-progress .complete .trail .step .dot{height:14px;width:14px;background:#4dd1aa;border-radius:14px;margin:14px;position:relative}.trails-progress .complete li.step:last-of-type{height:30px;width:30px;background-color:#4dd1aa;border-radius:50%;bottom:6px;left:15px}.trails-progress .complete li.step:last-of-type .dot{display:none}.trails-progress .complete .revisit-trail{bottom:30px;border:2px solid #F5F5F0;border-radius:2px;color:#555;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:1.2em;left:50%;margin-left:-78px;padding:12px 0;position:absolute;text-align:center;width:156px}.trails-progress .just-finished{position:relative;width:100%}.trails-progress .just-finished h1{width:100%}.trails-progress .just-finished .just-finished-subhead{color:#999;clear:left;float:left;font-family:"adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;font-style:italic;margin-bottom:.2em}.trails-progress .just-finished p{color:#30bb92;font-size:21px;font-style:italic;left:45%;position:absolute;top:65%}.trails-progress .button_to{display:inline-block}.landing-page-wrapper{float:left;display:block;margin-right:2.35765%;width:74.41059%;margin-left:12.79471%;padding:1em 0 3em}.landing-page-wrapper:last-child{margin-right:0}.landing-page-wrapper header.landing-hero{text-align:center}.landing-page-wrapper header.landing-hero p{border-bottom:1px solid #DCDCDC;border-top:1px solid #DCDCDC;margin:2em 0 4em;padding:2em 0}.landing-page-wrapper article{margin-bottom:4em}.landing-page-wrapper article h2{margin-bottom:0.2em}.landing-page-wrapper article p.sub-header{font-weight:bold;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;margin-bottom:2em}.landing-page-wrapper .call-to-action{border:1px solid #9CBEE5;background:#EDF5FF;padding:2em}.landing-page-wrapper .call-to-action a{-webkit-transform:translateY(-0.2rem);-ms-transform:translateY(-0.2rem);transform:translateY(-0.2rem);background:#4A90E2;border-radius:2px;color:#fff;display:block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:700;padding:0.8rem 0;text-align:center}.landing-container{max-width:1100px;margin-left:auto;margin-right:auto;max-width:32em;padding-left:0.5em;padding-right:1em}.landing-container::after{clear:both;content:"";display:table}@media only screen and (min-width: 800px){.landing-container{max-width:1100px}}body.checkouts-new .checkout-content,body.checkouts-create .checkout-content{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex}@media screen and (max-device-width: 620px), screen and (max-width: 620px){body.checkouts-new .checkout-content,body.checkouts-create .checkout-content{-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column}}body.checkouts-new nav,body.checkouts-new .headhesive--stick,body.checkouts-new .footer-content,body.checkouts-create nav,body.checkouts-create .headhesive--stick,body.checkouts-create .footer-content{display:none}body.checkouts-new .tagline,body.checkouts-create .tagline{margin-top:20px}body.checkouts-new .one-step-away,body.checkouts-create .one-step-away{font-size:1.5em;font-weight:400;margin-bottom:1em}body.checkouts-new .upcase-features,body.checkouts-create .upcase-features{margin-top:1.5em}body.checkouts-new .upcase-features li,body.checkouts-create .upcase-features li{margin-top:0}body.checkouts-new aside,body.checkouts-create aside{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;padding-left:4em}@media screen and (max-device-width: 620px), screen and (max-width: 620px){body.checkouts-new aside,body.checkouts-create aside{padding-left:0}}body.checkouts-new aside h3,body.checkouts-create aside h3{line-height:40px}body.checkouts-new aside .notes,body.checkouts-create aside .notes{margin:1em 0 2em}body.checkouts-new .payment-form,body.checkouts-create .payment-form{width:65%}@media screen and (max-device-width: 620px), screen and (max-width: 620px){body.checkouts-new .payment-form,body.checkouts-create .payment-form{width:100%}}body.checkouts-new .price-includes,body.checkouts-create .price-includes{padding:5px;top:20px}body.checkouts-new .checkout-notes,body.checkouts-create .checkout-notes{margin-top:2em}body.checkouts-new form,body.checkouts-create form{margin-bottom:0}body.checkouts-new .checkout-sigin-signup-toggle,body.checkouts-create .checkout-sigin-signup-toggle{display:table;margin-bottom:2em;width:100%}body.checkouts-new .checkout-sigin-signup-toggle li,body.checkouts-create .checkout-sigin-signup-toggle li{display:table-cell;vertical-align:middle;width:50%}body.checkouts-new .checkout-sigin-signup-toggle a,body.checkouts-create .checkout-sigin-signup-toggle a{background:#f0f0f0;border-radius:3px;display:block;margin:2px;padding:1em;text-align:center}body.checkouts-new .checkout-sigin-signup-toggle a:active,body.checkouts-create .checkout-sigin-signup-toggle a:active{background:#ccc}body.checkouts-new fieldset ol,body.checkouts-create fieldset ol{list-style-type:none;margin:0;padding:0px}body.checkouts-new fieldset li,body.checkouts-create fieldset li{display:table;margin-right:0;margin-top:1rem;width:100%}body.checkouts-new fieldset li label,body.checkouts-create fieldset li label{vertical-align:middle;display:table-cell;width:108px}body.checkouts-new fieldset li label[for=card-cvc],body.checkouts-create fieldset li label[for=card-cvc]{width:auto}body.checkouts-new fieldset li input[type=text],body.checkouts-new fieldset li input[type=email],body.checkouts-new fieldset li input[type=password],body.checkouts-new fieldset li select,body.checkouts-create fieldset li input[type=text],body.checkouts-create fieldset li input[type=email],body.checkouts-create fieldset li input[type=password],body.checkouts-create fieldset li select{display:table-cell;margin:0}body.checkouts-new fieldset li .inline-hints,body.checkouts-create fieldset li .inline-hints{margin:0}body.checkouts-new fieldset li#checkout_submit_action,body.checkouts-create fieldset li#checkout_submit_action{margin-left:0;margin-top:.25rem;width:100%}body.checkouts-new fieldset li#checkout_submit_action input,body.checkouts-create fieldset li#checkout_submit_action input{font-size:1rem;height:auto;letter-spacing:1px;text-rendering:optimizeLegibility;white-space:normal;width:100%}body.checkouts-new fieldset li#checkout_quantity_input select,body.checkouts-create fieldset li#checkout_quantity_input select{font-size:2rem;height:auto;letter-spacing:1px;text-rendering:optimizeLegibility;white-space:normal}body.checkouts-new .address-info,body.checkouts-create .address-info{display:none;margin:3rem 0}body.checkouts-new .coupon,body.checkouts-create .coupon{position:relative}body.checkouts-new .coupon form,body.checkouts-create .coupon form{margin-bottom:1em;position:relative}body.checkouts-new .coupon label,body.checkouts-create .coupon label{display:none}body.checkouts-new .coupon input[type='text'],body.checkouts-create .coupon input[type='text']{margin:1.5rem 0 1.25rem}body.checkouts-new .coupon input[type='button'],body.checkouts-create .coupon input[type='button']{border-bottom:0;height:39px;position:absolute;top:27px;right:3px;bottom:0px;left:0}body.checkouts-new .reveal-address,body.checkouts-create .reveal-address{display:block;font-weight:normal;margin:10px 0}@media screen and (max-width: 910px){body.checkouts-new fieldset ol li#checkout_zip_code_input,body.checkouts-new fieldset ol li#checkout_state_input,body.checkouts-new fieldset ol li#checkout_city_input,body.checkouts-new fieldset ol li#checkout_country_input,body.checkouts-new fieldset ol li#checkout_expiration_input,body.checkouts-new fieldset ol li#checkout_cvc_input,body.checkouts-new #billing-information ol li#checkout_zip_code_input,body.checkouts-new #billing-information ol li#checkout_state_input,body.checkouts-new #billing-information ol li#checkout_city_input,body.checkouts-new #billing-information ol li#checkout_country_input,body.checkouts-new #billing-information ol li#checkout_expiration_input,body.checkouts-new #billing-information ol li#checkout_cvc_input,body.checkouts-create fieldset ol li#checkout_zip_code_input,body.checkouts-create fieldset ol li#checkout_state_input,body.checkouts-create fieldset ol li#checkout_city_input,body.checkouts-create fieldset ol li#checkout_country_input,body.checkouts-create fieldset ol li#checkout_expiration_input,body.checkouts-create fieldset ol li#checkout_cvc_input,body.checkouts-create #billing-information ol li#checkout_zip_code_input,body.checkouts-create #billing-information ol li#checkout_state_input,body.checkouts-create #billing-information ol li#checkout_city_input,body.checkouts-create #billing-information ol li#checkout_country_input,body.checkouts-create #billing-information ol li#checkout_expiration_input,body.checkouts-create #billing-information ol li#checkout_cvc_input{float:none;width:100%}body.checkouts-new fieldset ol label,body.checkouts-new #billing-information ol label,body.checkouts-create fieldset ol label,body.checkouts-create #billing-information ol label{width:90px}}#billing-information{background-color:#fff;border:1px solid #DCDCDC;border-radius:3px;width:100%;margin:1.25em 0;padding:1.25em}#billing-information h3{color:#999;margin:0;font-weight:600}#billing-information h3:before{background:url(//d3v2mfwlau8x6c.cloudfront.net/assets/icons/secure-3fb1c38e98a0002d9c42147c4a46970d2e792a90910803ac1aa39c59a2bef262.svg) no-repeat;content:"";display:inline-block;padding:0 0.125em 0;vertical-align:-5%}#billing-information #credit-card-icons img{padding:0 0.3125em}#billing-information #credit-card-icons img:first-child{padding-left:0}#billing-information ol{width:100%}#billing-information ol li#checkout_expiration_input{float:left;margin-right:2.35765%;width:65.88078%}#billing-information ol li#checkout_expiration_input select{border:1px solid #cec8bd;box-shadow:none;box-sizing:border-box;float:left;font:1rem "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;height:45px;padding:0 1rem;-webkit-appearance:none;width:48.82117%}#billing-information ol li#checkout_expiration_input select.card-expiry-month{margin-right:2.35765%}#billing-information ol li#checkout_expiration_input select:focus{border:1px solid #FF4856;outline:none;outline-color:none}#billing-information ol li#checkout_cvc_input{float:left;width:31.76157%}#billing-information ol li#checkout_country_input{clear:left}body.products-show .text-box-wrapper .text-box,body.videos-show .text-box-wrapper .text-box{padding-top:20px;overflow:auto}body.products-show .text-box-wrapper .text-box ul,body.videos-show .text-box-wrapper .text-box ul{list-style-type:square}body.products-show .text-box-wrapper .text-box ol,body.videos-show .text-box-wrapper .text-box ol{list-style-type:decimal}body.products-show .text-box-wrapper .text-box li,body.videos-show .text-box-wrapper .text-box li{margin:0 0 0 20px}body.products-show .text-box-wrapper .text-box li:last-child,body.videos-show .text-box-wrapper .text-box li:last-child{margin-bottom:0.8em}body.products-show .text-box-wrapper .video-button-wrapper,body.videos-show .text-box-wrapper .video-button-wrapper{text-align:center}body.products-show .text-box-wrapper .get-video,body.videos-show .text-box-wrapper .get-video{width:60%}body.products-show .text-box-wrapper .video-button-wrapper+h3,body.products-show .text-box-wrapper .video-button-wrapper+p,body.videos-show .text-box-wrapper .video-button-wrapper+h3,body.videos-show .text-box-wrapper .video-button-wrapper+p{margin-top:30px}body.products-show .text-box-wrapper #faq h3,body.videos-show .text-box-wrapper #faq h3{font-size:inherit}body.products-show .download_items,body.products-show .resources ul,body.videos-show .download_items,body.videos-show .resources ul{padding-bottom:0;list-style-type:none}body.products-show aside>div,body.videos-show aside>div{margin-bottom:1.25rem}body.products-show aside .button,body.videos-show aside .button{width:100%}@media screen and (max-device-width: 620px), screen and (max-width: 620px){body.products-show .assets-wrapper .assets .button-mini,body.videos-show .assets-wrapper .assets .button-mini{float:left;display:block;margin-right:2.35765%;width:100%}body.products-show .assets-wrapper .assets .button-mini:last-child,body.videos-show .assets-wrapper .assets .button-mini:last-child{margin-right:0}}@media screen and (max-device-width: 800px), screen and (max-width: 800px){body.products-show .video-headline,body.videos-show .video-headline{text-align:left}}@media screen and (max-device-width: 620px), screen and (max-width: 620px){body.products-show .text-box-wrapper .get-video,body.videos-show .text-box-wrapper .get-video{width:80% !important}body.products-show .assets-wrapper .assets .button-mini,body.videos-show .assets-wrapper .assets .button-mini{float:left;display:block;margin-right:2.35765%;width:100%;margin-top:20px}body.products-show .assets-wrapper .assets .button-mini:last-child,body.videos-show .assets-wrapper .assets .button-mini:last-child{margin-right:0}}.wistia-wrapper{position:relative;width:100%;z-index:0}.assets-wrapper{margin-bottom:1rem;float:left}.assets-wrapper .assets .asset-download{float:left;margin:0 20px 0 0}.assets-wrapper .assets .asset{background-color:#efefef;float:left;margin:4px 4px 0 0;padding:10px;width:20%}.assets-wrapper .assets a{padding-right:10px;text-decoration:none}.mark-as-complete{float:right}.seek-button-template{display:none}.seek-marker{background:#fff;border:1px solid #2387E0;color:#2387E0;font-size:9px;margin-left:12px}@media screen and (max-width: 800px){.seek-marker{display:none}}.seek-marker:hover{color:#fff;background-color:#2387E0}.video-chat li:first-child{margin-bottom:8px}.video-chat li{list-style-type:none;margin-top:0;margin-bottom:20px}.video-notes{border:1px solid #DDD;border-radius:3px}.video-notes-header{background-color:#F3F3F3;border-bottom:1px solid #DDD;padding:1em}.video-notes-header h3{margin:0}.video-notes-content{padding:1em}@media screen and (min-width: 800px){.video-notes-content{padding:3.75em}}.video-notes-content h3{margin-top:0}.video-notes-content ul li{list-style:initial;margin-left:1.2em}.videos-show .content{max-width:900px}#videos .video{border-bottom:1px solid #DCDCDC;display:block;float:left;margin:0;padding:1.5em 0;width:100%}#videos .video:first-of-type{padding-top:1em}#videos .video:last-child{margin-bottom:0}#videos .video:only-of-type{border:0}#videos .video .video-text:before{float:left;margin:3px 10px 0 0}#videos .video .video-summary::after{clear:both;content:"";display:table}#videos .video .video-text h2,#videos .video .video-text h3{margin:0 0 0.4em;padding:0}#videos .video .video-length{font-style:italic}#videos .video .video-date{float:left;font-weight:600;margin-right:0.7em;margin-top:-2px}#videos .video .video-info{float:left;margin-right:1em;margin-top:-2px}#videos .video .video-tags{display:inline;margin:0.6em 0;width:100%}#videos .video .topic-label{display:inline;font-size:0.5em;margin:0 1em 0 0;padding:3px 10px}.access-callout{margin-top:2em;margin-bottom:2em;-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;background:#ffffcc;border:1px solid #ffe499;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;padding:1em}@media screen and (max-width: 800px){.access-callout{-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column}}.access-callout p{font-weight:600;margin-bottom:0;margin-right:1em}@media screen and (max-width: 800px){.access-callout p{margin-bottom:1em;margin-right:0}}.access-callout .cta-button{-webkit-box-flex:0;-webkit-flex:none;-ms-flex:none;flex:none}@media screen and (max-width: 800px){.access-callout .cta-button{width:100%}}.video-text.unstarted:before{content:url(//d3v2mfwlau8x6c.cloudfront.net/assets/play-137970843e9492cf64cee2adc41bb0ecb0246ed70f3964b30c0d137b05903fde.svg)}.video-text.in-progress:before{content:url(//d3v2mfwlau8x6c.cloudfront.net/assets/in-progress-7c9b665e3af0f088b34d207ef17b83b761d98f1eedc7568f97266adc3e9f44bf.svg)}.video-text.complete:before{content:url(//d3v2mfwlau8x6c.cloudfront.net/assets/complete-3e6166b0c962d2dbe251a49fb4650e1a25834c731f0795341137db204332db47.svg)}.parent-collection a{font-size:1.2em}.video-wrapper{height:0;overflow:hidden;padding-bottom:56.25%;position:relative}.video-wrapper embed,.video-wrapper object,.video-wrapper iframe{position:absolute;top:0;left:0;height:100%;width:100%}body.high_voltage-pages section#container section#checkout-form form{float:left;width:48.82117%}body.high_voltage-pages section#container section#checkout-form h1{font:400 32px "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;margin:25px 25px 12px 0}body.sessions form fieldset ol li,body.users form fieldset ol li,body.clearance-users form fieldset ol li{margin-bottom:2.35765%}body.design_for_developers_resources .text-box img,body.test_driven_rails_resources .text-box img{border:1px solid #F5F5F0}body.design_for_developers_resources .principles ul,body.design_for_developers_resources .grid ul,body.test_driven_rails_resources .principles ul,body.test_driven_rails_resources .grid ul{margin:1rem 0 0 0;overflow:auto}body.design_for_developers_resources .principles ul li,body.design_for_developers_resources .grid ul li,body.test_driven_rails_resources .principles ul li,body.test_driven_rails_resources .grid ul li{float:left;display:block;margin-right:3.16844%;width:48.41578%;margin-left:0;margin-top:0;margin-bottom:1.5em}body.design_for_developers_resources .principles ul li:last-child,body.design_for_developers_resources .grid ul li:last-child,body.test_driven_rails_resources .principles ul li:last-child,body.test_driven_rails_resources .grid ul li:last-child{margin-right:0}body.design_for_developers_resources .principles ul li:nth-child(2n),body.design_for_developers_resources .grid ul li:nth-child(2n),body.test_driven_rails_resources .principles ul li:nth-child(2n),body.test_driven_rails_resources .grid ul li:nth-child(2n){margin-right:0}body.design_for_developers_resources .principles ul li:nth-child(2n+1),body.design_for_developers_resources .grid ul li:nth-child(2n+1),body.test_driven_rails_resources .principles ul li:nth-child(2n+1),body.test_driven_rails_resources .grid ul li:nth-child(2n+1){clear:left}body.design_for_developers_resources .principles ul li h3,body.design_for_developers_resources .grid ul li h3,body.test_driven_rails_resources .principles ul li h3,body.test_driven_rails_resources .grid ul li h3{margin-top:.5rem}body.design_for_developers_resources .typography .define-type,body.design_for_developers_resources .typography .terms,body.design_for_developers_resources .typography .type-classification,body.test_driven_rails_resources .typography .define-type,body.test_driven_rails_resources .typography .terms,body.test_driven_rails_resources .typography .type-classification{display:block}body.design_for_developers_resources .typography .define-type::after,body.design_for_developers_resources .typography .terms::after,body.design_for_developers_resources .typography .type-classification::after,body.test_driven_rails_resources .typography .define-type::after,body.test_driven_rails_resources .typography .terms::after,body.test_driven_rails_resources .typography .type-classification::after{clear:both;content:"";display:table}body.design_for_developers_resources .typography .define-type article,body.design_for_developers_resources .typography .terms article,body.design_for_developers_resources .typography .type-classification article,body.test_driven_rails_resources .typography .define-type article,body.test_driven_rails_resources .typography .terms article,body.test_driven_rails_resources .typography .type-classification article{float:left;display:block;margin-right:3.16844%;width:48.41578%}body.design_for_developers_resources .typography .define-type article:last-child,body.design_for_developers_resources .typography .terms article:last-child,body.design_for_developers_resources .typography .type-classification article:last-child,body.test_driven_rails_resources .typography .define-type article:last-child,body.test_driven_rails_resources .typography .terms article:last-child,body.test_driven_rails_resources .typography .type-classification article:last-child{margin-right:0}body.design_for_developers_resources .typography .define-type article:nth-child(2n),body.design_for_developers_resources .typography .terms article:nth-child(2n),body.design_for_developers_resources .typography .type-classification article:nth-child(2n),body.test_driven_rails_resources .typography .define-type article:nth-child(2n),body.test_driven_rails_resources .typography .terms article:nth-child(2n),body.test_driven_rails_resources .typography .type-classification article:nth-child(2n){margin-right:0}body.design_for_developers_resources .typography .define-type article:nth-child(2n+1),body.design_for_developers_resources .typography .terms article:nth-child(2n+1),body.design_for_developers_resources .typography .type-classification article:nth-child(2n+1),body.test_driven_rails_resources .typography .define-type article:nth-child(2n+1),body.test_driven_rails_resources .typography .terms article:nth-child(2n+1),body.test_driven_rails_resources .typography .type-classification article:nth-child(2n+1){clear:left}body.design_for_developers_resources .typography .anatomy.wide,body.test_driven_rails_resources .typography .anatomy.wide{margin-bottom:2em}body.design_for_developers_resources .color>section,body.test_driven_rails_resources .color>section{border-bottom:1px solid #D9D4CC;padding:2.25rem 0 1.75rem}body.design_for_developers_resources .color>section:last-child,body.test_driven_rails_resources .color>section:last-child{border-bottom:none}body.design_for_developers_resources .color>section h3,body.test_driven_rails_resources .color>section h3{display:inline-block;font-size:1.2rem;margin:1rem 0 0 0}body.design_for_developers_resources .color>section p,body.test_driven_rails_resources .color>section p{display:inline-block;font-size:1.2rem;margin:0 0 0 .2rem}body.design_for_developers_resources .color>section img,body.test_driven_rails_resources .color>section img{border:none}body.design_for_developers_resources aside .button,body.test_driven_rails_resources aside .button{margin:0 0 1em}body.subscriber-invoices-index table{width:100%}body.subscriber-invoices-show .address br{display:block}body.subscriber-invoices-show table{width:75%}body.subscriber-invoices-show table td{text-align:right}body.subscriber-invoices-show table tr.line-item td:first-child,body.subscriber-invoices-show table tr.discount td:first-child{text-align:left}body.subscriber-invoices-show .note{font-style:italic}.cancellation-discount article{font-size:1.5rem;margin:1em 0 0}.cancellation-discount .cancellation-feedback{margin:2em 0}.cancellation-discount .cancellation-feedback textarea{height:6em}.cancellation-discount .cancellation-feedback input{background-color:#ad141e}.land-dream-rails-job{float:left;display:block;margin-right:2.35765%;width:82.94039%;margin-left:8.5298%}.land-dream-rails-job:last-child{margin-right:0}.land-dream-rails-job h3{margin-top:0.5em}.land-dream-rails-job ol{margin-top:2em;margin-bottom:1em}.land-dream-rails-job form{margin-bottom:0.5em}.subscription-charge{color:#2387E0;font-weight:800;font-size:1.5em}.no-background{background:none;border:none;box-shadow:none;padding:0}.switch-subscription{padding:0.9375em 0}.tiles ul,.tiles-container{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around;margin-bottom:2em;width:100%}.tiles ul .tile,.tiles-container .tile{border-radius:0 0 3px 3px;border-top:10px solid #F3F3F3;box-shadow:0 0 0 1px #DDD;-webkit-flex-basis:22em;-ms-flex-preferred-size:22em;flex-basis:22em;-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-shrink:1;-ms-flex-negative:1;flex-shrink:1;height:280px;margin:0 1em 2em;overflow:hidden;padding:40px;position:relative;text-align:center}@media screen and (max-width: 800px){.tiles ul .tile,.tiles-container .tile{width:100%;margin-bottom:1em}}.tiles ul .tile h1,.tiles-container .tile h1{font-size:20px;line-height:26px;margin-bottom:0.5em;margin-left:24px;position:relative}.tiles ul .tile h1:before,.tiles-container .tile h1:before{content:url(//d3v2mfwlau8x6c.cloudfront.net/assets/play-137970843e9492cf64cee2adc41bb0ecb0246ed70f3964b30c0d137b05903fde.svg);left:-25px;position:absolute;top:3px}.tiles ul .tile h1 a,.tiles-container .tile h1 a{color:#555;font-size:20px}.tiles ul .tile h2,.tiles-container .tile h2{color:#999;font-size:0.75em;font-weight:700;letter-spacing:.5px;line-height:1.875em;text-transform:uppercase}.tiles ul .tile h3,.tiles-container .tile h3{color:#555;font-size:1em;text-align:left;margin:1.2em 0}.tiles ul .tile h3 .title,.tiles-container .tile h3 .title{font-weight:400}.tiles ul .tile h1,.tiles ul .tile h2,.tiles ul .tile p,.tiles-container .tile h1,.tiles-container .tile h2,.tiles-container .tile p{text-align:left}.tiles ul .tile .cta,.tiles-container .tile .cta{bottom:20px;margin-left:-90px;position:absolute;width:180px}.resources-index .tiles-container .tile{height:280px}.resources-index .tiles-container .tile h1{color:#555}.trail-titles{margin-bottom:3rem}.trail-titles li{border-left:10px solid #F3F3F3;border-radius:0 3px 3px 0;box-shadow:0 0 0 1px #DDD;display:inline-block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:1.25em;margin:10px}.trail-titles a{color:#666;display:block;padding:10px 20px}.trails-show .breadcrumbs{color:#999}.trails-show .breadcrumbs a{color:#2387E0;font-size:.9em;padding:0 10px}.trails-show .breadcrumbs a:last-child{color:#666;font-weight:400;pointer-events:none}.trails-show header{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;margin-top:3.2em}@media screen and (max-width: 800px){.trails-show header{display:block;text-align:center;margin:1.5em auto 3em}}.trails-show header h2{font-size:1.125em;font-weight:normal;line-height:1.6em;margin-bottom:1rem}@media screen and (max-width: 800px){.trails-show header h2{width:100%}}.trails-show header .title-card{float:left;display:block;margin-right:2.35765%;width:40.29137%;-webkit-box-flex:0;-webkit-flex:none;-ms-flex:none;flex:none;margin-right:2em}.trails-show header .title-card:last-child{margin-right:0}@media screen and (max-width: 800px){.trails-show header .title-card{float:left;display:block;margin-right:2.35765%;width:100%;margin-bottom:2em}.trails-show header .title-card:last-child{margin-right:0}}.trails-show header .topic-image{-webkit-box-flex:0;-webkit-flex:none;-ms-flex:none;flex:none;margin-right:2em}@media screen and (max-width: 800px){.trails-show header .topic-image{float:left;display:block;margin-right:2.35765%;width:100%;display:block;margin:0 auto 2em}.trails-show header .topic-image:last-child{margin-right:0}}.trails-show header iframe{height:100%;width:100%}@media screen and (max-width: 800px){.trails-show header .topic-label{display:inline-block;float:none}}.trails-show header .trail-topic-name::after{clear:both;content:"";display:table}.trails-show .trail-description{padding-bottom:1em}.trails-show .trails-progress{margin-bottom:5em}.trails-show .dot-container{margin:7px;position:absolute}.trails-show .dot{margin:0}.trails-show .topic-description{margin-bottom:2em}.exercises-and-teachers{display:-webkit-box;display:-moz-box;display:box;display:-webkit-flex;display:-moz-flex;display:-ms-flexbox;display:flex;-webkit-box-lines:multiple;-moz-box-lines:multiple;box-lines:multiple;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-box-pack:justify;box-pack:justify;-webkit-justify-content:space-between;-moz-justify-content:space-between;-ms-justify-content:space-between;-o-justify-content:space-between;justify-content:space-between;-ms-flex-pack:justify}.exercises-and-teachers .exercises-container{-webkit-flex-basis:33em;flex-basis:33em;-ms-flex-preferred-size:33em;-webkit-flex-shrink:1;flex-shrink:1;-ms-flex-negative:1;margin:1em}.exercises-and-teachers .exercises-container .divider{margin-bottom:1rem}.exercises-and-teachers .exercises-container .exercise{border-bottom:1px solid #DCDCDC;float:left;margin:0;padding:2em 0;width:100%}.exercises-and-teachers .exercises-container .exercise .exercise-title{margin-bottom:0.5em}@media screen and (max-width: 800px){.exercises-and-teachers .exercises-container .exercise .exercise-title{margin-left:50px}}.exercises-and-teachers .exercises-container .exercise-item{display:inline-block}@media screen and (min-width: 800px){.exercises-and-teachers .exercises-container .exercise-item{margin-left:50px}}.exercises-and-teachers .text-box-wrapper{-webkit-flex-basis:9em;flex-basis:9em;-ms-flex-preferred-size:9em;-webkit-flex-shrink:1;flex-shrink:1;-ms-flex-negative:1;-webkit-flex-grow:1;-moz-flex-grow:1;-webkit-box-flex:1;flex-grow:1;-ms-flex-positive:1;margin:1em}.exercises-and-teachers .text-box-wrapper .text-box h5{color:#999;font-weight:600;margin-bottom:2rem}.exercises-and-teachers .available-link{border-radius:3px;border:1px solid #4dd1aa;color:#4dd1aa;display:inline-block;padding:5px 10px}.exercises-and-teachers .available-link .logo{max-height:1.4em;text-align:center;vertical-align:bottom}.dot{height:14px;width:14px;background:#D8D8D8;border-radius:14px;margin:14px;position:relative}.dot:before{height:14px;width:14px;border-radius:14px;content:"";position:absolute;z-index:0}.in-progress-exercise .dot{background:#F5A623}.in-progress-exercise .dot:before{border:2px solid #F5A623}.complete-exercise .dot{background:#4dd1aa}.next-up-exercise .dot{background:#4A90E2}.next-up-exercise .dot:before{border:2px solid #4A90E2}body.repositories-show aside .button{letter-spacing:1px;line-height:1.5em;margin-top:0;text-align:center}body.repositories-index .repos-list a:first-child .repository{padding-top:1em}body.repositories-index .repository{border-bottom:1px solid #DCDCDC;display:block;float:left;margin:0;padding:3em 0;width:100%}body.repositories-index .repository .repo-name{float:left;clear:left}body.repositories-index .repo-info{float:right}body.repositories-index .repo-info li{float:left;margin:0 1em 0 0}body.topics.topics-show .header-wrapper{margin:0}body.topics.topics-show .subject{background:#ddd;position:relative;width:100%}body.topics.topics-show .subject .topic-header{margin:0 auto;max-width:1100px;padding:4.5rem 1em;position:relative}@media screen and (max-width: 800px){body.topics.topics-show .subject .topic-header{padding:2rem 1em;text-align:center}}body.topics.topics-show .subject .topic-content{width:80%}@media screen and (max-width: 800px){body.topics.topics-show .subject .topic-content{width:100%}}body.topics.topics-show .subject h1{margin-bottom:0.6rem}body.topics.topics-show .subject h2{font-size:1.125em;font-weight:normal;line-height:1.6em;margin-bottom:2rem}@media screen and (max-width: 800px){body.topics.topics-show .subject h2{margin-bottom:0;width:100%}}body.topics.topics-show .subject .topic-image{height:180px;width:180px;position:absolute;right:0;top:1em}@media screen and (max-width: 800px){body.topics.topics-show .subject .topic-image{top:0;position:relative;display:inline-block}}body.topics.topics-show .content{max-width:100%;padding:0}body.topics.topics-show .resources-container{max-width:1100px;margin-left:auto;margin-right:auto;max-width:1100px;-webkit-box-flex:1;-webkit-flex:1;-ms-flex:1;flex:1;padding:0 1em 3em;width:100%}body.topics.topics-show .resources-container::after{clear:both;content:"";display:table}body.topics.topics-show .resources-container.fullscreen{max-width:100%}body.topics.topics-show .divider{margin-top:2em}body.topics.topics-show .trails-progress{padding:1px;width:100%}body.topics.topics-show .trails-progress header{padding:0}.extended-description{display:none}.topic-label{border-radius:3px;font-size:0.75rem;font-weight:600;letter-spacing:1px;margin-bottom:.8em;text-transform:uppercase}.topic-label.analytics{background:#efffb3;color:#a5c236}.topic-label.clean-code{background:#e5feff;color:#1dc8cf}.topic-label.clojure{background:#ffd3bc;color:#ed6820}.topic-label.design{background:#e8e9ff;color:#2b2f8e}.topic-label.foundations{background:#daffcb;color:#77c159}.topic-label.haskell{background:#ffe7fd;color:#cd6fc6}.topic-label.ios{background:#d7ecff;color:#396189}.topic-label.javascript{background:#ffe8ca;color:#d87d2f}.topic-label.rails{background:#ffecee;color:#d5414d}.topic-label.testing{background:#e5fdf4;color:#34d096}.topic-label.vim{background:#e1f5ff;color:#2192cf}.topic-label.workflow{background:#fcf5c8;color:#f4bc15}a .topic-label{float:left;padding:5px 10px}body.topics.topics-show.analytics .subject{background:#efffb3}body.topics.topics-show.analytics .subject h1{color:#a5c236}body.topics.topics-show.analytics .topic-description h2{margin-bottom:1rem}.tiles ul .tile.analytics{border-top-color:#efffb3}.tiles-container .tile.analytics{border-top-color:#efffb3}.trail-titles li.analytics{border-color:#efffb3}.trail.analytics .topic-label{background:#efffb3;color:#a5c236}body.topics.topics-show.clean-code .subject{background:#e5feff}body.topics.topics-show.clean-code .subject h1{color:#1dc8cf}body.topics.topics-show.clean-code .topic-description h2{margin-bottom:1rem}.tiles ul .tile.clean-code{border-top-color:#e5feff}.tiles-container .tile.clean-code{border-top-color:#e5feff}.trail-titles li.clean-code{border-color:#e5feff}.trail.clean-code .topic-label{background:#e5feff;color:#1dc8cf}body.topics.topics-show.clojure .subject{background:#ffd3bc}body.topics.topics-show.clojure .subject h1{color:#ed6820}body.topics.topics-show.clojure .topic-description h2{margin-bottom:1rem}.tiles ul .tile.clojure{border-top-color:#ffd3bc}.tiles-container .tile.clojure{border-top-color:#ffd3bc}.trail-titles li.clojure{border-color:#ffd3bc}.trail.clojure .topic-label{background:#ffd3bc;color:#ed6820}body.topics.topics-show.design .subject{background:#e8e9ff}body.topics.topics-show.design .subject h1{color:#2b2f8e}body.topics.topics-show.design .topic-description h2{margin-bottom:1rem}.tiles ul .tile.design{border-top-color:#e8e9ff}.tiles-container .tile.design{border-top-color:#e8e9ff}.trail-titles li.design{border-color:#e8e9ff}.trail.design .topic-label{background:#e8e9ff;color:#2b2f8e}body.topics.topics-show.foundations .subject{background:#daffcb}body.topics.topics-show.foundations .subject h1{color:#77c159}body.topics.topics-show.foundations .topic-description h2{margin-bottom:1rem}.tiles ul .tile.foundations{border-top-color:#daffcb}.tiles-container .tile.foundations{border-top-color:#daffcb}.trail-titles li.foundations{border-color:#daffcb}.trail.foundations .topic-label{background:#daffcb;color:#77c159}body.topics.topics-show.haskell .subject{background:#ffe7fd}body.topics.topics-show.haskell .subject h1{color:#cd6fc6}body.topics.topics-show.haskell .topic-description h2{margin-bottom:1rem}.tiles ul .tile.haskell{border-top-color:#ffe7fd}.tiles-container .tile.haskell{border-top-color:#ffe7fd}.trail-titles li.haskell{border-color:#ffe7fd}.trail.haskell .topic-label{background:#ffe7fd;color:#cd6fc6}body.topics.topics-show.ios .subject{background:#d7ecff}body.topics.topics-show.ios .subject h1{color:#396189}body.topics.topics-show.ios .topic-description h2{margin-bottom:1rem}.tiles ul .tile.ios{border-top-color:#d7ecff}.tiles-container .tile.ios{border-top-color:#d7ecff}.trail-titles li.ios{border-color:#d7ecff}.trail.ios .topic-label{background:#d7ecff;color:#396189}body.topics.topics-show.javascript .subject{background:#ffe8ca}body.topics.topics-show.javascript .subject h1{color:#d87d2f}body.topics.topics-show.javascript .topic-description h2{margin-bottom:1rem}.tiles ul .tile.javascript{border-top-color:#ffe8ca}.tiles-container .tile.javascript{border-top-color:#ffe8ca}.trail-titles li.javascript{border-color:#ffe8ca}.trail.javascript .topic-label{background:#ffe8ca;color:#d87d2f}body.topics.topics-show.rails .subject{background:#ffecee}body.topics.topics-show.rails .subject h1{color:#d5414d}body.topics.topics-show.rails .topic-description h2{margin-bottom:1rem}.tiles ul .tile.rails{border-top-color:#ffecee}.tiles-container .tile.rails{border-top-color:#ffecee}.trail-titles li.rails{border-color:#ffecee}.trail.rails .topic-label{background:#ffecee;color:#d5414d}body.topics.topics-show.testing .subject{background:#e5fdf4}body.topics.topics-show.testing .subject h1{color:#34d096}body.topics.topics-show.testing .topic-description h2{margin-bottom:1rem}.tiles ul .tile.testing{border-top-color:#e5fdf4}.tiles-container .tile.testing{border-top-color:#e5fdf4}.trail-titles li.testing{border-color:#e5fdf4}.trail.testing .topic-label{background:#e5fdf4;color:#34d096}body.topics.topics-show.vim .subject{background:#e1f5ff}body.topics.topics-show.vim .subject h1{color:#2192cf}body.topics.topics-show.vim .topic-description h2{margin-bottom:1rem}.tiles ul .tile.vim{border-top-color:#e1f5ff}.tiles-container .tile.vim{border-top-color:#e1f5ff}.trail-titles li.vim{border-color:#e1f5ff}.trail.vim .topic-label{background:#e1f5ff;color:#2192cf}body.topics.topics-show.workflow .subject{background:#fcf5c8}body.topics.topics-show.workflow .subject h1{color:#f4bc15}body.topics.topics-show.workflow .topic-description h2{margin-bottom:1rem}.tiles ul .tile.workflow{border-top-color:#fcf5c8}.tiles-container .tile.workflow{border-top-color:#fcf5c8}.trail-titles li.workflow{border-color:#fcf5c8}.trail.workflow .topic-label{background:#fcf5c8;color:#f4bc15}.teachers{list-style-type:none;margin:0 0 2em}.teachers li{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column}.teachers .teacher-image{margin-bottom:1em;width:7rem}.teachers img{border-radius:50%}.teachers h2{font-size:1.5em;line-height:1.1em;margin:0}.teachers .bio{margin-top:0.5rem}.tile .person,.trail .person{float:left;margin:12px 8px 0 0}.tile .person:first-of-type,.trail .person:first-of-type{clear:left}.tile .person img,.trail .person img{height:30px;width:30px;border-radius:10%}.trail .teacher-name{clear:left;color:#555;font-weight:600}body.products-show .subscription-cta,body.products-show aside .subscription-cta,body.shows-show aside .subscription-cta,body.videos-show aside .subscription-cta{margin:0 0 1.5em 0}body.products-show .subscription-cta h2,body.products-show aside .subscription-cta h2,body.shows-show aside .subscription-cta h2,body.videos-show aside .subscription-cta h2{color:#555;font:800 1.4rem/1.2 "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;line-height:1.5em;margin:0 0 0.75rem 0}body.products-show #terms,body.products-show aside #terms,body.shows-show aside #terms,body.videos-show aside #terms{margin-top:1.5em}body.products-show .button,body.products-show aside .button,body.shows-show aside .button,body.videos-show aside .button{letter-spacing:1px;line-height:1.5em;margin-top:0;text-align:center}body.products-show div h2 a,body.products-show aside div h2 a,body.shows-show aside div h2 a,body.videos-show aside div h2 a{color:#555;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:800}body.products-show div .active-subscription,body.products-show .active-subscription span,body.products-show aside div .active-subscription,body.products-show aside .active-subscription span,body.shows-show aside div .active-subscription,body.shows-show aside .active-subscription span,body.videos-show aside div .active-subscription,body.videos-show aside .active-subscription span{font:italic 400 0.9rem/1.5em "adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;margin:0.5rem 0 0.8rem}body.products-show div .when,body.products-show aside div .when,body.shows-show aside div .when,body.videos-show aside div .when{font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:600;margin:0 0 0.75rem}body.products-show div .location-name,body.products-show aside div .location-name,body.shows-show aside div .location-name,body.videos-show aside div .location-name{color:#555;font:800 36px/40px "proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif}.flashcards-list{border-collapse:collapse;border-spacing:1px;margin:10px 0}tr:nth-child(2n){background:#f9f9f9}td{border:1px solid #ccc;padding:2px 5px;text-align:left}.flashcard-admin form{float:left;max-width:350px}.flashcard-admin input,.flashcard-admin textarea{width:350px}.flashcard-admin .preview-wrapper{float:right}.flashcard-admin .flashcard-preview{border:1px solid #ccc;border-radius:2px;height:568px;-webkit-overflow-scrolling:touch;overflow-y:scroll;padding:0.5em;width:320px}.revealed-answer .flashcard{border-color:#a9c1fb}.revealed-answer .secondary-button,.revealed-answer .trails-progress .decline-beta-offer,.trails-progress .revealed-answer .decline-beta-offer{margin-right:1em}.flashcard-prompt{padding-top:1em}.flashcards-count{position:absolute;right:1em;bottom:0.25em;font-size:0.75rem;margin-bottom:0}.flashcard .flashcards-count{bottom:initial;color:#999;top:0.5em}.revealed-answer{-webkit-animation:reveal-answer 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;animation:reveal-answer 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards}.revealed-answer form{display:inline-block}.decks-area{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;padding:2em 0}.deck{margin-right:2em;min-height:10em;-webkit-transition:all 0.25s cubic-bezier(0.55, 0.085, 0.68, 0.53);transition:all 0.25s cubic-bezier(0.55, 0.085, 0.68, 0.53);width:calc(50% - 1em)}@media screen and (min-width: 800px){.deck{width:calc((100% / 3) - 2em)}}.deck:hover{border-color:#DDD}.deck:hover::before{-webkit-transform:rotate(1deg);-ms-transform:rotate(1deg);transform:rotate(1deg)}.deck:hover::after{-webkit-transform:rotate(3deg);-ms-transform:rotate(3deg);transform:rotate(3deg)}.deck:nth-of-type(2n){margin-right:0}@media screen and (min-width: 800px){.deck:nth-of-type(2n){margin-right:2em}}.deck::before,.deck::after{height:100%;width:100%;-webkit-transform-origin:left bottom;-ms-transform-origin:left bottom;transform-origin:left bottom;background-color:#f7f7f7;border:1px solid #efefef;border-radius:5px;content:"";display:block;position:absolute;-webkit-transition:all 0.25s cubic-bezier(0.55, 0.085, 0.68, 0.53);transition:all 0.25s cubic-bezier(0.55, 0.085, 0.68, 0.53)}.deck::before{left:0.25em;top:0.35em;z-index:-1}.deck::after{left:0.5em;top:0.7em;z-index:-2}.deck-title{margin-bottom:1em}.deck .deck-title{margin-bottom:0;text-align:center}.deck .deck-title a{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;min-height:8em}.flashcard-about{font-size:0.75rem;padding-left:3rem;width:100%}.results-show .kept-flashcards{margin-top:2rem}@media screen and (min-width: 800px){.root-decks .kept-flashcards{-webkit-box-align:baseline;-webkit-align-items:baseline;-ms-flex-align:baseline;align-items:baseline;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap}}@media screen and (min-width: 800px){.root-decks .to-flashcard{display:inline-block;margin-right:1em;width:calc((100% - 2em) / 3)}.root-decks .to-flashcard:nth-of-type(3n){margin-right:0}}.root-decks h3{margin-bottom:1em}.to-flashcard{-webkit-box-align:baseline;-webkit-align-items:baseline;-ms-flex-align:baseline;align-items:baseline;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap}.to-flashcard:hover::before{border-color:#DDD;color:#DDD}.to-flashcard::before{height:1.35rem;width:2.25rem;color:#eaeaea;content:"card";display:inline-block;font-size:0.75rem;font-weight:bold;line-height:1.75;margin-bottom:0;margin-right:0.5rem;text-align:center}.to-flashcard a{-webkit-box-flex:1;-webkit-flex:1;-ms-flex:1;flex:1}.kept-flashcard::before{border-color:#4dd1aa;color:#4dd1aa;content:"saved"}.kept-flashcard:hover::before{border-color:#30bb92;color:#30bb92}.saved-for-review{color:#999;font-size:0.9em;padding-left:10px}.searches .searches-form{position:relative}.searches .no-results{margin-top:100px}.searches .searches-form input[type="submit"]{border-bottom-left-radius:0;border-top-left-radius:0;bottom:0;padding:5px 15px;position:absolute;right:0;top:0}.searches .searches-form input[type="text"]{box-sizing:border-box;display:block;margin:0;position:relative;width:100%}.searches .search-legend{color:#c0c0c0;margin:0 auto 2em;max-width:23em;text-align:center}.searches .search-icon{margin-right:1em}.searches .search-result .source{line-height:17px}.searches .search-result .source a{font-weight:400}.search-result{text-decoration:none}.search-result .title{display:inline;font-size:1.2em;margin-left:0.5em}.search-result .highlight{border:1px solid #abd2f4;border-radius:3px;padding:1px 4px}.payments-new .payment-form{display:none}.centered-section{background-color:#fafafa;border-bottom:1px solid #DCDCDC;padding-bottom:2em;padding-top:2em}@media only screen and (min-width: 800px){.centered-section{padding-bottom:4em;padding-top:4em;text-align:center}}.centered-section .top-image{border-radius:3px;display:block;margin:0 auto 2em;max-width:14em}.centered-section .bottom-image{margin-top:2em}.centered-section h3{margin:0 auto 1.5em;max-width:80%}.centered-section p,.centered-section a{font-family:"adelle-1", "adelle-2", "Helvetica Neue", "Helvetica", "Roboto", "Arial", sans-serif;font-size:1.25rem;margin:auto;max-width:80%}.centered-section blockquote{border-left:none;padding-left:0;position:relative;quotes:"“" "”" "‘" "’"}@media only screen and (min-width: 800px){.centered-section blockquote{margin:0 auto}}.centered-section cite{display:block;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-style:normal;margin-top:2em}.centered-section-callout:first-of-type::before{content:open-quote;font-size:1.25em;margin-right:0.2em}.centered-section-callout:last-of-type::after{content:close-quote;font-size:1.25em;font-weight:100;margin-left:0.2em;position:absolute}.centered-section-quoter{color:#555;display:block;font-size:1.125em;margin-bottom:0.25em}.centered-section-position{color:#555;opacity:0.8}.features{padding:2em 2em 0;position:relative}.features .feature{-webkit-box-pack:end;-webkit-justify-content:flex-end;-ms-flex-pack:end;justify-content:flex-end;padding:0 10px}.features ul{max-width:1100px;margin-left:auto;margin-right:auto}.features ul::after{clear:both;content:"";display:table}.features li{border-top:1px solid #ededed;margin:0 -2em}@media only screen and (min-width: 800px){.features li:nth-child(odd) .features-description{float:right}}.features li:first-child{border:0;padding-top:0}.features .trails-progress{max-width:1100px;margin-left:auto;margin-right:auto;margin-bottom:5em}.features .trails-progress::after{clear:both;content:"";display:table}.features .trails-progress header h1{float:none;text-align:center}.features .trails-progress header h1 a{color:#666;font-size:1.5rem;font-weight:400}.features .product-card-locked{display:none}.features-screenshot{margin-bottom:3em;padding:0 2em}@media only screen and (min-width: 800px){.features-screenshot{float:left;width:40%}}.features-description{margin-bottom:3em;padding:0 2em}@media only screen and (min-width: 800px){.features-description{float:left;vertical-align:top;width:60%}}.features-description h3{font-size:1.5em;font-weight:400;margin:0.5em 0 1em}.features-description p{font-size:1.125em;opacity:0.8}.screenshot{border-radius:3px;box-shadow:0 0 0 1px rgba(0,0,0,0.1)}.header-flash .flashes{position:absolute;top:0em;right:0em;left:0em;margin:0;max-width:none;padding:0;z-index:25}@media only screen and (min-width: 800px){.header-flash .flashes{position:fixed}}.header-flash .flashes .flash{-webkit-animation:fall 0.75s;animation:fall 0.75s;-webkit-animation-delay:0.75s;animation-delay:0.75s;-webkit-animation-fill-mode:both;animation-fill-mode:both;background:#487BF6;border:0;border-radius:0;box-shadow:0 0 0 2px rgba(0,0,0,0.1);color:#ffffff;display:block;font-size:1.25em;font-weight:300;line-height:1.5rem;padding:1rem 2rem}.header-flash .flashes .flash.error{background:#FF4856}@-webkit-keyframes fall{from{-webkit-transform:translateY(-200%)}to{-webkit-transform:translateY(0%)}}@keyframes fall{from{-webkit-transform:translateY(-200%);-ms-transform:translateY(-200%);transform:translateY(-200%)}to{-webkit-transform:translateY(0%);-ms-transform:translateY(0%);transform:translateY(0%)}}.pricing .flashes{margin:1em 0;padding:0}.pricing .flash{display:block}.hero{background-color:#0093CB;background-position:center center;background-size:cover;padding:6em 2em;position:relative;text-align:center;z-index:10}@media only screen and (min-width: 800px){.hero{padding-top:6em}}.hero .upcase-arrow{height:6em;width:6em;margin:0 0 2em}@media only screen and (min-width: 800px){.hero .upcase-arrow{height:8em;width:8em}}.hero .upcase-arrow circle{fill:#fff;opacity:0.04}.hero h1{color:#fff;font-size:2em;font-weight:100;letter-spacing:-0.02em;margin-bottom:1em}@media only screen and (min-width: 800px){.hero h1{font-size:3.375em}}.hero h5{color:#fff;font-size:1em;font-weight:600;margin:0 0 2em}@media only screen and (min-width: 800px){.hero h5{font-size:1.25em}}.hero h5 strong{font-weight:700}.hero.checkout{background-image:-webkit-linear-gradient(-450deg, rgba(72,123,246,0.888), rgba(0,147,203,0.888)),url(upcase/team.jpg);background-image:-webkit-linear-gradient(270deg, rgba(72,123,246,0.888), rgba(0,147,203,0.888)),url(upcase/team.jpg);background-image:linear-gradient(180deg, rgba(72,123,246,0.888), rgba(0,147,203,0.888)),url(upcase/team.jpg)}.hero .avatar{height:11em;width:11em;border:6px solid #fff;border-radius:50%;margin-bottom:2em}.hero-title{color:#fff;font-size:2em;font-weight:300;line-height:1.4em;margin-bottom:0.5em}.hero-body{color:#fff;font-size:1.125em;margin-bottom:2em;opacity:0.8}.tall-hero{padding:5em 0.5em 4em}@media screen and (min-width: 1050px){.tall-hero{padding-bottom:6em;padding-top:8em}}.hero-video{margin-bottom:2em}@media screen and (min-width: 1050px){.hero-video{float:left;display:block;margin-right:2.35765%;width:57.35098%;margin-bottom:0}.hero-video:last-child{margin-right:0}}.hero-video-wrapper{height:0;overflow:hidden;padding-bottom:56.25%;position:relative}.hero-video-wrapper embed,.hero-video-wrapper object,.hero-video-wrapper iframe{position:absolute;top:0px;left:0px;height:100%;width:100%}.hero-aside{color:#fff}@media screen and (min-width: 1050px){.hero-aside{margin-right:0;float:left;display:block;margin-right:2.35765%;width:40.29137%;padding-left:1em;text-align:left}.hero-aside:last-child{margin-right:0}}.hero-aside .cta-button{width:100%}.hero-center{margin:auto;max-width:32em}@media only screen and (min-width: 800px){.landing-page{margin-top:55px}}.sticky-header{margin-bottom:0;z-index:20}@media only screen and (min-width: 800px){.sticky-header{padding:0 2em}.sticky-header nav{margin-right:-2em}.sticky-header nav a{padding:1rem 2rem}.sticky-header:not(.headhesive){position:absolute;top:0;right:0;left:0}.sticky-header:not(.headhesive) nav li{margin:8px}.sticky-header:not(.headhesive) nav li:hover{background:rgba(0,0,0,0.12);border-radius:3px}.sticky-header:not(.headhesive) nav li a{border-left:none;height:44px;padding:0.5rem 1.5rem}}.sticky-header.headhesive{position:fixed;top:0;right:0;left:0;-webkit-transform:translateY(-100%);-ms-transform:translateY(-100%);transform:translateY(-100%);-webkit-transition:-webkit-transform 0.2s;transition:transform 0.2s;z-index:30}@media screen and (max-width: 800px){.sticky-header.headhesive{display:none}}.sticky-header.headhesive--stick{-webkit-transform:translateY(0);-ms-transform:translateY(0);transform:translateY(0)}.landing .content{max-width:none;padding:0}.section-title{color:#4A90E2;font-size:2.5em;font-weight:300;letter-spacing:-0.02em;line-height:1.25;margin:0 auto;max-width:30em;padding:2em 0;text-align:center}.pricing{background-color:#2171ce;background-image:-webkit-linear-gradient(#2171ce, #4a90e2);background-image:linear-gradient(#2171ce, #4a90e2);fill:#fafafa;margin-top:-1px;padding-bottom:2em;padding-top:4em;position:relative}.price-header{max-width:1100px;margin-left:auto;margin-right:auto;display:table;width:100%;table-layout:fixed;max-width:54em}.price-header::after{clear:both;content:"";display:table}.price-header-title{background:#4A90E2;border-radius:5px 5px 0 0;padding:1em 1.5rem 1.5em}@media only screen and (min-width: 800px){.price-header-title{display:table-cell;width:66.66667%;border-radius:5px 0 0}}.price-header-title h3{color:#fbfbfb;font-size:3em;font-weight:100;letter-spacing:-0.04em;line-height:1.3;margin:0.5rem}.price-header-cost{background:#3d88e0;padding:1.5rem;position:relative}@media only screen and (min-width: 800px){.price-header-cost{display:table-cell;width:33.33333%;border-radius:0 5px 0 0}}.price-header-cost h4{color:#fbfbfb;font-size:3em;font-weight:100;letter-spacing:-0.08em;line-height:1;margin:0.5rem}.price-header-cost p{color:rgba(251,251,251,0.6);font-style:italic;line-height:1.4}.price-header-cost sup{position:absolute;top:2.375rem;left:1.375rem;display:inline-block;font-size:25%;font-weight:500;opacity:0.333}.price-header-cost sub{font-size:0.75rem;font-weight:700;letter-spacing:0.05em;line-height:1;opacity:0.666;text-transform:uppercase}.price-info{max-width:1100px;margin-left:auto;margin-right:auto;display:table;width:100%;table-layout:fixed;border-radius:5px;margin-bottom:2em;max-width:54em}.price-info::after{clear:both;content:"";display:table}.price-info .pricing-guarantee{margin-bottom:0}.price-info h5{font-size:0.75em;letter-spacing:0.05em;margin-bottom:1em;opacity:0.5;text-transform:uppercase}.price-description{background:#fbfbfb;padding:1.5rem 1.5rem 2em}@media only screen and (min-width: 800px){.price-description{display:table-cell;width:66.66667%;border-radius:0 0 0 5px;vertical-align:top}}.price-description p{font-size:1.125em;margin:0.5em 0.5em 2em}.price-description .signup{box-shadow:0 1px 3px rgba(0,0,0,0.2);line-height:1.3;width:100%}.price-description svg{height:1.5em;width:1.5em;margin:-4px 0.3em 0;vertical-align:middle}.price-description svg path{fill:#fbfbfb}@media screen and (max-device-width: 620px), screen and (max-width: 620px){.price-description svg{display:none}}.price-cta{display:-webkit-box;display:-moz-box;display:box;display:-webkit-flex;display:-moz-flex;display:-ms-flexbox;display:flex;-webkit-box-lines:multiple;-moz-box-lines:multiple;box-lines:multiple;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-box-pack:justify;box-pack:justify;-webkit-justify-content:space-between;-moz-justify-content:space-between;-ms-justify-content:space-between;-o-justify-content:space-between;justify-content:space-between;-ms-flex-pack:justify;text-align:center}.price-cta a{-webkit-flex-basis:12em;flex-basis:12em;-ms-flex-preferred-size:12em;-webkit-flex-shrink:0;flex-shrink:0;-ms-flex-negative:0;-webkit-flex-grow:1;-moz-flex-grow:1;-webkit-box-flex:1;flex-grow:1;-ms-flex-positive:1;margin:0.5rem}.price-includes{background:#f2f2f2;border-radius:0 0 5px 5px;padding:1.5rem 1.5rem 2em;position:relative}@media only screen and (min-width: 800px){.price-includes{display:table-cell;width:33.33333%;border-radius:0 0 5px;vertical-align:top}}.price-includes h5{margin:0.5rem 0.5rem 2em}.price-includes ul{margin:0.5rem}.price-includes li{margin:0.75em 0;font-size:0.9125em;line-height:1}.price-includes strong{font-weight:600}.price-alternative,.coaching{font-size:1em;font-weight:400;margin-top:4em;text-align:center}.price-alternative a,.coaching a{font-weight:700}.selling-point{border-bottom:1px solid #DCDCDC;color:#555;font-size:1.25em;padding-bottom:1em;padding-top:1em}@media only screen and (min-width: 800px){.selling-point{padding-bottom:1.5em;padding-top:2em}}.selling-point.deconstructed{background:#341642;border-bottom-color:#6a5b7d;color:#fff;position:relative}.selling-point-title{color:#555;font-size:1.75em;font-weight:500}@media only screen and (min-width: 800px){.selling-point-title{font-size:2em;line-height:1.25;margin-bottom:1em;text-align:center}}.selling-point-block .selling-point-title{margin-bottom:1em;text-align:left}.deconstructed .selling-point-title{color:#fff}.selling-point-image{margin:1em 0}@media only screen and (min-width: 800px){.selling-point-image{width:50%}.selling-point-image:first-child{margin-right:4em}.selling-point-image:last-child{margin-left:4em}}.selling-point-block{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column}@media only screen and (min-width: 800px){.selling-point-block{-webkit-box-orient:horizontal;-webkit-box-direction:normal;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row}}.selling-point-body{line-height:1.5}.deconstructed .selling-point-body{color:#fff}ul.selling-point-body li{line-height:1.5}.deconstructed li{color:#fff}.has-table-of-contents{overflow:hidden}.table-of-contents{position:fixed;top:3.75rem;right:0px;bottom:0px;left:0px;background-color:#fff;display:none;-webkit-overflow-scrolling:touch;overflow-y:scroll;padding:2em;z-index:31}.table-of-contents.slide-down{-webkit-animation:reveal-answer 0.25s ease;animation:reveal-answer 0.25s ease;-webkit-animation-fill-mode:both;animation-fill-mode:both;display:block}.table-of-contents-container{max-width:1100px;margin-left:auto;margin-right:auto;padding:2em 0;position:relative}.table-of-contents-container::after{clear:both;content:"";display:table}.table-of-contents-container h3 a{color:#555}.table-of-contents-container ul{margin-bottom:3em;padding-left:4em;position:relative}@media (min-width: 560px){.table-of-contents-container ul{float:left;display:block;margin-right:2.35765%;width:48.82117%}.table-of-contents-container ul:nth-child(2n){margin-right:0}.table-of-contents-container ul:nth-child(2n+1){clear:left}.table-of-contents-container ul:last-child{margin-right:0}}@media only screen and (min-width: 800px){.table-of-contents-container ul{float:left;display:block;margin-right:2.35765%;width:31.76157%}.table-of-contents-container ul:nth-child(2n){margin-right:2.35765%}.table-of-contents-container ul:nth-child(2n+1){clear:none}.table-of-contents-container ul:nth-child(3n){margin-right:0}.table-of-contents-container ul:nth-child(3n+1){clear:left}.table-of-contents-container ul:last-child{margin-right:0}}.table-of-contents-container img{position:absolute;top:-0.5em;right:0;bottom:0;left:0px;height:3em;width:3em}.table-of-contents-close{position:absolute;top:0px;right:0px;bottom:0;left:0;color:#999;font-size:2em;height:2em;width:2em}.table-of-contents-close:hover,.table-of-contents-close:focus{color:#4dd1aa}.table-of-contents-toggle::after{-webkit-transition:all 0.15s ease-out 0s;transition:all 0.15s ease-out 0s;content:"▾";display:inline-block;margin-left:6px;position:relative}.table-of-contents-toggle.is-open::after{-webkit-transform:rotate(180deg);-ms-transform:rotate(180deg);transform:rotate(180deg);top:2px}.testimonials{background-color:#2387E0;padding:5em 2em 3em;position:relative}.testimonials figure img{height:160px;width:160px;border-radius:50%;margin-bottom:0.875em}.testimonials h2{color:#fbfbfb;padding:75px 0;text-align:center}.testimonials figure>p{color:#fbfbfb;line-height:1.3;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-weight:800}.testimonials .feature-quote{max-width:1100px;margin-left:auto;margin-right:auto;margin-bottom:72px}.testimonials .feature-quote::after{clear:both;content:"";display:table}.testimonials .feature-quote figure{float:left;display:block;margin-right:2.35765%;width:23.23176%;text-align:center;font-size:120%}.testimonials .feature-quote figure:last-child{margin-right:0}.testimonials .feature-quote blockquote{float:left;display:block;margin-right:2.35765%;width:74.41059%;margin-right:0;position:relative;border:1px solid #1C6CC9;background-color:#fbfbfb;border-radius:0.75em;padding:45px;margin:0;z-index:0}.testimonials .feature-quote blockquote:last-child{margin-right:0}.testimonials .feature-quote blockquote:before{height:0;width:0;border-bottom:21px solid transparent;border-right:21px solid #fbfbfb;border-top:21px solid transparent;content:"";position:absolute;left:-21px;top:15%;z-index:2}.testimonials .feature-quote blockquote:after{height:0;width:0;border-bottom:21px solid transparent;border-right:21px solid #1C6CC9;border-top:21px solid transparent;content:"";position:absolute;left:-22px;top:15%;z-index:1}.testimonials .feature-quote blockquote p{color:#4A90E2;font-size:1.15rem;font-style:italic;position:relative;padding-left:1.875em}.testimonials .feature-quote blockquote p:before{height:11px;width:11px;padding:11px 16px 11px 6px;color:#fbfbfb;content:"“";border-radius:50%;background-color:#4dd1aa;font-family:"proxima-nova-1", "proxima-nova-2", "museo-sans-1", "museo-sans-2", helvetica neue, sans-serif;font-size:2em;position:absolute;left:-3%}.testimonials .quotee strong{color:#0053b3;display:block;font-size:0.8125em;font-weight:700;letter-spacing:0.0625em;text-transform:uppercase}.testimonials .supporting-quotes{max-width:1100px;margin-left:auto;margin-right:auto;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap}.testimonials .supporting-quotes::after{clear:both;content:"";display:table}.testimonials .supporting-quotes img{height:70px;width:70px;float:left;display:inline-block;margin-right:24px;margin-bottom:30px}.testimonials .supporting-quotes .supporting-quote{-webkit-flex-basis:12em;-ms-flex-preferred-size:12em;flex-basis:12em;-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;margin:0 1em 50px}.testimonials .supporting-quotes .supporting-quote figure{background-color:#2387E0;margin-bottom:2.25em}.testimonials .supporting-quotes .supporting-quote figure p{padding:1em 0}.testimonials .supporting-quotes .supporting-quote blockquote{background-color:#2879D6;border:1px solid #1C6CC9;border-radius:0.75em;padding:30px;margin:0;position:relative;z-index:0}.testimonials .supporting-quotes .supporting-quote blockquote strong{color:#F3E86B;display:inline}.testimonials .supporting-quotes .supporting-quote blockquote:before{height:0;width:0;border-bottom:13px solid #2879D6;border-left:13px solid transparent;border-right:13px solid transparent;content:"";position:absolute;left:20px;top:-13px;z-index:2}.testimonials .supporting-quotes .supporting-quote blockquote:after{height:0;width:0;border-bottom:13px solid #1C6CC9;border-left:13px solid transparent;border-right:13px solid transparent;content:"";position:absolute;left:20px;top:-14px;z-index:1}.testimonials .supporting-quotes .supporting-quote blockquote p{color:white;font-size:0.96rem;font-style:italic;line-height:1.55;margin:0}.testimonials strong{color:#1b5dab;display:inline}.testimonial-image img{display:block;height:220px;margin:0 auto 1em}@media only screen and (min-width: 800px){.testimonial-image img{float:left;margin-right:2em}}.testimonial-quote{text-align:left}@media only screen and (min-width: 800px){.topics-grid .topic-link:first-child:nth-last-child(7),.topics-grid .topic-link:first-child:nth-last-child(7) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(8),.topics-grid .topic-link:first-child:nth-last-child(8) ~ .topic-link{width:25%}}@media only screen and (min-width: 800px){.topics-grid .topic-link:first-child:nth-last-child(9),.topics-grid .topic-link:first-child:nth-last-child(9) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(10),.topics-grid .topic-link:first-child:nth-last-child(10) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(13),.topics-grid .topic-link:first-child:nth-last-child(13) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(14),.topics-grid .topic-link:first-child:nth-last-child(14) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(15),.topics-grid .topic-link:first-child:nth-last-child(15) ~ .topic-link{width:20%}}@media only screen and (min-width: 800px){.topics-grid .topic-link:first-child:nth-last-child(6),.topics-grid .topic-link:first-child:nth-last-child(6) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(11),.topics-grid .topic-link:first-child:nth-last-child(11) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(12),.topics-grid .topic-link:first-child:nth-last-child(12) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(16),.topics-grid .topic-link:first-child:nth-last-child(16) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(17),.topics-grid .topic-link:first-child:nth-last-child(17) ~ .topic-link,.topics-grid .topic-link:first-child:nth-last-child(18),.topics-grid .topic-link:first-child:nth-last-child(18) ~ .topic-link{width:16.666%}}.topics-grid{background:#341642;border-bottom-color:#6a5b7d;margin-bottom:0;padding:2em 0.5em;position:relative}@media only screen and (min-width: 800px){.topics-grid{padding-bottom:4em}}.topics-grid ol{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;margin:0 auto;max-width:1116px}.topics-grid .selling-point-title{color:#fff;margin-bottom:1em}.topics-grid .topic-link{display:block;padding:0.5em;text-decoration:none;width:50%}@media (min-width: 560px){.topics-grid .topic-link{width:33.333%}}.topics-grid .topic-tile{background:white;border-radius:0.5em;box-shadow:0 0 0 rgba(0,0,0,0.3);margin:0;text-align:center}.topics-grid .topic-tile img{margin:20% auto 10%;width:60%}.topics-grid .topic-tile li:not(.topic-title){display:none}.topics-grid .topic-tile .topic-title{color:#999;font-weight:400;font-size:1.125em;letter-spacing:-0.01em;line-height:1;margin:0;padding:0 0 1.5em}.welcome-page{margin:0 auto;max-width:780px}@media screen and (min-width: 800px){.welcome-page .flashcards-overview{float:left;max-width:58%}}.welcome-page section{margin-top:95px}.welcome-page section::after{clear:both;content:"";display:table}.welcome-page h2{margin:10px 0}.welcome-page h1{margin-bottom:40px;margin-top:40px;text-align:center}.welcome-page h3{font-size:1.8em;margin-bottom:22px}.welcome-page .help-widget-image{float:left;height:75px;margin-right:20px;margin-top:8px}.welcome-page .quiz-image{border:1px solid #ccc;float:right}.welcome-page .ben-image{display:block;height:400px;margin-left:auto;margin-right:auto}.welcome-page .trail-image{margin-top:20px}.hljs-comment,.bash .hljs-shebang,.java .hljs-javadoc,.javascript .hljs-javadoc,.rust .hljs-preprocessor{color:#969896}.hljs-string,.apache .hljs-sqbracket,.coffeescript .hljs-subst,.coffeescript .hljs-regexp,.cpp .hljs-preprocessor,.c .hljs-preprocessor,.javascript .hljs-regexp,.json .hljs-attribute,.makefile .hljs-variable,.markdown .hljs-value,.markdown .hljs-link_label,.markdown .hljs-strong,.markdown .hljs-emphasis,.markdown .hljs-blockquote,.nginx .hljs-regexp,.nginx .hljs-number,.objectivec .hljs-preprocessor .hljs-title,.perl .hljs-regexp,.php .hljs-regexp,.xml .hljs-value,.less .hljs-built_in,.scss .hljs-built_in{color:#df5000}.hljs-keyword,.css .hljs-at_rule,.css .hljs-important,.http .hljs-request,.ini .hljs-setting,.haskell .hljs-type,.java .hljs-javadoctag,.javascript .hljs-tag,.javascript .hljs-javadoctag,.nginx .hljs-title,.objectivec .hljs-preprocessor,.php .hljs-phpdoc,.sql .hljs-built_in,.less .hljs-tag,.less .hljs-at_rule,.scss .hljs-tag,.scss .hljs-at_rule,.scss .hljs-important,.stylus .hljs-at_rule,.go .hljs-typename,.swift .hljs-preprocessor{color:#a71d5d}.apache .hljs-common,.apache .hljs-cbracket,.apache .hljs-keyword,.bash .hljs-literal,.bash .hljs-built_in,.coffeescript .hljs-literal,.coffeescript .hljs-built_in,.coffeescript .hljs-number,.cpp .hljs-number,.cpp .hljs-built_in,.c .hljs-number,.c .hljs-built_in,.cs .hljs-number,.cs .hljs-built_in,.css .hljs-attribute,.css .hljs-hexcolor,.css .hljs-number,.css .hljs-function,.haskell .hljs-number,.http .hljs-literal,.http .hljs-attribute,.java .hljs-number,.javascript .hljs-built_in,.javascript .hljs-literal,.javascript .hljs-number,.json .hljs-number,.makefile .hljs-keyword,.markdown .hljs-link_reference,.nginx .hljs-built_in,.objectivec .hljs-literal,.objectivec .hljs-number,.objectivec .hljs-built_in,.php .hljs-literal,.php .hljs-number,.python .hljs-number,.ruby .hljs-prompt,.ruby .hljs-constant,.ruby .hljs-number,.ruby .hljs-subst .hljs-keyword,.ruby .hljs-symbol,.rust .hljs-number,.sql .hljs-number,.puppet .hljs-function,.less .hljs-number,.less .hljs-hexcolor,.less .hljs-function,.less .hljs-attribute,.scss .hljs-preprocessor,.scss .hljs-number,.scss .hljs-hexcolor,.scss .hljs-function,.scss .hljs-attribute,.stylus .hljs-number,.stylus .hljs-hexcolor,.stylus .hljs-attribute,.stylus .hljs-params,.go .hljs-built_in,.go .hljs-constant,.swift .hljs-built_in,.swift .hljs-number{color:#0086b3}.apache .hljs-tag,.cs .hljs-xmlDocTag,.css .hljs-tag,.xml .hljs-title,.stylus .hljs-tag{color:#63a35c}.bash .hljs-variable,.cs .hljs-preprocessor,.cs .hljs-preprocessor .hljs-keyword,.css .hljs-attr_selector,.css .hljs-value,.ini .hljs-value,.ini .hljs-keyword,.javascript .hljs-tag .hljs-title,.makefile .hljs-constant,.nginx .hljs-variable,.xml .hljs-tag,.scss .hljs-variable{color:#333333}.bash .hljs-title,.coffeescript .hljs-title,.cpp .hljs-title,.c .hljs-title,.cs .hljs-title,.css .hljs-id,.css .hljs-class,.css .hljs-pseudo,.ini .hljs-title,.haskell .hljs-title,.haskell .hljs-pragma,.java .hljs-title,.javascript .hljs-title,.makefile .hljs-title,.objectivec .hljs-title,.perl .hljs-sub,.php .hljs-title,.python .hljs-decorator,.python .hljs-title,.ruby .hljs-parent,.ruby .hljs-title,.rust .hljs-title,.xml .hljs-attribute,.puppet .hljs-title,.less .hljs-id,.less .hljs-pseudo,.less .hljs-class,.scss .hljs-id,.scss .hljs-pseudo,.scss .hljs-class,.stylus .hljs-class,.stylus .hljs-id,.stylus .hljs-pseudo,.stylus .hljs-title,.swift .hljs-title,.diff .hljs-chunk{color:#795da3}.coffeescript .hljs-reserved,.coffeescript .hljs-attribute{color:#1d3e81}.diff .hljs-chunk{font-weight:bold}.diff .hljs-addition{color:#55a532;background-color:#eaffea}.diff .hljs-deletion{color:#bd2c00;background-color:#ffecec}.markdown .hljs-link_url{text-decoration:underline}
