html{font-family:sans-serif;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}body{margin:0}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{display:block}audio,canvas,progress,video{display:inline-block;vertical-align:baseline}audio:not([controls]){display:none;height:0}[hidden],template{display:none}a{background-color:transparent}a:active,a:hover{outline:0}abbr[title]{border-bottom:1px dotted}b,strong{font-weight:bold}dfn{font-style:italic}h1{font-size:2em;margin:0.67em 0}mark{background:#ff0;color:#000}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sup{top:-0.5em}sub{bottom:-0.25em}img{border:0}svg:not(:root){overflow:hidden}figure{margin:1em 40px}hr{-moz-box-sizing:content-box;box-sizing:content-box;height:0}pre{overflow:auto}code,kbd,pre,samp{font-family:monospace, monospace;font-size:1em}button,input,optgroup,select,textarea{color:inherit;font:inherit;margin:0}button{overflow:visible}button,select{text-transform:none}button,html input[type="button"],input[type="reset"],input[type="submit"]{-webkit-appearance:button;cursor:pointer}button[disabled],html input[disabled]{cursor:default}button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}input{line-height:normal}input[type="checkbox"],input[type="radio"]{box-sizing:border-box;padding:0}input[type="number"]::-webkit-inner-spin-button,input[type="number"]::-webkit-outer-spin-button{height:auto}input[type="search"]{-webkit-appearance:textfield;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;box-sizing:content-box}input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration{-webkit-appearance:none}fieldset{border:1px solid #c0c0c0;margin:0 2px;padding:0.35em 0.625em 0.75em}legend{border:0;padding:0}textarea{overflow:auto}optgroup{font-weight:bold}table{border-collapse:collapse;border-spacing:0}td,th{padding:0}body,html{background-color:#FFF;color:#222;font-family:"Droid Sans","Helvetica Neue",Helvetica,Arial,sans-serif;letter-spacing:0.1px;height:100%}a{color:gray}a:visited{color:#609}.gist{font-size:0.75em}@media only screen and (max-width: 75em){.title--indent::before,.article--single .article__title::before,.disqus__title::before,.page__title::before{display:none}}.title--indent::before,.article--single .article__title::before,.disqus__title::before,.page__title::before{content:"// ";color:gray}.row.site-wrapper [class*="col-"]{text-align:left}.divider,.hero__divider,.article--index+hr,.article--archive+hr,.usp__divider{border:none;border-bottom:2px solid gray;clear:both;margin:2em 0}html{font-size:16px;line-height:1.375;font-family:"Droid Sans","Helvetica Neue",Helvetica,Arial,sans-serif;-webkit-text-size-adjust:100%;-ms-text-size-adjust:100%;-moz-osx-font-smoothing:grayscale;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{margin:0.25em 0 0.5em;padding:0}h1,.h1{font-size:2.25rem;line-height:1.22222}h2,.h2{font-size:1.875rem;line-height:1.46667}h3,.h3{font-size:1.5rem;line-height:1.83333}h4,.h4{font-size:1.25rem;line-height:1.1}h5,.h5{font-size:1.125rem;line-height:1.22222}h6,.h6{font-size:1rem;line-height:1.375}p{margin:0;margin-bottom:1.5rem}ul.unstyled,ul.inline,.article__tags ul,ul.divided,ol.unstyled,ol.inline,ol.divided{list-style-type:none;margin:0;padding:0}ul.inline,.article__tags ul,ol.inline{display:inline;list-style-type:none}ul.inline>li,.article__tags ul>li,ol.inline>li{display:inline-block}ul.divided>li,ol.divided>li{border-top:1px solid #fff;border-bottom:1px solid #e8e8e8;padding:0.5em 0}ul.divided>li:first-child,ol.divided>li:first-child{border-top:none;padding-top:0}ul.divided>li:last-child,ol.divided>li:last-child{border-bottom:none}.pull-left{float:left}.pull-right{float:right}.clearfix::before,.article blockquote::before,.clearfix::after,.article blockquote::after{display:table;content:"";line-height:0}.clearfix::after,.article blockquote::after{clear:both}.muted{opacity:0.5}.hide{display:none}.grid{padding-right:2rem;padding-left:2rem}.row{-moz-box-sizing:border-box;box-sizing:border-box;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;margin:auto;max-width:64em}.row.reverse{-webkit-box-orient:horizontal;-webkit-box-direction:reverse;-webkit-flex-direction:row-reverse;-ms-flex-direction:row-reverse;flex-direction:row-reverse;-webkit-flex-wrap:row-reverse;-ms-flex-wrap:row-reverse;flex-wrap:row-reverse}.col.reverse{-webkit-box-orient:vertical;-webkit-box-direction:reverse;-webkit-flex-direction:column-reverse;-ms-flex-direction:column-reverse;flex-direction:column-reverse;-webkit-flex-wrap:column-reverse;-ms-flex-wrap:column-reverse;flex-wrap:column-reverse}.col-xs,.col-xs-1,.col-xs-2,.col-xs-3,.col-xs-4,.col-xs-5,.col-xs-6,.col-xs-7,.col-xs-8,.col-xs-9,.col-xs-10,.col-xs-11,.col-xs-12,.col-xs-offset-1,.col-xs-offset-2,.col-xs-offset-3,.col-xs-offset-4,.col-xs-offset-5,.col-xs-offset-6,.col-xs-offset-7,.col-xs-offset-8,.col-xs-offset-9,.col-xs-offset-10,.col-xs-offset-11,.col-xs-offset-12{-moz-box-sizing:border-box;box-sizing:border-box;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;-webkit-box-flex:0;-webkit-flex-grow:0;-ms-flex-positive:0;flex-grow:0;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;padding-right:0.5rem;padding-left:0.5rem}.col-xs{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-basis:0;-ms-flex-preferred-size:0;flex-basis:0;max-width:100%}.col-xs-1{-webkit-flex-basis:8.333333333%;-ms-flex-preferred-size:8.333333333%;flex-basis:8.333333333%;max-width:8.333333333%}.col-xs-2{-webkit-flex-basis:16.666666667%;-ms-flex-preferred-size:16.666666667%;flex-basis:16.666666667%;max-width:16.666666667%}.col-xs-3{-webkit-flex-basis:25%;-ms-flex-preferred-size:25%;flex-basis:25%;max-width:25%}.col-xs-4{-webkit-flex-basis:33.333333333%;-ms-flex-preferred-size:33.333333333%;flex-basis:33.333333333%;max-width:33.333333333%}.col-xs-5{-webkit-flex-basis:41.666666667%;-ms-flex-preferred-size:41.666666667%;flex-basis:41.666666667%;max-width:41.666666667%}.col-xs-6{-webkit-flex-basis:50%;-ms-flex-preferred-size:50%;flex-basis:50%;max-width:50%}.col-xs-7{-webkit-flex-basis:58.333333333%;-ms-flex-preferred-size:58.333333333%;flex-basis:58.333333333%;max-width:58.333333333%}.col-xs-8{-webkit-flex-basis:66.666666667%;-ms-flex-preferred-size:66.666666667%;flex-basis:66.666666667%;max-width:66.666666667%}.col-xs-9{-webkit-flex-basis:75%;-ms-flex-preferred-size:75%;flex-basis:75%;max-width:75%}.col-xs-10{-webkit-flex-basis:83.333333333%;-ms-flex-preferred-size:83.333333333%;flex-basis:83.333333333%;max-width:83.333333333%}.col-xs-11{-webkit-flex-basis:91.666666667%;-ms-flex-preferred-size:91.666666667%;flex-basis:91.666666667%;max-width:91.666666667%}.col-xs-12{-webkit-flex-basis:100%;-ms-flex-preferred-size:100%;flex-basis:100%;max-width:100%}.col-xs-offset-1{margin-left:8.333333333%}.col-xs-offset-2{margin-left:16.666666667%}.col-xs-offset-3{margin-left:25%}.col-xs-offset-4{margin-left:33.333333333%}.col-xs-offset-5{margin-left:41.666666667%}.col-xs-offset-6{margin-left:50%}.col-xs-offset-7{margin-left:58.333333333%}.col-xs-offset-8{margin-left:66.666666667%}.col-xs-offset-9{margin-left:75%}.col-xs-offset-10{margin-left:83.333333333%}.col-xs-offset-11{margin-left:91.666666667%}.start-xs{-webkit-box-pack:start;-webkit-justify-content:flex-start;-ms-flex-pack:start;justify-content:flex-start;text-align:start}.center-xs{-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;text-align:center}.end-xs{-webkit-box-pack:end;-webkit-justify-content:flex-end;-ms-flex-pack:end;justify-content:flex-end;text-align:end}.top-xs{-webkit-box-align:start;-webkit-align-items:flex-start;-ms-flex-align:start;align-items:flex-start}.middle-xs{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center}.bottom-xs{-webkit-box-align:end;-webkit-align-items:flex-end;-ms-flex-align:end;align-items:flex-end}.around-xs{-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around}.between-xs{-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}.first-xs{-webkit-box-ordinal-group:0;-webkit-order:-1;-ms-flex-order:-1;order:-1}.last-xs{-webkit-box-ordinal-group:2;-webkit-order:1;-ms-flex-order:1;order:1}@media only screen and (min-width: 48em){.col-sm,.col-sm-1,.col-sm-2,.col-sm-3,.col-sm-4,.col-sm-5,.col-sm-6,.col-sm-7,.col-sm-8,.col-sm-9,.col-sm-10,.col-sm-11,.col-sm-12,.col-sm-offset-1,.col-sm-offset-2,.col-sm-offset-3,.col-sm-offset-4,.col-sm-offset-5,.col-sm-offset-6,.col-sm-offset-7,.col-sm-offset-8,.col-sm-offset-9,.col-sm-offset-10,.col-sm-offset-11,.col-sm-offset-12{-moz-box-sizing:border-box;box-sizing:border-box;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;-webkit-box-flex:0;-webkit-flex-grow:0;-ms-flex-positive:0;flex-grow:0;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;padding-right:0.5rem;padding-left:0.5rem}.col-sm{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-basis:0;-ms-flex-preferred-size:0;flex-basis:0;max-width:100%}.col-sm-1{-webkit-flex-basis:8.333333333%;-ms-flex-preferred-size:8.333333333%;flex-basis:8.333333333%;max-width:8.333333333%}.col-sm-2{-webkit-flex-basis:16.666666667%;-ms-flex-preferred-size:16.666666667%;flex-basis:16.666666667%;max-width:16.666666667%}.col-sm-3{-webkit-flex-basis:25%;-ms-flex-preferred-size:25%;flex-basis:25%;max-width:25%}.col-sm-4{-webkit-flex-basis:33.333333333%;-ms-flex-preferred-size:33.333333333%;flex-basis:33.333333333%;max-width:33.333333333%}.col-sm-5{-webkit-flex-basis:41.666666667%;-ms-flex-preferred-size:41.666666667%;flex-basis:41.666666667%;max-width:41.666666667%}.col-sm-6{-webkit-flex-basis:50%;-ms-flex-preferred-size:50%;flex-basis:50%;max-width:50%}.col-sm-7{-webkit-flex-basis:58.333333333%;-ms-flex-preferred-size:58.333333333%;flex-basis:58.333333333%;max-width:58.333333333%}.col-sm-8{-webkit-flex-basis:66.666666667%;-ms-flex-preferred-size:66.666666667%;flex-basis:66.666666667%;max-width:66.666666667%}.col-sm-9{-webkit-flex-basis:75%;-ms-flex-preferred-size:75%;flex-basis:75%;max-width:75%}.col-sm-10{-webkit-flex-basis:83.333333333%;-ms-flex-preferred-size:83.333333333%;flex-basis:83.333333333%;max-width:83.333333333%}.col-sm-11{-webkit-flex-basis:91.666666667%;-ms-flex-preferred-size:91.666666667%;flex-basis:91.666666667%;max-width:91.666666667%}.col-sm-12{-webkit-flex-basis:100%;-ms-flex-preferred-size:100%;flex-basis:100%;max-width:100%}.col-sm-offset-1{margin-left:8.333333333%;max-width:8.333333333%}.col-sm-offset-2{margin-left:16.666666667%;max-width:16.666666667%}.col-sm-offset-3{margin-left:25%}.col-sm-offset-4{margin-left:33.333333333%}.col-sm-offset-5{margin-left:41.666666667%}.col-sm-offset-6{margin-left:50%}.col-sm-offset-7{margin-left:58.333333333%}.col-sm-offset-8{margin-left:66.666666667%}.col-sm-offset-9{margin-left:75%}.col-sm-offset-10{margin-left:83.333333333%}.col-sm-offset-11{margin-left:91.666666667%}.start-sm{-webkit-box-pack:start;-webkit-justify-content:flex-start;-ms-flex-pack:start;justify-content:flex-start;text-align:start}.center-sm{-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;text-align:center}.end-sm{-webkit-box-pack:end;-webkit-justify-content:flex-end;-ms-flex-pack:end;justify-content:flex-end;text-align:end}.top-sm{-webkit-box-align:start;-webkit-align-items:flex-start;-ms-flex-align:start;align-items:flex-start}.middle-sm{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center}.bottom-sm{-webkit-box-align:end;-webkit-align-items:flex-end;-ms-flex-align:end;align-items:flex-end}.around-sm{-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around}.between-sm{-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}.first-sm{-webkit-box-ordinal-group:0;-webkit-order:-1;-ms-flex-order:-1;order:-1}.last-sm{-webkit-box-ordinal-group:2;-webkit-order:1;-ms-flex-order:1;order:1}}@media only screen and (min-width: 62em){.col-md,.col-md-1,.col-md-2,.col-md-3,.col-md-4,.col-md-5,.col-md-6,.col-md-7,.col-md-8,.col-md-9,.col-md-10,.col-md-11,.col-md-12,.col-md-offset-1,.col-md-offset-2,.col-md-offset-3,.col-md-offset-4,.col-md-offset-5,.col-md-offset-6,.col-md-offset-7,.col-md-offset-8,.col-md-offset-9,.col-md-offset-10,.col-md-offset-11,.col-md-offset-12{-moz-box-sizing:border-box;box-sizing:border-box;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;-webkit-box-flex:0;-webkit-flex-grow:0;-ms-flex-positive:0;flex-grow:0;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;padding-right:0.5rem;padding-left:0.5rem}.col-md{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-basis:0;-ms-flex-preferred-size:0;flex-basis:0;max-width:100%}.col-md-1{-webkit-flex-basis:8.333333333%;-ms-flex-preferred-size:8.333333333%;flex-basis:8.333333333%;max-width:8.333333333%}.col-md-2{-webkit-flex-basis:16.666666667%;-ms-flex-preferred-size:16.666666667%;flex-basis:16.666666667%;max-width:16.666666667%}.col-md-3{-webkit-flex-basis:25%;-ms-flex-preferred-size:25%;flex-basis:25%;max-width:25%}.col-md-4{-webkit-flex-basis:33.333333333%;-ms-flex-preferred-size:33.333333333%;flex-basis:33.333333333%;max-width:33.333333333%}.col-md-5{-webkit-flex-basis:41.666666667%;-ms-flex-preferred-size:41.666666667%;flex-basis:41.666666667%;max-width:41.666666667%}.col-md-6{-webkit-flex-basis:50%;-ms-flex-preferred-size:50%;flex-basis:50%;max-width:50%}.col-md-7{-webkit-flex-basis:58.333333333%;-ms-flex-preferred-size:58.333333333%;flex-basis:58.333333333%;max-width:58.333333333%}.col-md-8{-webkit-flex-basis:66.666666667%;-ms-flex-preferred-size:66.666666667%;flex-basis:66.666666667%;max-width:66.666666667%}.col-md-9{-webkit-flex-basis:75%;-ms-flex-preferred-size:75%;flex-basis:75%;max-width:75%}.col-md-10{-webkit-flex-basis:83.333333333%;-ms-flex-preferred-size:83.333333333%;flex-basis:83.333333333%;max-width:83.333333333%}.col-md-11{-webkit-flex-basis:91.666666667%;-ms-flex-preferred-size:91.666666667%;flex-basis:91.666666667%;max-width:91.666666667%}.col-md-12{-webkit-flex-basis:100%;-ms-flex-preferred-size:100%;flex-basis:100%;max-width:100%}.col-md-offset-1{margin-left:8.333333333%}.col-md-offset-2{margin-left:16.666666667%}.col-md-offset-3{margin-left:25%}.col-md-offset-4{margin-left:33.333333333%}.col-md-offset-5{margin-left:41.666666667%}.col-md-offset-6{margin-left:50%}.col-md-offset-7{margin-left:58.333333333%}.col-md-offset-8{margin-left:66.666666667%}.col-md-offset-9{margin-left:75%}.col-md-offset-10{margin-left:83.333333333%}.col-md-offset-11{margin-left:91.666666667%}.start-md{-webkit-box-pack:start;-webkit-justify-content:flex-start;-ms-flex-pack:start;justify-content:flex-start;text-align:start}.center-md{-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;text-align:center}.end-md{-webkit-box-pack:end;-webkit-justify-content:flex-end;-ms-flex-pack:end;justify-content:flex-end;text-align:end}.top-md{-webkit-box-align:start;-webkit-align-items:flex-start;-ms-flex-align:start;align-items:flex-start}.middle-md{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center}.bottom-md{-webkit-box-align:end;-webkit-align-items:flex-end;-ms-flex-align:end;align-items:flex-end}.around-md{-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around}.between-md{-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}.first-md{-webkit-box-ordinal-group:0;-webkit-order:-1;-ms-flex-order:-1;order:-1}.last-md{-webkit-box-ordinal-group:2;-webkit-order:1;-ms-flex-order:1;order:1}}@media only screen and (min-width: 75em){.col-lg,.col-lg-1,.col-lg-2,.col-lg-3,.col-lg-4,.col-lg-5,.col-lg-6,.col-lg-7,.col-lg-8,.col-lg-9,.col-lg-10,.col-lg-11,.col-lg-12,.col-lg-offset-1,.col-lg-offset-2,.col-lg-offset-3,.col-lg-offset-4,.col-lg-offset-5,.col-lg-offset-6,.col-lg-offset-7,.col-lg-offset-8,.col-lg-offset-9,.col-lg-offset-10,.col-lg-offset-11,.col-lg-offset-12{-moz-box-sizing:border-box;box-sizing:border-box;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;-webkit-box-flex:0;-webkit-flex-grow:0;-ms-flex-positive:0;flex-grow:0;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;padding-right:0.5rem;padding-left:0.5rem}.col-lg{-webkit-box-flex:1;-webkit-flex-grow:1;-ms-flex-positive:1;flex-grow:1;-webkit-flex-basis:0;-ms-flex-preferred-size:0;flex-basis:0;max-width:100%}.col-lg-1{-webkit-flex-basis:8.333333333%;-ms-flex-preferred-size:8.333333333%;flex-basis:8.333333333%;max-width:8.333333333%}.col-lg-2{-webkit-flex-basis:16.666666667%;-ms-flex-preferred-size:16.666666667%;flex-basis:16.666666667%;max-width:16.666666667%}.col-lg-3{-webkit-flex-basis:25%;-ms-flex-preferred-size:25%;flex-basis:25%;max-width:25%}.col-lg-4{-webkit-flex-basis:33.333333333%;-ms-flex-preferred-size:33.333333333%;flex-basis:33.333333333%;max-width:33.333333333%}.col-lg-5{-webkit-flex-basis:41.666666667%;-ms-flex-preferred-size:41.666666667%;flex-basis:41.666666667%;max-width:41.666666667%}.col-lg-6{-webkit-flex-basis:50%;-ms-flex-preferred-size:50%;flex-basis:50%;max-width:50%}.col-lg-7{-webkit-flex-basis:58.333333333%;-ms-flex-preferred-size:58.333333333%;flex-basis:58.333333333%;max-width:58.333333333%}.col-lg-8{-webkit-flex-basis:66.666666667%;-ms-flex-preferred-size:66.666666667%;flex-basis:66.666666667%;max-width:66.666666667%}.col-lg-9{-webkit-flex-basis:75%;-ms-flex-preferred-size:75%;flex-basis:75%;max-width:75%}.col-lg-10{-webkit-flex-basis:83.333333333%;-ms-flex-preferred-size:83.333333333%;flex-basis:83.333333333%;max-width:83.333333333%}.col-lg-11{-webkit-flex-basis:91.666666667%;-ms-flex-preferred-size:91.666666667%;flex-basis:91.666666667%;max-width:91.666666667%}.col-lg-12{-webkit-flex-basis:100%;-ms-flex-preferred-size:100%;flex-basis:100%;max-width:100%}.col-lg-offset-1{margin-left:8.333333333%}.col-lg-offset-2{margin-left:16.666666667%}.col-lg-offset-3{margin-left:25%}.col-lg-offset-4{margin-left:33.333333333%}.col-lg-offset-5{margin-left:41.666666667%}.col-lg-offset-6{margin-left:50%}.col-lg-offset-7{margin-left:58.333333333%}.col-lg-offset-8{margin-left:66.666666667%}.col-lg-offset-9{margin-left:75%}.col-lg-offset-10{margin-left:83.333333333%}.col-lg-offset-11{margin-left:91.666666667%}.start-lg{-webkit-box-pack:start;-webkit-justify-content:flex-start;-ms-flex-pack:start;justify-content:flex-start;text-align:start}.center-lg{-webkit-box-pack:center;-webkit-justify-content:center;-ms-flex-pack:center;justify-content:center;text-align:center}.end-lg{-webkit-box-pack:end;-webkit-justify-content:flex-end;-ms-flex-pack:end;justify-content:flex-end;text-align:end}.top-lg{-webkit-box-align:start;-webkit-align-items:flex-start;-ms-flex-align:start;align-items:flex-start}.middle-lg{-webkit-box-align:center;-webkit-align-items:center;-ms-flex-align:center;align-items:center}.bottom-lg{-webkit-box-align:end;-webkit-align-items:flex-end;-ms-flex-align:end;align-items:flex-end}.around-lg{-webkit-justify-content:space-around;-ms-flex-pack:distribute;justify-content:space-around}.between-lg{-webkit-box-pack:justify;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}.first-lg{-webkit-box-ordinal-group:0;-webkit-order:-1;-ms-flex-order:-1;order:-1}.last-lg{-webkit-box-ordinal-group:2;-webkit-order:1;-ms-flex-order:1;order:1}}#header{background-color:#FFF;box-shadow:0 0 3px rgba(0,0,0,0.25);position:relative;z-index:2}a.site-title{color:#222;font-size:1.7rem;font-weight:bold;line-height:2.5;text-decoration:none}a.site-title:hover{text-decoration:underline}.menu{float:right}#main-content{background-color:#F5F5F5;padding-bottom:1.5rem;padding-top:1.5rem}body{-webkit-animation:bugfix infinite 1s}@-webkit-keyframes bugfix{from{padding:0}to{padding:0}}.header{position:relative}#toggle,.toggle{display:none}.menu>li{list-style:none;float:left}@media only screen and (max-width: 62em){.menu{display:none;opacity:0;width:100%;position:absolute;right:0}.menu>li{display:block;width:100%;margin:0}.menu>li>a{display:block;width:100%;text-decoration:none;-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}.toggle{display:block;position:relative;cursor:pointer;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}#toggle:checked ~ .menu{display:block;opacity:1;z-index:999}}.menu{margin:0}.menu a{color:gray}.menu>li>a{-webkit-transition:all 0.25s linear;-moz-transition:all 0.25s linear;-o-transition:all 0.25s linear;transition:all 0.25s linear;box-sizing:border-box;display:block;padding:25px 20px;text-decoration:none;font-weight:normal;font-size:16px;line-height:1}.menu>li>a:hover,.menu>li>a:focus{background:#ededed;box-shadow:inset 0px 5px gray;color:gray;padding:30px 20px 22px}.toggle{z-index:20}@media only screen and (max-width: 62em){.menu{background:#FFF;border-top:1px solid gray;border-bottom:4px solid gray}.menu,.menu>li,.menu>li>a{height:auto}.menu>li>a{padding:15px 15px}.menu>li>a:hover,.menu>li>a:focus{background:#ededed;box-shadow:inset 5px 0px gray;padding:15px 15px 15px 25px}.toggle::after{-webkit-transition:all 0.5s linear;-moz-transition:all 0.5s linear;-o-transition:all 0.5s linear;transition:all 0.5s linear;border-radius:2px;box-sizing:border-box;content:attr(data-open);display:block;width:100%;margin:20px 0;padding:10px 50px;background:gray;text-align:center;font-size:12px;color:#FFF}.toggle:hover::after{background:#6e6e6e}#toggle:checked+.toggle::after{content:attr(data-close)}}@media only screen and (max-width: 479px){.toggle::after{margin:0 0 20px;text-align:center;width:100%}}.footer{box-shadow:0 -5px 4px -6px rgba(0,0,0,0.25);background-color:#FFF;min-height:3rem;padding:1.25rem 0;width:100%}.footer__copyright{margin:0}@media only screen and (max-width: 48em){.footer__copyright{margin-bottom:1rem}}.upgrade-row+.hero{margin-top:0}.hero{background-color:#222;background-position:0 30%;-webkit-background-size:cover;-moz-background-size:cover;-o-background-size:cover;background-size:cover;border-bottom:1px solid #fff;color:#FFF;font-weight:bold;margin:-1.5rem 0 1.5rem;padding:4rem 0;position:relative;z-index:1}.hero::before{background:url("../images/matrix.png") 0 0 rgba(0,0,0,0.35);box-shadow:inset 0 0 5px #000;content:"";display:block;position:absolute;top:0;right:0;bottom:0;left:0;z-index:1}.hero .row{position:relative;z-index:2}.hero__gravatar{border-radius:100%;border:10px solid gray;margin:auto}.hero__title{font-size:3.5rem;line-height:1;margin:0;text-shadow:2px 2px 0 rgba(0,0,0,0.75)}.hero__subtitle{display:block;font-size:0.35em;line-height:1.5}.hero__text{margin-top:0;text-shadow:1px 1px 0 rgba(0,0,0,0.75)}.hero__text small{color:#eee;font-size:0.8em}.hero__divider{box-shadow:1px 1px 0 rgba(0,0,0,0.75);margin:1rem 0}.hero__credit{font-size:0.75rem;font-style:italic;position:absolute;bottom:0;right:10px;z-index:7}.hero__credit a{border-bottom:1px solid;color:#FFF;text-decoration:none}.hero__licence{border:none}.sidebar .row{width:100%}.sidebar .row>section{padding-top:1rem}@media only screen and (min-width: 75em){.sidebar section:first-child>h1{margin-top:0}}.sidebar section>h1{border-bottom:1px solid gray;color:#222;font-size:1.25rem;margin:0 0 0.5em;padding-bottom:5px}.sidebar section>h1 .btn{border-bottom-left-radius:0;border-bottom-right-radius:0;margin-bottom:-5px;padding:5px 10px;text-decoration:none}.sidebar section .loading{display:block;font-size:2rem;text-align:center}.article blockquote{border-left:2px solid gray;color:#484848;font-family:"Droid Serif",Georgia,"Times New Roman",Times,serif;font-size:1.25em;font-style:italic;padding-left:15px}.article blockquote footer{float:right;font-family:"Droid Sans","Helvetica Neue",Helvetica,Arial,sans-serif;font-size:0.8em}.article blockquote footer strong::after{content:" \2014 "}.article blockquote footer a{text-decoration:underline}.article .pullquote-left::before,.article .pullquote-right::before{border:medium none;color:gray;content:"“" attr(data-pullquote) "”";font-family:"Droid Serif",Georgia,"Times New Roman",Times,serif;font-size:1.4em;font-style:italic;line-height:1.45em;padding:0;position:relative;width:45%}@media only screen and (max-width: 48em){.article .pullquote-left::before,.article .pullquote-right::before{border-top:1px dotted gray;border-bottom:1px dotted gray;display:block;margin:0 0 1.5rem 0 !important;padding:1em 0.5em;width:auto}}.article .pullquote-left::before{float:left;margin:0 1.5em 0.5em 0}.article .pullquote-right::before{float:right;margin:0 0 0.5em 1.5em}.article img{border:0.5em solid #FFF;border-radius:3px;box-shadow:0 0 3px rgba(0,0,0,0.25);box-sizing:border-box;height:auto;max-width:100%}.article img.right{float:right;margin:0 0 10px 20px}.article img.left{float:left;margin:0 20px 10px 0}.article__title{font-family:"Droid Serif",Georgia,"Times New Roman",Times,serif}.article__tags ul li{margin-right:2px}.article__tags ul li::after{content:","}.article__tags ul li:last-child::after{content:""}.article__tags ul li a{color:#555;text-decoration:none}.article__tags ul li a:hover{text-decoration:underline}@media only screen and (max-width: 62em){.article__tags{clear:both;margin-top:7px}}.article__meta{font-size:0.85rem;padding:0.5rem 0}.article__meta>time{margin-right:20px}.article--index .article__title,.article--archive .article__title{margin-bottom:0}.article--index .article__title a,.article--archive .article__title a{color:gray;text-decoration:none}.article--index .article__content,.article--archive .article__content{margin:0 0 10px}.article--index+hr,.article--archive+hr{border-bottom-width:1px;margin:1rem 0}.article--single .article__title{margin-bottom:0}@media only screen and (min-width: 62em){.article--single .article__title::before{margin-left:-1em}}.article--single .article__meta{border-bottom:1px solid gray;margin-bottom:20px}.article--archive .article__title{line-height:1.25}.article--archive .article__date{margin-top:0.5rem}.page__title{font-family:"Droid Serif",Georgia,"Times New Roman",Times,serif}/*!
* Font Awesome 4.2.0 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("../fonts/fontawesome-webfont.eot?v=4.2.0");src:url("../fonts/fontawesome-webfont.eot?#iefix&v=4.2.0") format("embedded-opentype"),url("../fonts/fontawesome-webfont.woff?v=4.2.0") format("woff"),url("../fonts/fontawesome-webfont.ttf?v=4.2.0") format("truetype"),url("../fonts/fontawesome-webfont.svg?v=4.2.0#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:1.33333em;line-height:.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:1.28571em;text-align:center}.fa-ul{padding-left:0;margin-left:2.14286em;list-style-type:none}.fa-ul>li{position:relative}.fa-li{position:absolute;left:-2.14286em;width:2.14286em;top:.14286em;text-align:center}.fa-li.fa-lg{left:-1.85714em}.fa-border{padding:.2em .25em .15em;border:solid 0.08em #eee;border-radius:.1em}.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}@-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);-webkit-transform:scale(-1, 1);-ms-transform:scale(-1, 1);transform:scale(-1, 1)}.fa-flip-vertical{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=2);-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{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:#fff}.fa-glass:before{content:""}.fa-music:before{content:""}.fa-search:before{content:""}.fa-envelope-o:before{content:""}.fa-heart:before{content:""}.fa-star:before{content:""}.fa-star-o:before{content:""}.fa-user:before{content:""}.fa-film:before{content:""}.fa-th-large:before{content:""}.fa-th:before{content:""}.fa-th-list:before{content:""}.fa-check:before{content:""}.fa-remove:before,.fa-close:before,.fa-times:before{content:""}.fa-search-plus:before{content:""}.fa-search-minus:before{content:""}.fa-power-off:before{content:""}.fa-signal:before{content:""}.fa-gear:before,.fa-cog:before{content:""}.fa-trash-o:before{content:""}.fa-home:before{content:""}.fa-file-o:before{content:""}.fa-clock-o:before{content:""}.fa-road:before{content:""}.fa-download:before{content:""}.fa-arrow-circle-o-down:before{content:""}.fa-arrow-circle-o-up:before{content:""}.fa-inbox:before{content:""}.fa-play-circle-o:before{content:""}.fa-rotate-right:before,.fa-repeat:before{content:""}.fa-refresh:before{content:""}.fa-list-alt:before{content:""}.fa-lock:before{content:""}.fa-flag:before{content:""}.fa-headphones:before{content:""}.fa-volume-off:before{content:""}.fa-volume-down:before{content:""}.fa-volume-up:before{content:""}.fa-qrcode:before{content:""}.fa-barcode:before{content:""}.fa-tag:before{content:""}.fa-tags:before{content:""}.fa-book:before{content:""}.fa-bookmark:before{content:""}.fa-print:before{content:""}.fa-camera:before{content:""}.fa-font:before{content:""}.fa-bold:before{content:""}.fa-italic:before{content:""}.fa-text-height:before{content:""}.fa-text-width:before{content:""}.fa-align-left:before{content:""}.fa-align-center:before{content:""}.fa-align-right:before{content:""}.fa-align-justify:before{content:""}.fa-list:before{content:""}.fa-dedent:before,.fa-outdent:before{content:""}.fa-indent:before{content:""}.fa-video-camera:before{content:""}.fa-photo:before,.fa-image:before,.fa-picture-o:before{content:""}.fa-pencil:before{content:""}.fa-map-marker:before{content:""}.fa-adjust:before{content:""}.fa-tint:before{content:""}.fa-edit:before,.fa-pencil-square-o:before{content:""}.fa-share-square-o:before{content:""}.fa-check-square-o:before{content:""}.fa-arrows:before{content:""}.fa-step-backward:before{content:""}.fa-fast-backward:before{content:""}.fa-backward:before{content:""}.fa-play:before{content:""}.fa-pause:before{content:""}.fa-stop:before{content:""}.fa-forward:before{content:""}.fa-fast-forward:before{content:""}.fa-step-forward:before{content:""}.fa-eject:before{content:""}.fa-chevron-left:before{content:""}.fa-chevron-right:before{content:""}.fa-plus-circle:before{content:""}.fa-minus-circle:before{content:""}.fa-times-circle:before{content:""}.fa-check-circle:before{content:""}.fa-question-circle:before{content:""}.fa-info-circle:before{content:""}.fa-crosshairs:before{content:""}.fa-times-circle-o:before{content:""}.fa-check-circle-o:before{content:""}.fa-ban:before{content:""}.fa-arrow-left:before{content:""}.fa-arrow-right:before{content:""}.fa-arrow-up:before{content:""}.fa-arrow-down:before{content:""}.fa-mail-forward:before,.fa-share:before{content:""}.fa-expand:before{content:""}.fa-compress:before{content:""}.fa-plus:before{content:""}.fa-minus:before{content:""}.fa-asterisk:before{content:""}.fa-exclamation-circle:before{content:""}.fa-gift:before{content:""}.fa-leaf:before{content:""}.fa-fire:before{content:""}.fa-eye:before{content:""}.fa-eye-slash:before{content:""}.fa-warning:before,.fa-exclamation-triangle:before{content:""}.fa-plane:before{content:""}.fa-calendar:before{content:""}.fa-random:before{content:""}.fa-comment:before{content:""}.fa-magnet:before{content:""}.fa-chevron-up:before{content:""}.fa-chevron-down:before{content:""}.fa-retweet:before{content:""}.fa-shopping-cart:before{content:""}.fa-folder:before{content:""}.fa-folder-open:before{content:""}.fa-arrows-v:before{content:""}.fa-arrows-h:before{content:""}.fa-bar-chart-o:before,.fa-bar-chart:before{content:""}.fa-twitter-square:before{content:""}.fa-facebook-square:before{content:""}.fa-camera-retro:before{content:""}.fa-key:before{content:""}.fa-gears:before,.fa-cogs:before{content:""}.fa-comments:before{content:""}.fa-thumbs-o-up:before{content:""}.fa-thumbs-o-down:before{content:""}.fa-star-half:before{content:""}.fa-heart-o:before{content:""}.fa-sign-out:before{content:""}.fa-linkedin-square:before{content:""}.fa-thumb-tack:before{content:""}.fa-external-link:before{content:""}.fa-sign-in:before{content:""}.fa-trophy:before{content:""}.fa-github-square:before{content:""}.fa-upload:before{content:""}.fa-lemon-o:before{content:""}.fa-phone:before{content:""}.fa-square-o:before{content:""}.fa-bookmark-o:before{content:""}.fa-phone-square:before{content:""}.fa-twitter:before{content:""}.fa-facebook:before{content:""}.fa-github:before{content:""}.fa-unlock:before{content:""}.fa-credit-card:before{content:""}.fa-rss:before{content:""}.fa-hdd-o:before{content:""}.fa-bullhorn:before{content:""}.fa-bell:before{content:""}.fa-certificate:before{content:""}.fa-hand-o-right:before{content:""}.fa-hand-o-left:before{content:""}.fa-hand-o-up:before{content:""}.fa-hand-o-down:before{content:""}.fa-arrow-circle-left:before{content:""}.fa-arrow-circle-right:before{content:""}.fa-arrow-circle-up:before{content:""}.fa-arrow-circle-down:before{content:""}.fa-globe:before{content:""}.fa-wrench:before{content:""}.fa-tasks:before{content:""}.fa-filter:before{content:""}.fa-briefcase:before{content:""}.fa-arrows-alt:before{content:""}.fa-group:before,.fa-users:before{content:""}.fa-chain:before,.fa-link:before{content:""}.fa-cloud:before{content:""}.fa-flask:before{content:""}.fa-cut:before,.fa-scissors:before{content:""}.fa-copy:before,.fa-files-o:before{content:""}.fa-paperclip:before{content:""}.fa-save:before,.fa-floppy-o:before{content:""}.fa-square:before{content:""}.fa-navicon:before,.fa-reorder:before,.fa-bars:before{content:""}.fa-list-ul:before{content:""}.fa-list-ol:before{content:""}.fa-strikethrough:before{content:""}.fa-underline:before{content:""}.fa-table:before{content:""}.fa-magic:before{content:""}.fa-truck:before{content:""}.fa-pinterest:before{content:""}.fa-pinterest-square:before{content:""}.fa-google-plus-square:before{content:""}.fa-google-plus:before{content:""}.fa-money:before{content:""}.fa-caret-down:before{content:""}.fa-caret-up:before{content:""}.fa-caret-left:before{content:""}.fa-caret-right:before{content:""}.fa-columns:before{content:""}.fa-unsorted:before,.fa-sort:before{content:""}.fa-sort-down:before,.fa-sort-desc:before{content:""}.fa-sort-up:before,.fa-sort-asc:before{content:""}.fa-envelope:before{content:""}.fa-linkedin:before{content:""}.fa-rotate-left:before,.fa-undo:before{content:""}.fa-legal:before,.fa-gavel:before{content:""}.fa-dashboard:before,.fa-tachometer:before{content:""}.fa-comment-o:before{content:""}.fa-comments-o:before{content:""}.fa-flash:before,.fa-bolt:before{content:""}.fa-sitemap:before{content:""}.fa-umbrella:before{content:""}.fa-paste:before,.fa-clipboard:before{content:""}.fa-lightbulb-o:before{content:""}.fa-exchange:before{content:""}.fa-cloud-download:before{content:""}.fa-cloud-upload:before{content:""}.fa-user-md:before{content:""}.fa-stethoscope:before{content:""}.fa-suitcase:before{content:""}.fa-bell-o:before{content:""}.fa-coffee:before{content:""}.fa-cutlery:before{content:""}.fa-file-text-o:before{content:""}.fa-building-o:before{content:""}.fa-hospital-o:before{content:""}.fa-ambulance:before{content:""}.fa-medkit:before{content:""}.fa-fighter-jet:before{content:""}.fa-beer:before{content:""}.fa-h-square:before{content:""}.fa-plus-square:before{content:""}.fa-angle-double-left:before{content:""}.fa-angle-double-right:before{content:""}.fa-angle-double-up:before{content:""}.fa-angle-double-down:before{content:""}.fa-angle-left:before{content:""}.fa-angle-right:before{content:""}.fa-angle-up:before{content:""}.fa-angle-down:before{content:""}.fa-desktop:before{content:""}.fa-laptop:before{content:""}.fa-tablet:before{content:""}.fa-mobile-phone:before,.fa-mobile:before{content:""}.fa-circle-o:before{content:""}.fa-quote-left:before{content:""}.fa-quote-right:before{content:""}.fa-spinner:before{content:""}.fa-circle:before{content:""}.fa-mail-reply:before,.fa-reply:before{content:""}.fa-github-alt:before{content:""}.fa-folder-o:before{content:""}.fa-folder-open-o:before{content:""}.fa-smile-o:before{content:""}.fa-frown-o:before{content:""}.fa-meh-o:before{content:""}.fa-gamepad:before{content:""}.fa-keyboard-o:before{content:""}.fa-flag-o:before{content:""}.fa-flag-checkered:before{content:""}.fa-terminal:before{content:""}.fa-code:before{content:""}.fa-mail-reply-all:before,.fa-reply-all:before{content:""}.fa-star-half-empty:before,.fa-star-half-full:before,.fa-star-half-o:before{content:""}.fa-location-arrow:before{content:""}.fa-crop:before{content:""}.fa-code-fork:before{content:""}.fa-unlink:before,.fa-chain-broken:before{content:""}.fa-question:before{content:""}.fa-info:before{content:""}.fa-exclamation:before{content:""}.fa-superscript:before{content:""}.fa-subscript:before{content:""}.fa-eraser:before{content:""}.fa-puzzle-piece:before{content:""}.fa-microphone:before{content:""}.fa-microphone-slash:before{content:""}.fa-shield:before{content:""}.fa-calendar-o:before{content:""}.fa-fire-extinguisher:before{content:""}.fa-rocket:before{content:""}.fa-maxcdn:before{content:""}.fa-chevron-circle-left:before{content:""}.fa-chevron-circle-right:before{content:""}.fa-chevron-circle-up:before{content:""}.fa-chevron-circle-down:before{content:""}.fa-html5:before{content:""}.fa-css3:before{content:""}.fa-anchor:before{content:""}.fa-unlock-alt:before{content:""}.fa-bullseye:before{content:""}.fa-ellipsis-h:before{content:""}.fa-ellipsis-v:before{content:""}.fa-rss-square:before{content:""}.fa-play-circle:before{content:""}.fa-ticket:before{content:""}.fa-minus-square:before{content:""}.fa-minus-square-o:before{content:""}.fa-level-up:before{content:""}.fa-level-down:before{content:""}.fa-check-square:before{content:""}.fa-pencil-square:before{content:""}.fa-external-link-square:before{content:""}.fa-share-square:before{content:""}.fa-compass:before{content:""}.fa-toggle-down:before,.fa-caret-square-o-down:before{content:""}.fa-toggle-up:before,.fa-caret-square-o-up:before{content:""}.fa-toggle-right:before,.fa-caret-square-o-right:before{content:""}.fa-euro:before,.fa-eur:before{content:""}.fa-gbp:before{content:""}.fa-dollar:before,.fa-usd:before{content:""}.fa-rupee:before,.fa-inr:before{content:""}.fa-cny:before,.fa-rmb:before,.fa-yen:before,.fa-jpy:before{content:""}.fa-ruble:before,.fa-rouble:before,.fa-rub:before{content:""}.fa-won:before,.fa-krw:before{content:""}.fa-bitcoin:before,.fa-btc:before{content:""}.fa-file:before{content:""}.fa-file-text:before{content:""}.fa-sort-alpha-asc:before{content:""}.fa-sort-alpha-desc:before{content:""}.fa-sort-amount-asc:before{content:""}.fa-sort-amount-desc:before{content:""}.fa-sort-numeric-asc:before{content:""}.fa-sort-numeric-desc:before{content:""}.fa-thumbs-up:before{content:""}.fa-thumbs-down:before{content:""}.fa-youtube-square:before{content:""}.fa-youtube:before{content:""}.fa-xing:before{content:""}.fa-xing-square:before{content:""}.fa-youtube-play:before{content:""}.fa-dropbox:before{content:""}.fa-stack-overflow:before{content:""}.fa-instagram:before{content:""}.fa-flickr:before{content:""}.fa-adn:before{content:""}.fa-bitbucket:before{content:""}.fa-bitbucket-square:before{content:""}.fa-tumblr:before{content:""}.fa-tumblr-square:before{content:""}.fa-long-arrow-down:before{content:""}.fa-long-arrow-up:before{content:""}.fa-long-arrow-left:before{content:""}.fa-long-arrow-right:before{content:""}.fa-apple:before{content:""}.fa-windows:before{content:""}.fa-android:before{content:""}.fa-linux:before{content:""}.fa-dribbble:before{content:""}.fa-skype:before{content:""}.fa-foursquare:before{content:""}.fa-trello:before{content:""}.fa-female:before{content:""}.fa-male:before{content:""}.fa-gittip:before{content:""}.fa-sun-o:before{content:""}.fa-moon-o:before{content:""}.fa-archive:before{content:""}.fa-bug:before{content:""}.fa-vk:before{content:""}.fa-weibo:before{content:""}.fa-renren:before{content:""}.fa-pagelines:before{content:""}.fa-stack-exchange:before{content:""}.fa-arrow-circle-o-right:before{content:""}.fa-arrow-circle-o-left:before{content:""}.fa-toggle-left:before,.fa-caret-square-o-left:before{content:""}.fa-dot-circle-o:before{content:""}.fa-wheelchair:before{content:""}.fa-vimeo-square:before{content:""}.fa-turkish-lira:before,.fa-try:before{content:""}.fa-plus-square-o:before{content:""}.fa-space-shuttle:before{content:""}.fa-slack:before{content:""}.fa-envelope-square:before{content:""}.fa-wordpress:before{content:""}.fa-openid:before{content:""}.fa-institution:before,.fa-bank:before,.fa-university:before{content:""}.fa-mortar-board:before,.fa-graduation-cap:before{content:""}.fa-yahoo:before{content:""}.fa-google:before{content:""}.fa-reddit:before{content:""}.fa-reddit-square:before{content:""}.fa-stumbleupon-circle:before{content:""}.fa-stumbleupon:before{content:""}.fa-delicious:before{content:""}.fa-digg:before{content:""}.fa-pied-piper:before{content:""}.fa-pied-piper-alt:before{content:""}.fa-drupal:before{content:""}.fa-joomla:before{content:""}.fa-language:before{content:""}.fa-fax:before{content:""}.fa-building:before{content:""}.fa-child:before{content:""}.fa-paw:before{content:""}.fa-spoon:before{content:""}.fa-cube:before{content:""}.fa-cubes:before{content:""}.fa-behance:before{content:""}.fa-behance-square:before{content:""}.fa-steam:before{content:""}.fa-steam-square:before{content:""}.fa-recycle:before{content:""}.fa-automobile:before,.fa-car:before{content:""}.fa-cab:before,.fa-taxi:before{content:""}.fa-tree:before{content:""}.fa-spotify:before{content:""}.fa-deviantart:before{content:""}.fa-soundcloud:before{content:""}.fa-database:before{content:""}.fa-file-pdf-o:before{content:""}.fa-file-word-o:before{content:""}.fa-file-excel-o:before{content:""}.fa-file-powerpoint-o:before{content:""}.fa-file-photo-o:before,.fa-file-picture-o:before,.fa-file-image-o:before{content:""}.fa-file-zip-o:before,.fa-file-archive-o:before{content:""}.fa-file-sound-o:before,.fa-file-audio-o:before{content:""}.fa-file-movie-o:before,.fa-file-video-o:before{content:""}.fa-file-code-o:before{content:""}.fa-vine:before{content:""}.fa-codepen:before{content:""}.fa-jsfiddle:before{content:""}.fa-life-bouy:before,.fa-life-buoy:before,.fa-life-saver:before,.fa-support:before,.fa-life-ring:before{content:""}.fa-circle-o-notch:before{content:""}.fa-ra:before,.fa-rebel:before{content:""}.fa-ge:before,.fa-empire:before{content:""}.fa-git-square:before{content:""}.fa-git:before{content:""}.fa-hacker-news:before{content:""}.fa-tencent-weibo:before{content:""}.fa-qq:before{content:""}.fa-wechat:before,.fa-weixin:before{content:""}.fa-send:before,.fa-paper-plane:before{content:""}.fa-send-o:before,.fa-paper-plane-o:before{content:""}.fa-history:before{content:""}.fa-circle-thin:before{content:""}.fa-header:before{content:""}.fa-paragraph:before{content:""}.fa-sliders:before{content:""}.fa-share-alt:before{content:""}.fa-share-alt-square:before{content:""}.fa-bomb:before{content:""}.fa-soccer-ball-o:before,.fa-futbol-o:before{content:""}.fa-tty:before{content:""}.fa-binoculars:before{content:""}.fa-plug:before{content:""}.fa-slideshare:before{content:""}.fa-twitch:before{content:""}.fa-yelp:before{content:""}.fa-newspaper-o:before{content:""}.fa-wifi:before{content:""}.fa-calculator:before{content:""}.fa-paypal:before{content:""}.fa-google-wallet:before{content:""}.fa-cc-visa:before{content:""}.fa-cc-mastercard:before{content:""}.fa-cc-discover:before{content:""}.fa-cc-amex:before{content:""}.fa-cc-paypal:before{content:""}.fa-cc-stripe:before{content:""}.fa-bell-slash:before{content:""}.fa-bell-slash-o:before{content:""}.fa-trash:before{content:""}.fa-copyright:before{content:""}.fa-at:before{content:""}.fa-eyedropper:before{content:""}.fa-paint-brush:before{content:""}.fa-birthday-cake:before{content:""}.fa-area-chart:before{content:""}.fa-pie-chart:before{content:""}.fa-line-chart:before{content:""}.fa-lastfm:before{content:""}.fa-lastfm-square:before{content:""}.fa-toggle-off:before{content:""}.fa-toggle-on:before{content:""}.fa-bicycle:before{content:""}.fa-bus:before{content:""}.fa-ioxhost:before{content:""}.fa-angellist:before{content:""}.fa-cc:before{content:""}.fa-shekel:before,.fa-sheqel:before,.fa-ils:before{content:""}.fa-meanpath:before{content:""}figure.code{margin:0 0 1rem 0;padding:0}figure.code figcaption{background-color:#1d2421;background-image:-moz-linear-gradient(top, #212A26, #161c19);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#212A26), to(#161c19));background-image:-webkit-linear-gradient(top, #212A26, #161c19);background-image:-o-linear-gradient(top, #212A26, #161c19);background-image:linear-gradient(to bottom, #212A26, #161c19);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FF212A26', endColorstr='#FF161C19', GradientType=0);border-radius:3px 3px 0 0;color:#93a1a1;line-height:2;padding:0 0.5rem}figure.code figcaption span{text-shadow:-1px -1px 0 rgba(0,0,0,0.5)}figure.code figcaption a{float:right}figure.code figcaption a:hover{text-decoration:underline}figure.code figcaption+.highlight{border-radius:0 0 3px 3px}pre{border-radius:3px;padding:1rem}.highlight{border-radius:3px;overflow:auto;padding:0}.highlight pre{margin:0;padding:.5rem}.highlight .gutter{background-color:#2c3833;text-align:right;text-shadow:-1px -1px 0 rgba(0,0,0,0.25)}.highlight,pre:not(.line-numbers){background-color:#212A26;color:#93a1a1}.highlight .c{color:#75715e}.highlight .err{color:#960050;background-color:#1e0010}.highlight .k{color:#66d9ef}.highlight .l{color:#ae81ff}.highlight .n{color:#f8f8f2}.highlight .o{color:#f92672}.highlight .p{color:#f8f8f2}.highlight .cm{color:#75715e}.highlight .cp{color:#75715e}.highlight .c1{color:#75715e}.highlight .cs{color:#75715e}.highlight .ge{font-style:italic}.highlight .gs{font-weight:bold}.highlight .kc{color:#66d9ef}.highlight .kd{color:#66d9ef}.highlight .kn{color:#f92672}.highlight .kp{color:#66d9ef}.highlight .kr{color:#66d9ef}.highlight .kt{color:#66d9ef}.highlight .ld{color:#e6db74}.highlight .m{color:#ae81ff}.highlight .s{color:#e6db74}.highlight .na{color:#a6e22e}.highlight .nb{color:#f8f8f2}.highlight .nc{color:#a6e22e}.highlight .no{color:#66d9ef}.highlight .nd{color:#a6e22e}.highlight .ni{color:#f8f8f2}.highlight .ne{color:#a6e22e}.highlight .nf{color:#a6e22e}.highlight .nl{color:#f8f8f2}.highlight .nn{color:#f8f8f2}.highlight .nx{color:#a6e22e}.highlight .py{color:#f8f8f2}.highlight .nt{color:#f92672}.highlight .nv{color:#f8f8f2}.highlight .ow{color:#f92672}.highlight .w{color:#f8f8f2}.highlight .mf{color:#ae81ff}.highlight .mh{color:#ae81ff}.highlight .mi{color:#ae81ff}.highlight .mo{color:#ae81ff}.highlight .sb{color:#e6db74}.highlight .sc{color:#e6db74}.highlight .sd{color:#e6db74}.highlight .s2{color:#e6db74}.highlight .se{color:#ae81ff}.highlight .sh{color:#e6db74}.highlight .si{color:#e6db74}.highlight .sx{color:#e6db74}.highlight .sr{color:#e6db74}.highlight .s1{color:#e6db74}.highlight .ss{color:#e6db74}.highlight .bp{color:#f8f8f2}.highlight .vc{color:#f8f8f2}.highlight .vg{color:#f8f8f2}.highlight .vi{color:#f8f8f2}.highlight .il{color:#ae81ff}.highlight .gu{color:#75715e}.highlight .gd{color:#a6e22e}.highlight .gi{color:#f92672}.usp{text-align:center}.usp.row{margin-bottom:1rem}.usp__icon{text-align:center}.usp__icon i{border:10px solid gray;border-radius:100%;color:#222;display:inline-block;font-size:6rem;height:1.1em;line-height:1.1;padding:0.3em;width:1.1em}.usp__title{color:#222;font-size:1.1rem;line-height:3em;margin:0;text-align:center;text-transform:capitalize}.usp__divider{margin:0}.usp__text{margin:0.75rem 0;text-align:left}.btn{background-color:#7b7b7b;background-image:-moz-linear-gradient(top, gray, #737373);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(gray), to(#737373));background-image:-webkit-linear-gradient(top, gray, #737373);background-image:-o-linear-gradient(top, gray, #737373);background-image:linear-gradient(to bottom, gray, #737373);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FF808080', endColorstr='#FF737373', GradientType=0);border-radius:3px;box-shadow:0 0 3px rgba(0,0,0,0.25);color:#FFF;display:inline-block;padding:0.5em 1em;text-decoration:none;text-shadow:1px 1px 0 rgba(0,0,0,0.25)}.btn:hover{text-decoration:underline}.btn:visited{color:#FFF}.btn:active{transform:translate(1px, 1px)}.btn.btn--positive{background-color:#56cc2c;background-image:-moz-linear-gradient(top, #5AD42F, #50c128);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#5AD42F), to(#50c128));background-image:-webkit-linear-gradient(top, #5AD42F, #50c128);background-image:-o-linear-gradient(top, #5AD42F, #50c128);background-image:linear-gradient(to bottom, #5AD42F, #50c128);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FF5AD42F', endColorstr='#FF50C128', GradientType=0)}.btn.btn--negative{background-color:#cc342c;background-image:-moz-linear-gradient(top, #D4372F, #c12f28);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#D4372F), to(#c12f28));background-image:-webkit-linear-gradient(top, #D4372F, #c12f28);background-image:-o-linear-gradient(top, #D4372F, #c12f28);background-image:linear-gradient(to bottom, #D4372F, #c12f28);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFD4372F', endColorstr='#FFC12F28', GradientType=0)}.hire{font-weight:bold}@media only screen and (max-width: 48em){.hire{text-align:center}}.hire--aside{margin:auto}.hire--available{color:#5AD42F}.hire--available .hire__link{color:inherit}.hire--unavailable{color:#D4372F}.hire--vibrant{border-radius:3px;color:#FFF;display:inline-block;text-shadow:1px 1px 0 rgba(0,0,0,0.25)}.hire--vibrant.hire--available{background-color:#56cc2c;background-image:-moz-linear-gradient(top, #5AD42F, #50c128);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#5AD42F), to(#50c128));background-image:-webkit-linear-gradient(top, #5AD42F, #50c128);background-image:-o-linear-gradient(top, #5AD42F, #50c128);background-image:linear-gradient(to bottom, #5AD42F, #50c128);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FF5AD42F', endColorstr='#FF50C128', GradientType=0)}.hire--vibrant.hire--unavailable{background-color:#cc342c;background-image:-moz-linear-gradient(top, #D4372F, #c12f28);background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#D4372F), to(#c12f28));background-image:-webkit-linear-gradient(top, #D4372F, #c12f28);background-image:-o-linear-gradient(top, #D4372F, #c12f28);background-image:linear-gradient(to bottom, #D4372F, #c12f28);background-repeat:repeat-x;filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#FFD4372F', endColorstr='#FFC12F28', GradientType=0);padding:1em 2em}@media only screen and (max-width: 48em){.hire--vibrant{display:block}}.hire--vibrant .hire__link{color:inherit;display:block;text-decoration:none;padding:1em 2em}.hire--vibrant .hire__link:hover{text-decoration:underline}@media only screen and (min-width: 48em){.footer .hire{float:right}}.upgrade{background-color:#FFF;border-left:3px solid #D4372F;border-radius:3px;box-shadow:0 0 3px rgba(0,0,0,0.25);margin-bottom:1rem;padding:1rem}.upgrade__title{color:#D4372F}.upgrade__text{margin-bottom:0}.upgrade__text a{color:#D4372F}.upgrade__text a:hover{color:#c12f28}.upgrade__icon{color:#D4372F;float:left;font-size:4rem;padding:1rem 2rem 1rem 1rem}#github-repos li p{font-size:0.75rem;margin-bottom:0}#pinboard .pin-item>p{margin-bottom:0}#pinboard .pin-item>p a:hover{text-decoration:underline}#pinboard .pin-item>p a::after{content:","}#pinboard .pin-item>p a:last-child::after{content:""}@media only screen and (min-width: 48em){.social ul{-webkit-column-count:2;-moz-column-count:2;column-count:2;-webkit-column-gap:10px;-moz-column-gap:10px;column-gap:10px}}.social a{background-color:#e8e8e8;border:1px solid #dcdcdc;border-radius:4px;box-sizing:border-box;color:#222;display:inline-block;font-size:0.8em;margin-bottom:7px;padding:1em;padding-right:0.5em;position:relative;text-decoration:none;width:100%;z-index:5;-webkit-transition:box-shadow 200ms,color 400ms,transform 400ms;-moz-transition:box-shadow 200ms,color 400ms,transform 400ms;-o-transition:box-shadow 200ms,color 400ms,transform 400ms;transition:box-shadow 200ms,color 400ms,transform 400ms}.social a:hover{color:#FFF !important;text-decoration:none;text-shadow:1px 1px 0 rgba(0,0,0,0.25);z-index:7}.social a:hover::before{border:1px solid #000;height:100%;top:0;width:100%}.social a::before{background-color:#222;border-radius:4px;content:"";height:1px;position:absolute;top:50%;left:0%;width:0;z-index:-1;-webkit-transition:border 200ms,height 200ms 200ms,top 200ms 200ms,width 200ms;-moz-transition:border 200ms,height 200ms 200ms,top 200ms 200ms,width 200ms;-o-transition:border 200ms,height 200ms 200ms,top 200ms 200ms,width 200ms;transition:border 200ms,height 200ms 200ms,top 200ms 200ms,width 200ms}.social a i{font-size:2em;line-height:0.8em;margin-right:0.35em;vertical-align:middle}.social a.adn{color:#4A484C}.social a.adn::before{background-color:#4A484C;border-color:#3d3c3f}.social a.coinbase{color:#3380D0}.social a.coinbase::before{background-color:#3380D0;border-color:#2c73be}.social a.dribbble{color:#EA4C89}.social a.dribbble::before{background-color:#EA4C89;border-color:#e7357a}.social a.facebook{color:#3B5998}.social a.facebook::before{background-color:#3B5998;border-color:#344e86}.social a.github{color:#333}.social a.github::before{background-color:#333;border-color:#262626}.social a.googleplus{color:#db4a39}.social a.googleplus::before{background-color:#db4a39;border-color:#d43927}.social a.hackernews{color:#f60}.social a.hackernews::before{background-color:#f60;border-color:#e65c00}.social a.keybase{color:#FF8648}.social a.keybase::before{background-color:#FF8648;border-color:#ff752f}.social a.linkedin{color:#4875b4}.social a.linkedin::before{background-color:#4875b4;border-color:#4169a2}.social a.pinterest{color:#CC2127}.social a.pinterest::before{background-color:#CC2127;border-color:#b61d23}.social a.reddit{color:#5F99CF}.social a.reddit::before{background-color:#5F99CF;border-color:#4b8cc9}.social a.stackoverflow{color:#FE7A15}.social a.stackoverflow::before{background-color:#FE7A15;border-color:#f86c01}.social a.twitter{color:#00a0d1}.social a.twitter::before{background-color:#00a0d1;border-color:#008cb8}.social a.youtube{color:#CC181E}.social a.youtube::before{background-color:#CC181E;border-color:#b5151b}