*{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}html,body{margin:0;padding:0}body{color:#222;font:16px/1.5 Helvetica,Arial,sans-serif}h1,h2,h3,p,pre,ul{margin:0;padding:0}h1{font-size:48px;line-height:1;margin-bottom:1em}h2{font-size:24px;line-height:1;margin-bottom:1em}h3{font-size:16px;line-height:1;margin-bottom:1em}p,pre,ul{margin-bottom:2em}pre{background:#fefefe;border:1px solid #dedede;overflow-x:auto;padding:2em}ul{margin-left:1em}#nav{left:20px;list-style:none;margin:0;position:fixed;top:20px}#nav li{margin-bottom:2px}#nav a{background:#ededed;color:#666;display:block;font-size:14px;padding:5px 10px;text-decoration:none;text-transform:uppercase}#nav a:hover{background:#dedede}#nav .current a{background:#666;color:#ededed}#container{margin:0 auto;width:800px}.section{border-bottom:5px solid #ccc;min-height:60vh;padding:50px 20px}.section p:last-child{margin-bottom:0}