body{background:#fafafa;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;color:#333;padding:0;margin:0}.content{width:100%;margin:0 auto}h1,p{margin:20px 20%;max-width:630px}canvas,video{margin:0;width:0;width:100%}video{visibility:hidden}canvas{position:absolute;z-index:1}