*{margin:0;padding:0}canvas{position:absolute;top:0;left:0;right:0;bottom:0}div.fade{position:fixed;width:100%;height:25%;left:0;right:0;bottom:0;background-color:rgba(255,255,255,0);background-image:-webkit-linear-gradient(rgba(255,255,255,0),white);background-image:linear-gradient(rgba(255,255,255,0),white);pointer-events:none}body.simple{position:fixed;top:0;left:0;right:0;bottom:0;width:100%;height:100%;background-size:100%;background-size:cover;background-position:center 100%;background-attachment:fixed;background-repeat:no-repeat} Book traversal links for Experiment - In Motion ‹ Experiments Up Personalities ›