body{margin:0;font-family:sans-serif;color:#fff}canvas{width:100%;height:100%}.logo{width:220px;height:56px;position:absolute;top:50%;left:50%;margin-left:-110px;margin-top:-80px;pointer-events:none}.link{position:absolute;right:15px;bottom:10px;pointer-events:none}.command{position:absolute;left:15px;bottom:10px;pointer-events:auto}.link a{color:#fff;pointer-events:auto}
