body{margin:0}canvas{position:fixed;inset:0;width:100%;height:100%;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;touch-action:manipulation}@media screen and (max-width: 768px){body{overflow:hidden;position:fixed;width:100%;height:100%}}