*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;background:#000}#c{display:block;width:100%;height:100%}#debug{position:fixed;bottom:1rem;left:1rem;font-family:monospace;font-size:11px;color:#ffffff40;pointer-events:none;white-space:pre}