:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400}body{margin:0;padding:0;overflow:hidden;background-color:#000}canvas{display:block;width:100vw;height:100vh}#ui-controls{position:absolute;top:10px;right:10px;background:#000000b3;padding:10px;border-radius:8px;color:#fff;z-index:10}