:root{--bg-color: #1a1a1a;--text-color: rgba(255, 255, 255, .87)}body{margin:0;padding:0;background-color:var(--bg-color);color:var(--text-color);font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;overflow:hidden;width:100vw;height:100vh}#app{position:relative;width:100%;height:100%}canvas{display:block}#ui-layer{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}