html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:#000;touch-action:none;overscroll-behavior:none;-webkit-user-select:none;user-select:none;font-family:Courier New,monospace}#game{display:block;width:100vw;height:100vh;height:100dvh}#hud{position:fixed;inset:0;pointer-events:none;z-index:10}#touch-ui{position:fixed;inset:0;pointer-events:none;z-index:20}