body{margin:0;overflow:hidden;background:#000;color:#fff;font-family:Arial,sans-serif}#gameCanvas{display:block;width:100vw;height:100vh;background:#000}#infoPanel{position:absolute;top:10px;left:10px;background:#000000b3;padding:10px 16px;border-radius:8px;font-size:18px;z-index:10;pointer-events:none}