*{margin:0;padding:0;box-sizing:border-box;overflow:hidden}body{background-color:#222;font-family:Arial,sans-serif}#gameCanvas{display:block;width:100vw;height:100vh}#footer{position:absolute;bottom:10px;right:10px;color:#ffffff80;font-size:14px;pointer-events:none;z-index:10}