:root{color-scheme:dark;font-family:Microsoft YaHei,PingFang SC,system-ui,sans-serif;background:#111219}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0;overflow:hidden;overscroll-behavior:none;touch-action:none}body{background:#111219}#game{display:block;width:100vw;height:100dvh}