:root{color-scheme:light;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif;background:#06192f;font-synthesis:none;-webkit-tap-highlight-color:transparent;-webkit-user-select:none;user-select:none}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0;overflow:hidden}body{background:radial-gradient(circle at 50% 20%,rgba(36,184,243,.28),transparent 42%),#06192f;touch-action:none}#app{display:grid;place-items:center}#game{display:block;width:min(100vw,56.25vh);height:min(100vh,177.77778vw);max-width:100vw;max-height:100vh;background:#24b8f3;box-shadow:0 0 70px #0000008c;touch-action:none}#rotate-tip{position:fixed;inset:0;z-index:3;display:none;place-items:center;color:#fff;font-weight:800;font-size:22px;letter-spacing:.12em;background:#040f20f0}@media(orientation:landscape)and (max-height:620px){#rotate-tip{display:grid}}