* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; width: 100%; height: 100%;
  background: #0d0f0a; overscroll-behavior: none;
  touch-action: none;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}
#wrap {
  width: 100%; height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  background: #0d0f0a;
}
#game {
  width: auto;
  height: auto;
  max-width: 100vw;
  max-height: min(844px, 100dvh);
  aspect-ratio: 450 / 800;
  background: #1a1f14;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}