html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #14121f;
  overflow: hidden;
}
#wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
#game {
  height: min(100vh, 150vw);
  aspect-ratio: 2 / 3;
  background: #14121f;
  cursor: pointer;
}