html, body {
  margin: 0;
  height: 100%;
  background: #07060c;
  overflow: hidden;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
}

#game {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #000;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.8);
}