* { margin: 0; padding: 0; box-sizing: border-box; }

html, body {
  height: 100%;
  background: #07050a;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#game {
  background: #000;
  max-width: 100vw;
  max-height: 100vh;
  aspect-ratio: 16 / 9;
  image-rendering: pixelated;
  box-shadow: 0 0 60px rgba(154, 108, 216, 0.12), 0 0 30px rgba(232, 176, 75, 0.1);
  cursor: crosshair;
}