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

#wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
  background: #0a0e1a url('assets/bg_1.png') no-repeat;
  background-size: cover;
}

canvas#game {
  display: block;
  width: 768px;
  height: 432px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #000;
  box-shadow: 0 0 24px rgba(0, 0, 0, 0.6);
}