html,body{margin:0;height:100%;background:#0b0b14;display:flex;align-items:center;justify-content:center;overflow:hidden}
canvas{image-rendering:pixelated;image-rendering:crisp-edges;width:min(100vw,calc(100vh * 4 / 3));height:auto;aspect-ratio:4/3;background:#000;outline:none;box-shadow:0 0 40px #000}