html, body {
  margin: 0;
  height: 100%;
  background: #000;
  overflow: hidden;
}

canvas {
  display: block;
  width: 100vw;
  height: 100vh;
  object-fit: contain;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  cursor: pointer;
}

noscript {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  color: #0ff;
  font: 16px monospace;
}