html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #1c1a26;
  overscroll-behavior: none;
}
canvas {
  display: block;
  touch-action: none;
  image-rendering: pixelated;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}