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

html, body {
  width: 100%;
  height: 100%;
  background: #0a0604;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

canvas {
  display: block;
  touch-action: none;
  background: #0a0604;
  image-rendering: auto;
}