html, body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background:
      radial-gradient(circle at 50% 20%, rgba(24, 36, 68, 0.42), transparent 48%),
      #02030a;
    touch-action: none;
    user-select: none;
    -webkit-user-select: none;
    font-family: "Arial Narrow", Arial, sans-serif;
  }
  canvas {
    display: block;
    touch-action: none;
    outline: none;
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
  }