body, html {
      margin: 0;
      padding: 0;
      width: 100%;
      height: 100%;
      background-color: black;
      font-family: 'Press Start 2P', cursive;
    }
    canvas {
      display: block;
    }
    #message {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      color: white;
      font-size: 24px;
      text-align: center;
      animation: blink 1s infinite;
    }
    @keyframes blink {
      0%, 100% { opacity: 1; }
      50% { opacity: 0; }
    }
    #settings {
      display: none;
      position: absolute;
      bottom: 10px;
      left: 10px;
      color: white;
      background-color: rgba(0, 0, 0, 0.5);
      padding: 10px;
      border-radius: 10px;
    }
    #settings label {
      display: block;
      margin-bottom: 5px;
    }
    #autoButton {
      display: block;
      margin-bottom: 10px;
      padding: 10px 20px;
      background-color: white;
      border: none;
      font-size: 16px;
      cursor: pointer;
    }
    input[type="range"] {
      width: 100%;
    }
    #gearIcon {
      position: absolute;
      bottom: 10px;
      right: 10px;
      font-size: 30px;
      color: white;
      cursor: pointer;
    }