body {
      background-color: #121212;
      color: #ffffff;
      font-family: Arial, sans-serif;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 100vh;
      margin: 0;
    }

    h1 {
      font-size: 2.5rem;
      margin-bottom: 20px;
      letter-spacing: 2px;
      text-transform: lowercase;
    }

    canvas {
      border: 3px solid #002200;
      border-radius: 5px;
      background-color: #003a0a;
    }

    button {
      margin-top: 20px;
      padding: 10px 20px;
      font-size: 1rem;
      background-color: #ffffff;
      color: #121212;
      border: none;
      cursor: pointer;
      font-weight: bold;
      border-radius: 4px;
      transition: opacity 0.2s;
    }

    button:hover {
      opacity: 0.8;
    }