body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #f4f4f4;
    padding: 20px;
  }
  
  h1 {
    letter-spacing: 4px;
  }
  
  canvas {
    margin-top: 20px;
    border: 1px solid #ccc;
    max-width: 90%;
  }
  
  footer {
    margin-top: 30px;
    font-size: 12px;
    color: #666;
  }