body {
    font-family: sans-serif;
    background-color: #f4f4f4;
    color: #333;
    padding: 2rem;
    text-align: center;
  }
  
  button {
    padding: 10px 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }