body {
    font-family: Arial, sans-serif;
    background-color: #f0f4f8;
    margin: 0;
    padding: 0;
    display: flex;
    height: 100vh;
    justify-content: center;
    align-items: center;
  }
  
  .container {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 90%;
    max-width: 400px;
  }
  
  button {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    background-color: #0077ff;
    color: white;
    cursor: pointer;
    font-size: 1rem;
  }