body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
  }
  
  .container {
    max-width: 400px;
    margin: 40px auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  h1 {
    text-align: center;
    margin-bottom: 30px;
  }
  
  section {
    margin-bottom: 30px;
  }
  
  h2 {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 10px;
  }
  
  form {
    display: flex;
    flex-direction: column;
  }
  
  input {
    padding: 10px;
    margin-bottom: 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
  }
  
  button {
    padding: 10px;
    background-color: #007bff;
    border: none;
    color: white;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s ease;
  }
  
  button:hover {
    background-color: #0056b3;
  }
  
  .message {
    font-size: 0.9rem;
    color: #555;
    margin-top: 6px;
  }