body {
    font-family: sans-serif;
    margin: 0;
    padding: 20px;
  }
  
  .container {
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 20px;
  }
  
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
  }
  
  .logo {
    width: 100px;
  }
  
  h1 {
    font-size: 20px;
    margin-bottom: 0;
  }
  
  label {
    display: block;
    margin-bottom: 5px;
  }
  
  input[type="email"], input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
    margin-bottom: 15px;
  }
  
  button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 3px;
    cursor: pointer;
  }
  
  button:hover {
    background-color: #3e8e41;
  }

  .message {
    padding: 10px 20px;
    border-radius: 3px;
    margin-bottom: 15px;
  }
  
  .message-success {
    background-color: #dff0d8;
    color: #468847;
    border: 1px solid #d6e9c6;
  }
  
  .message-error {
    background-color: #f2dede;
    color: #a94442;
    border: 1px solid #eed3d7;
  }
  
  .message-warning {
    background-color: #ffddcc; /* Light yellow background */
    color: #8a6d3b; /* Dark yellow text color */
    border: 1px solid #e6db55; /* Yellow border */
  }
  
  select {
    font-size: 16px;
    color: #333;
    padding: 5px;
    border: 1px solid #ccc;
    margin-bottom: 10px;
  }

  .hint-label {
    display: inline-block;
    background-color: #f0f0f0;
    color: #555;
    padding: 5px 10px;
    font-size: 0.9em;
    border-radius: 5px;
    font-style: italic;
    border: 1px solid #ddd;
}

.hint-label:hover {
    background-color: #e0e0e0;
    border-color: #ccc;
}