body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f9;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
  }

  .gate-container {
    background-color: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    max-width: 400px;
    width: 100%;
    text-align: center;
  }

  h2 {
    margin-bottom: 1.5rem;
  }
  input[type="radio"] {
    display: inline-block !important;
    visibility: visible !important;
  }
  input[type="text"] {
    width: 100%;
    padding: 10px;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    margin-bottom: 1rem;
  }

  button {
    padding: 12px 20px;
    font-size: 1rem;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
  }

  button:hover {
    background-color: #0056b3;
  }

  .message {
    margin-top: 1rem;
    font-weight: bold;
  }