body {
      background-color: #f9f9f9;
    }
    .container {
      max-width: 500px;
      margin-top: 50px;
      background: #fff;
      padding: 30px;
      border-radius: 15px;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }
    h2 {
      text-align: center;
      color: #28a745;
      margin-bottom: 20px;
    }
    .btn-ridebee {
      background-color: #28a745;
      color: white;
    }
    .btn-ridebee:hover {
      background-color: #218838;
    }
    .btn-index {
      background-color: #007bff;
      color: white;
    }
    .btn-index:hover {
      background-color: #0056b3;
    }
    .link {
      color: #007bff;
      cursor: pointer;
      text-decoration: underline;
    }

    /* Common input + select style */
    #seater,
    #rate {
      width: 100%;
      padding: 12px 14px;
      margin-bottom: 15px;     /* Space between fields */
      
      border: 1.5px solid #ccc;
      border-radius: 6px;

      background: #fff;
      font-size: 16px;
      color: #333;

      transition: border-color 0.25s ease, box-shadow 0.25s ease;
    }

    /* Hover effect */
    #seater:hover,
    #rate:hover {
      border-color: #007bff;
    }

    /* Focus effect */
    #seater:focus,
    #rate:focus {
      border-color: #007bff;
      box-shadow: 0 0 4px rgba(0, 123, 255, 0.5);
      outline: none;
    }

    /* Disabled or Readonly */
    #rate[readonly] {
      background: #f7f7f7;
      cursor: not-allowed;
      color: #555;
    }