h1 {
    text-align: center;
    color: #033E8C;
    margin-top: 30px;
  }

  #city-select {
    display: block;
    margin: 20px auto;
    padding: 10px;
    font-size: 16px;
  }

  .schedule-box {
    display: none;
    margin: 20px auto;
    max-width: 400px;
    text-align: center;
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }

  .schedule-box.active {
    display: block;
  }

  .schedule-box h2 {
    color: #033E8C;
    margin-bottom: 5px;
  }

  .schedule-box small {
    color: #333;
    display: block;
    margin-bottom: 10px;
  }

  table {
    width: 100%;
    border-collapse: collapse;
  }

  th, td {
    padding: 5px;
    text-align: center;
  }

  th {
    background: #e0f0e0;
    font-weight: bold;
  }

  tr:nth-child(even) {
    background: #f4f4f4;
  }