body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    color: white;
  }
  
  #menu {
    display: none; 
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px;
    width: 300px;
    text-align: center;
  }
  
  #menu h2 {
    margin: 0;
    margin-bottom: 15px;
    font-size: 20px;
    color: #f4f4f4;
  }
  
  .vehicle-button {
    display: block;
    background: #222;
    color: white;
    padding: 10px;
    border: none;
    width: 100px;
    margin: 10px 0;
    border-radius: 5px;
    border-color: white;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s;
  }
  
  .vehicle-button:hover {
    background: #0056b3;
  }
  
  #menu-close {
    background: #ff4d4d;
    color: white;
    padding: 8px 12px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.3s;
  }
  
  #menu-close:hover {
    background: #cc0000;
  }