.tabs {
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: auto;
  }
  
  .tab-links {
    list-style: none;
    padding: 0;
    display: flex;
    gap: 10px;
  }
  
  .tab-link {
    cursor: pointer;
    padding: 10px 20px;
    background: #eee;
    border-radius: 5px;
    transition: background 0.3s ease;
  }
  
  .tab-link.active {
    background: #3498db;
    color: white;
  }
  
  .tab-content {
    margin-top: 20px;
  }
  
  .tab-pane {
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease;
  }
  
  .tab-pane.active {
    display: block;
    opacity: 1;
  }