.popup {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 20px;
    border: 1px solid #ccc;
    box-shadow: 0px 5px 15px rgba(0,0,0,0.3);
  }
  .popup.show {
    display: block;
  }
  
  .popup-content {
    padding: 20px;
  }
  .close-btn {
    float: right;
    font-size: 20px;
    cursor: pointer;
  }
  .search-icon {
    cursor: pointer;
    display: inline-block;
  }