.popup {
    display: none; 
    position: fixed; 
    z-index: 1000; 
    padding-top: 60px; 
    left: 0;
    top: 0;
    width: 100%;
    height: 100%; 
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8); 
    text-align: center; 
  }
  
  .popup-content {
    margin: auto;
    display: block;
    max-width: none;
    width: auto; 
    height: auto;
  }
  .close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
  }
  
  .popup-content {
    animation-name: zoom;
    animation-duration: 0.6s;
  }
  
  @keyframes zoom {
    from {transform: scale(0)} 
    to {transform: scale(1)}
  }
  .popup-content {
    width: 400px;
    height: 300px;
  }