/* popup.css */
#popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
  }
  
  #popup-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 400px;
  }
  
  #popup-content h2 {
    margin-bottom: 15px;
  }
  
  #popup-content button {
    margin-top: 10px;
    padding: 10px 20px;
    background: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  #popup-content .close {
    background: #dc3545;
    margin-left: 10px;
  }