.modal {
    display: none; /* default hidden */
    position: fixed;
    z-index: 1000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.6);
  }

  .modal-content {
    background: #fff;
    margin: 10% auto;
    padding: 20px;
    border-radius: 10px;
    width: 80%;
    max-width: 700px;
    animation: fadeIn 0.3s ease-in-out;
  }

  .modal-content h2 {
    margin-top: 0;
  }

  .close {
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
  }

  .close:hover {
    color: red;
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
  }