.modal {
            display: none;
            position: fixed;
            z-index: 1;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
        }

        .modal-content {
            background-color: white;
            margin: 10% auto;
            padding: 20px;
            width: 50%;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            position: relative;
        }

        .close {
            position: absolute;
            top: 10px;
            right: 15px;
            font-size: 20px;
            cursor: pointer;
        }