/* Modal styles */
#captcha-modal {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background-color: rgba(0, 0, 0, 0.5);
                justify-content: center;
                align-items: center;
                z-index: 1000;
            }

            #captcha-content {
                background-color: #fff;
                padding: 20px;
                border-radius: 8px;
                box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
                text-align: center;
                max-width: 350px;
                width: 90%;
            }

            #captcha-close {
                position: absolute;
                top: 10px;
                right: 10px;
                background: none;
                border: none;
                font-size: 20px;
                cursor: pointer;
                color: #000;
            }