/**

 * Change the captcha theme for the Google Checkbox v2 reCAPTCHA

 *

 * @link https://wpforms.com/developers/how-to-change-the-captcha-theme-on-google-checkbox-v2-recaptcha/

 */

function wpf_dev_change_captcha_theme() {

    ?>

    <script type="text/javascript">

        jQuery(function($) {

            $( '.g-recaptcha' ).attr( 'data-theme', 'dark' );

        });

    </script>

    <?php

}

add_action('wpforms_wp_footer_end', 'wpf_dev_change_captcha_theme', 30);