Helena Pro Child Add footer Top Sidebar

function helena_child_add_sidebar() {
    register_sidebar( array(
        'name'          => esc_html__( 'Footer Top', 'helena-pro' ),
        'id'            => 'footer-top',
        'before_widget' => '<section id="%1$s" class="widget %2$s"><div class="widget-wrap">',
        'after_widget'  => '</div><!-- .widget-wrap --></section><!-- #widget-default-search -->',
        'before_title'  => '<h2 class="widget-title">',
        'after_title'   => '</h2>',
        'description'   => esc_html__( 'Footer Top widget area.', 'helena-pro' ),
    ) );
}
add_action( 'widgets_init', 'helena_child_add_sidebar', 100 );

function helena_child_footer_top_sidebar() {
    if ( is_active_sidebar( 'footer-top' ) ) : ?>
    <div id="supplementary" class="one footer-top">
        <div class="wrapper">
            <div id="first" class="widget-area" role="complementary">
                <?php dynamic_sidebar( 'footer-top' ); ?>
            </div><!-- #first .widget-area -->
        </div> <!-- .wrapper -->
    </div><!-- #supplementary -->
    <?php
    endif;
}
add_action( 'helena_after_content', 'helena_child_footer_top_sidebar', 19 );