function my_carousel_shortcodes_parent( $atts, $content = null ) {
	$atts               = shortcode_atts(
		array(
			"container_class" => '',
		), $atts
	);
	$carousel_structure = '<div class="partners-section ' . $atts['container_class'] . '" style="position: relative;">';
	$carousel_structure .= '<div class="slider-partners owl-carousel owl-theme">';
	$carousel_structure .= do_shortcode( $content );
	$carousel_structure .= '</div>';
	$carousel_structure .= '</div>';

	return $carousel_structure;
}

add_shortcode( 'my_carousel_parent', 'my_carousel_shortcodes_parent' );