Working with Visual Composer, get the content of one page and show it on another page, includes inner page css.

WordPress - Visual Composer

<?php

	if ( get_field('above_footer') ) {
		$post_id = get_the_id();
	} else {
		$post_id = 41;
	}

	$vcM = Vc_Manager::getInstance();
	$vc = $vcM->vc();
	$vc->addShortcodesCustomCss( $post_id );

	$post = get_post($post_id, OBJECT);

	$content = $post->post_content;
	$content = apply_filters('wpautop', $content);
	$content = str_replace(']]>', ']]>', $content);
	setup_postdata($post); 

	WPBMap::addAllMappedShortcodes();
	echo apply_filters('the_content', $post->post_content);

?>