functions.php

/**
 * Stunning header
 * in header.php
 *
 * @since 1.0.0
 */

function frontpage_st_header ()
{
    if (is_page_template('page-templates/fullwidth-page.php') ):

    ?>

		<div class="row" id="stunning-header">
			<div class="<?php reactor_columns(12); ?>">

				<div class="inner">

					<?php reactor_page_header(); ?>

				</div>
			</div>
		</div>

    <?php	endif;
}

add_action('reactor_header_after', 'frontpage_st_header', 3);