Source code for https://victorfont.com/gallery-pro-full-width-home-slider/

after_change.php

<?php

genesis_widget_area( 'front-page-1', array(
	'before' => '<div id="front-page-1" class="front-page-1 flexible-widget-area bg bg-scrim" style="background-image: url(' . $front_page_image_1 . ')">',
	'after'  => '</div>',
) );

before_change.php

<?php

genesis_widget_area( 'front-page-1', array(
	'before' => '<div id="front-page-1" class="front-page-1 flexible-widget-area bg bg-scrim" style="background-image: url(' . $front_page_image_1 . ')"><div class="wrap">',
	'after'  => '</div></div>',
) );