Parallax background element
To achieve the parallax background with overlaid text or other content; start by creating another subpage to your frontpage template. This subpage should be on its own; it should not have any further subpages. Then, add a featured image, and add text to the WYSIWYG editor. The featured image will be used to create the parallax background, and the text in the editor will be added as an overlay to the image, as in the example below: