See our dock-hiding wallpapers by tapping here. Tap a wallpaper to save it to your photos.
Open your Settings app and set the wallpaper you saved in step ① .
In Settings → Wallpaper, tap on the Customize button below the Home Screen wallpaper image. Turn blur off.
Go to your Home Screen and scroll to the last empty page. Take a screenshot.
In the Blank app, go to Menu → Wallpaper, and import your screenshot from step ④.