Please make sure to use the images of the following sizes (in px).
Restaurant and Cafe Banner: 1920 x 995
Restaurant and Cafe Home Page Section Background: 1920 x 800
Restaurant and Cafe Featured Image of Single Post and Page (with sidebars): 818 x 390
Restaurant and Cafe Featured Image of Single Post and Page (without sidebars): 1110 x 450
Restaurant and Cafe Gallery Image: 400 x 400