A preview of the actual background.
Template list (2)
Choose the background you like the most on this list.
Background Color (3)Choose the color of the background. You can also create a gradient here.
Background Effect (4)
Here you can add a background effect, choose between proposed effects and change parameters. Important: You'll have to click Preview to see the effect: it is not displayed in the main tab.
Background Image (5)
Choose the image used as background and the location.
Change the general opacity of the background here.