ABB Flex comes with many different variations of backgrounds and colors you can choose from to style your site. You have the ability to choose from one of the pre-installed color schemes to use in combination with the background gradients or patterns.
Bellow are the different backgrounds listed which are included within the theme.
Backgrounds 1-9 can be used with any of the pre-installed colors from the color scheme. Backgrounds 10-15 can only be used as you can see them here, no color changes are possible.