Just a theme can't fulfill all your specific requirements related to the layout. You may want to change the color of the background or text of specific block or page instead of default theme color combination. Sometimes you need to highlight some specific sections of the specific page layout. 

By using this extension you can change any of the page layout block background or text color as per your desire. You can also set the different color for same blocks as per the page.

Extension supports the image as background at the place of color with multiple configuration options too.

Increase your sale by adding the occasion specific images or colors in your front office store background.