Total includes options to customize your site background on a per-page basis, which is perfect for the boxed layout! Below is a screenshot example of the options included and you can see on this page how it can be used to create epic backgrounds.
Say hello to the toggle bar. This is an optional section you can use to display any content you'd like. Simply select a page from the theme panel and the content of the page will display here. You can even use the drag and drop builder to create this! This is a perfect place for your company mission statement, alerts, notices or anything else.