You can change look of your site in two clicks by applying one of predefined skins. Simply go to “WP-admin > Theme Options > Skins”, select desired skin and hit the “Save” button. Theme will apply all necessary settings and styles automatically (don’t worry, your logo(s), favicon, widget areas, social links and contact information will be preserved).
To load the default settings of The7 click on the “Restore defaults” button.
You can use export / import settings feature in “WP-admin > Theme Options > Export & Import” in case if you want to save / revert back to your previous settings.