Custom CSS field allows you to implement additional styles.

Custom JS in this field you may add any custom JavaScript code and thereby modify scripts.

Mobile responsive switch it ON to enable the responsive mode on small screen devices.

Enable Default Modules for Visual Composer switch it ON to activate and use the default Visual Composer elements.

You can also enable certain elements for Administrator in Visual Composer > General settings > User groups access rules > Administrator > put check marks at the elements and Save changes.

Enable Ultimate Addons plugin Default Shortcodes switch it ON to activate and use the default Ultimate Addons elements.