The Main Container Width setting allows you to set the total width of the main container that wraps the entire site content within it.
In order to configure Main Container Width settings,
- Open your WordPress Dashboard.
- Navigate to Appearance >> Customize from the sidebar of wordpress admin page.
- Then, navigate to General Settings >> Site Style.
- Under the Main Container Width section, slide the values in pixels to left or right to change the values for width of the main container.
The default value for Main Container Width is 1320px.