Customize the horizontal width for the storefront and static pages with the Layout portion of the Theme settings.
Set a Site Width
Use the Max width slider to adjust the amount of horizontal space for the storefront.
To decrease the width, move the slider to the left. The minimum setting is 1200px.
To increase the width, move the slider to the right. The maximum setting is 1600px.
Static Page Width
By default, the theme will restrict the static page content (composed in Pages) to 600px wide. To expand this, use the provided slider to increase the width of static pages (max. 1000px).