To customize a theme's lead layout and button shape: Click menu > Admin > Themes. Under Themes, click the theme to which you want to apply overrides. Under Overrides, expand Localization. Using the following table as a reference, complete the fields as needed. Click Save. FieldDescription Default Article Lead StyleThe layout of an article's lead. Standard—Width of lead module does not exceed the width of the asset's body. Large—Width of lead module spans entire page. Overlay—Positions the headline and subheadline over the lead module. Nested—Nests the headline underneath the lead. Full Width—Width of lead module spans entire page. Default Button StyleShape of buttons. Square—Button is a rectangle with square corners. Rounded—Button is a rectangle with rounded corners, Pill—Button is an ellipse.