The Main Text Area background content can be exported as floating cards with the with color, border, and shadow you set in Styles Dash > PostBody Widget > $Color. This is especially attractive for the category and home pages, which contain lists of truncated posts. But it can also look quite nice applied to entire posts.

• CARD: Transforms the Main Text area into a floating card with color, border, and shadow. This is most noticeable for pages with teasers—i.e., the Home and category pages. For these pages, the Main Text area becomes a series of floating cards. To override, set $blogBkgCardColor.