Overlays are extra layers you can add to your images and list items.
The data that is displayed in the overlays is derived from the columns in your sheet.
Tag puts a colored text box in the top left
Avatar puts a circular image in the bottom left
Caption allows you to put additional text
Button puts a heart in the top right of each item which allows users to select favorites.
In the Cards Layout you can also add
Avatar Text. This, along with the
Avatar will appear underneath the image inside the card.