A Surface component is used to provide elevation on its child component.

Adding a Surface component

Select the Surface component from the Components drawer. You can open the list of components by clicking the + button next to Components.
In the Styles tab (first tab) in the Properties Panel, select a Background color.
Then, go to the Configs tab (second tab) and select a value for the Elevation property.

Configuration Properties

Property	Description
Component Name	To alter the name of the component. The name is reflected in the Components tree. Defaults to Surface.
Elevation	Set an elevation on the component.