To add a shadow, first get into widget mode. Then, click the pencil icon of the widget. Next, click style and finally, choose the shadow icon.

You can add a shadow border to each section/widget by clicking on the shadow icon.

Here is how to add a shadow border:

Step 1: Open your website in widget mode. 

Step 2: Click the pencil icon of the widget. 

Step 3: Click on style (A) and then click on the Shadow tool (B).

Step 4: Now set the shadow as per your requirements, and click on “Done” button on the right.