How to set spacing between elements:

To set spacing between elements, first click on design mode. Next, click the spacing tab and choose a zone. Then, hover over the zone and click the pencil icon. Finally, type in the spacing vertical and horizontal between elements.

Here is how to set spacing between elements

Step 1: Click the design tab. 

Step 2: Click Spacing tab (A). 

Step 3: Choose a zone (B). 

Step 4: Hover over the zone and click the pencil icon (same as editing a widget)

Step 5: Type in the vertical and horizontal spacing between elements  (C).