On Local Express you can play around and change the design of your store departments. Here's how you can change the style of the widgets and make your online store prettier:
Navigate to the Design section on the left sidebar.
Choose the store where you want to make changes.
Expand the Settings menu and click on the Departments section.
Open the Department Widget Style and choose the style that you think fits your store best (Square, Circle, Circle with Stroke, etc.)
Once you choose the widget style, don't forget to press Publish! The changes will be visible on the front store in seconds.