A wide selection of gallery arrows is available for you to choose from so that you can customize your gallery as you please.
To change your Image Gallery arrows:
1. Select the Design tool in the gray navigation bar and click on the Sitewide tab on the right-hand menu.
2. Select Styles and click into Controls.
3. Scroll to the bottom of the menu options until you see Gallery Arrows, and open up the drop-down menu. Select an arrow and design from the options available.
4. Select Save and Publish to take your changes live!
Optional: Remove the Shape opacity to use the Shape style as a padding attribute and increase the Shape Size to increase the padding.