In this video, I show you the best way of the customization process of the YN Before & After 2 Google Web Designer Banner Ad Template.
UPD: After the last update of the template on December 1, 2020, the before-after effect is available immediately after the banner start. The background color set up as a background color of the page wrapper (.gwd-page-wrapper).
Before-After 1 - http://bit.ly/yn-before-after
Before-After 2 - http://bit.ly/yn-before-after-2
Before-After 3 - https://bit.ly/yn-before-after-3