Using the Post Grid Combo plugin, you can style filter groups. This article will show you how to style filter groups.
To begin, insert a “Post Grid – Filterable” block.
Click on the “Filterable” tab.
Add a filter group by clicking on “Add Filter Group.”
Expand the filter group and add the filter group name and some filters by searching for them on “Search Terms.”
Using this method, you can add filters to a “Filterable Grid.”