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However WordPress does it, it can't peer inside BuddyBoss if BuddyBoss decides to implement its own system ( and almost all the pagebuilder plugins or bespoke systems do ).
Fundamentally responsibility on the frontend falls into these buckets:
the theme
filters
blocks/shortcodes/widgets
nav menus
plugins generated UIs such as ACF field layouts, WP Bakery, ...
1
You could paste the SVG in the Custom HTML block and style it with CSS.
There is also https://wordpress.org/plugins/icon-block/ which supports pasting a custom icon and facilitates styling it.
1
If you're looking a PHP code based approach there is a SASS (SCSS) PHP package for compiling SASS available at https://scssphp.github.io/scssphp/. It provides a CLI command also, but it's main approach is to be used to compile on the fly. I opted for this approach in a custom theme project where I wanted to use SCSS. Of course I don't want to compile SCSS on ...
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