I believe GTK+ 3 CSS should "just work" using those class names, for ex:
https://github.com/geany/geany/blob/master/data/geany.css#L13 --- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/geany/geany/issues/1085#issuecomment-227637062
