Make font changes apply to header bar titles
Make font changes apply to header bar titles

It is enough to set weight and size for the title / subtitle.

https://bugzilla.gnome.org/show_bug.cgi?id=723240

DoctorJellyface/gnome-themes-standard,Distrotech/gnome-themes-standard,DoctorJellyface/gnome-themes-standard,Distrotech/gnome-themes-standard