ngraham added a comment.
Looks like this fixed everything but the maximize button: https://bugs.kde.org/show_bug.cgi?id=391232 REPOSITORY R98 Breeze for Gtk REVISION DETAIL https://phabricator.kde.org/D9773 To: tomanderson, #breeze, abetts Cc: ngraham, plasma-devel, ZrenBot, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart