 own chomeuserChrome.css TabsToolbar PersonalToolbar nav-bar not working I-Firefox Isithangami Sokweseka Ukwesekwa kwe-Mozilla4319 06:40Okulungisiwe Meyi 4, 2019 20:17:54 -0700 ngu cor-elI-ejenti Engumsebenzisi: Mozilla5.0 Macintosh; Intel Mac OS X 10.9; rv:64.0 Gecko20100101 Firefox64.04319 07:234319 08:224319 21:185419 06:275419 09:065419 20:17 