hi.. i would need help to built a small auto-hide script... i am new to this and ive checked this tread, its in the right direction but not exactly what i want... https://support.mozilla.org/en-US/questions/1284841 i want the Tab-bar to show fast when i hover the half upper part of it (purple area in screenshot) stay there as long as im there and if i leave wait 10secs then hide also i want the navigator toolbox to show fast when i enter the green area then hide after 3secs when i leave it. all transition for both in and out 200ms - i have firefox v69, i am always in maximised window, never fullscreen Can anyone please help? Thanks