The comment you linked to solved my problem perfectly. > Though note that I've had success recently with just the UserStyle and the It is an issue of usability for me not aesthetics. > to indicate that Firefox is the active window on Windows 10 would be greatly I will continue to use Firefox, but any way > the only one that does not show which window is active. I currently use about 12 applications regularly and Firefox is > if you use the keyboard mainly then knowing which window is active is If you mainly use a mouse this is not obvious, but > indication of which was the active window made a significant improvement to > I have been using Windows 10 for a few months and found that the clear I posted it on two forums and up till now I've received no issue. As for padding setting, its calculated value is the same as served in browser.css from mozilla.

And I don't know your concern of custom buttons, because it just shows system native UI and Firefox native close button when you hover on it. Okay, I have only one device, but I change dpi to 125% and it works okay. > I expect the correct fix will be making the accent color available through > will shift or overlap because the custom buttons are semi-transparent.)) > changes, I wonder if the buttons will change size too, and then the icons > DPI settings, and potentially font settings (e.g. > over the top on hover, which I don't think will work reliably on different (it also looks like it then shows the custom buttons > This looks like it reshows the native titlebar buttons, which will cause > (In reply to leichixian from comment #10) (In reply to :Gijs Kruitbosch from comment #11)

Windows 10 inactive title bar color