Couldn't give it just 1 star because the idea behind the theme is what I was looking for. I really love the color scheme but unfortunately this theme doesn't work with the latest version of Firefox. There is a line going across the toolbar with the gray color beneath it, it needs to be brought up so that the color includes the entire open tab. Going to keep this theme installed to see if there is an update, ty.

Not suitable for 4K users.