Want a Firefox theme that looks pretty and slick? Sometimes those are hard to find. Opaque might be the answer you are looking for though
As you can see it has a nice clean look and doesn’t give you anything at all that could be considered ugly. It was created to give the default Firefox theme some “harder” colors. Some people said the default Firefox theme was too light – this was the solution those folks created. The good thing about this them as well is that it comes in two different flavors!