CustomCSS Injector by Blizz3

4.4 Stars out of 5

10 reviews

Rated 5 out of 5
by Firefox user 14033823, 3 years ago
Rated 5 out of 5
by SilvereR, 3 years ago
Rated 5 out of 5
by Gary Coleman, 4 years ago
Works Great!
Rated 5 out of 5
by Noé Manwaring-Favennec, 4 years ago
Rated 5 out of 5
by pavi2410, 5 years ago
Rated 5 out of 5
by Firefox user 15786752, 5 years ago
Rated 5 out of 5
by Firefox user 13550075, 5 years ago
Very powerful and easy to use. Plese add support for Firefox for Android.
Rated 5 out of 5
by Mofiac, 6 years ago
Rated 5 out of 5
by Firefox user 15172903, 6 years ago
Ideal for working in website backends. Makes work much easier!
Rated 5 out of 5
by Firefox user 15141821, 6 years ago
I like the simplicity of this lightweight and straightforward implementation. Welcome to Add-on community!

Love from Finland 🧡