Rated 5 out of 5 stars

by Firefox user e55bc1 on Sept. 4, 2017 ·

Excellent addon

Rated 5 out of 5 stars

by Firefox user e55bc1 on Feb. 8, 2017 ·

My eyes get very tired with the default bright light, so I have to change the background color of entire pages. Many times I had to turn on an off the colors throug the settings, wich is very annoying. now It works with a click! It is a blessing.