The official Turn Off the Lights theme for Firefox.
Now you can have a dark browser theme with the same dark color as the most popular browser extension Turn Off the Lightsâ„¢.
Also we create great t-shirt and hoodie for everyone, just go to:
Project Extension: https://www.turnoffthelights.com
Project Information: http://www.stefanvd.net/project/turnoffthelights.htm