Off-Topic Discussions

With Firefox 53 Mozilla added a lightwight dark theme to firefox. In order to use it you have to click on the menu button (three bars) -> customize and in the bottom left you find a Theme button where you can switch to dark theme.

//edit: You can also change it in Addons -> Theme

[Edited by 0x90, 4/20/2017 8:13:02 AM]