Stylish 2.1.1 — Legacy Version for Firefox 56 or earlier

Click to install (Firefox will block unless you grant permission) or right-click > Save Link As to download:

Stylish for Firefox 2.1.1 (Oct. 31, 2017): {46551EC9-40F0-4e47-8E18-8E5CF550CFB8}.xpi

Redistributed under GPL-3.0 without warranty or endorsement.

Go to Version 3.0.1