Personas are simple skins for Firefox that include a header image, background image and a few basic colours for text and Mac OS X windows. These mini-themes allow the average user to style their Firefox the way they want without messing about with code and upload them to the Personas website for all to enjoy.
Sadly, most themes don’t allow for Personas to be used with them and often result in pure ugly but in NG Classic 2.1 they will be fully supported and here’s the proof using the Gray and Black Persona:
