FullerScreen – Get this Extension for 🦊 Firefox (en-US)This extension enhances the Full Screen mode into a really full screen mode, hiding the remaining toolbars and statusbar and making them visible again when the mouse pointer hits an edge of the screen. It also offers a slideshow mode, enabling @projection CSS rules in a document when full screen mode is turned on. Navigation between slides in implemented in the extension and a slide manager showin
