With one click on the button the font size on the current page will be increase.
Accessibility: Zoom Text Only
Here you can make the font of a website bigger with just one click on the button.
And it is great for reading on high DPI screens!
Buzz me if you find this extension useful or have any suggestions.
Font Size Decrease can be found here:
This software is licensed under the CC-GNU GPL. To view a copy of this license, visit http://creativecommons.org/licenses/GPL/2.0/.