How to change font size
Firefox

From the top menu: Select, View > Text Size > Increase
Alternatively 1: Hold down the CTRL key and use the scrollwheel on your mouse
Alternatively 2: Hold down the CTRL key and press the + key

From the top menu: Select, View > Text Size > Increase
Alternatively 1: Hold down the CTRL key and use the scrollwheel on your mouse
Alternatively 2: Hold down the CTRL key and press the + key