Millionbook Font Size Changer от mostlygeek

This is an add-on for the Firefox browser on Android devices. It adds a button that lets you change the text size on the millionbook.com website easily. With this button, you can make the text bigger or smaller with just one click, making it easier to read without having to scroll horizontally. It's made just for people using Firefox on Android and helps make reading on millionbook.com better for everyone by letting you choose the best text size for you.