CSS Helper is an Extension that displays all relevant CSS Properties of the element currently being hovered over.
CSS Helper is a lightweight extension that allows you to learn the CSS properties of a particular element upon hovering above it without having to open the console.
You can learn more about the font family, size, color, line spacing etc. and more.
1. To activate the helper on a particular tab, click on the helper icon once.
2. To deactivate, click once again.