If you use Chrome version 83 or higher, this extension is recommended.

This extension adds a lot of useful keyboard shortcuts to Google Chrome. It allows you to zoom in and out, as well as to adjust the font size, among other things. You can see all the available keyboard shortcuts in the menu on the extension icon.

Features

ZoomText (enabled by default) is a useful feature to make sure that you can zoom a particular column of a certain text-heavy page and have it zoom back out. It is enabled by default. You can disable it on a page-by-page basis.

The best way to understand this extension is to install it and use it.