Do what, now?
If you don’t know what a Tampermonkey, or Greasemonkey userscript is, sorry to bother you.
FYI, what these are, is a post-processor for web pages. After a webpage finishes loading, a javascript routine which you can download/view, and/or tweak, and/or write your own, kicks in and modifies the webpage display to your liking. A fraction of a second later, the website is transformed to your liking.
There are hundreds of thousands of routines out there that can modify many commonly used websites in one way or another.
For example, here is a list of some that can modify Twitter output...
https://greasyfork.org/en/scripts/by-site/twitter.com