# Firefox - csshacks: https://github.com/MrOtherGuy/firefox-csshacks ## Find the profile folder Go to about:support and find a Profile folder row near the top. Firefox loads userChrome.css from /chrome/userChrome.css. ## Inspect firefox to find the element Use `Command + Opt + Shift + I` to open the global inspector. Ref: Create your own firefox css: https://www.youtube.com/watch?v=bw_M7q3Mtag&t=322s