How do I make all pages have white fonts? On some forums/pages it is gray so hard to see.
The easiest way would be to edit the settings of Firefox.
Settings → General (tab) → Colors → Manage Colors… → change the colors according to your preferences (black background, white foreground) → under Override the colors specified by the page with your selections above select Always → OK.
Alternatively, you can fiddle with userChrome.css in your profile folder.
Lots of Firefox addons will do the job for you:
https://addons.mozilla.org/en-US/firefox/search/?q=contrast&type=extension
Two addons I personally use & recommend are Dark Reader:
and
There’s also Simple Night Mode, which does a reasonable job with most of the websites I regularly use. It toggles everything, not just the page you’re on, but it’s quick.
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