How to change the background page color in FireFox.
In your top menu bar, go to Tools.
(2) Select Options
(3) Select Content
(4) Select Colors
(5) Select Background
(6) I suggest you choose the lightest possible yellow
(7) Make sure the checkbox with
Allow pages to choose their own colors, instead of my selections above
is unchecked
(8) Click on both OK buttons until you are back to your normal screen.
(9) You should see the new background color now. If not, then do a page refresh.