Change Google’s Glaring White Home Page Background

In Chrome and New Edge install Custom Style Script add-on to override Google’s home page background colour

In Custom Style Script select Open options Page and add the following URL and CSS

URL: https://www.google.com/ or country of choice, e.g. google.co.uk, google.de
CSS: body { background-color: lightgray !important; } or colour of choice

In Firefox Install the Stylus extension

Go to the Google home page, click the toolbar icon and choose Manage > Write a new style. Enter Google as  name for the Style, then enter the same CSS in the Code box

Add following CSS to Code section

body { background-color: lightgray !important; }

Add  URL of the Google home page in the “Applies to” section at the bottom. e.g. google.com

https://www.google.com/

Click Save (top left) to save changes