Shiny Search is a website you can customize with different backgrounds and your own LOGO.
type in google search 'cute backgrounds'
Carfax
The best website will be www.hotlayouts.com
photobucket.com is a great website to find animated backgrounds!
Chrome cannot have user defined backgrounds. It uses the backgrounds given by the themes.
There are numerous online websites where one can locate rainbow backgrounds. Angelfire is one such website that offers a wide selection of these backgrounds.
The highest ranking website for computer backgrounds is a site called Noupe. They provide more than 80 different options to choose from as well as the ability to make special backgrounds.
banner backgrounds
uhh...Google..... Signed, Phoenix
As far as I know, you cannot change Google Drive's background. You can only change Chrome and Gmail backgrounds.
You can use google images or make your own