I have a site with simple background-color (white) i would like to change the background like this
How to do it?
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Without seeing your site, most websites use css to style the page.
Look at your page code. Near the top it will either have a section with
More than likely, it will reference an external .css file. Find that file in your directory and edit it in a text editor. Look for a line that says:
This is the line you'll have to change (there may be a few background-color declarations so try them starting at the top of the document). Replace the 'white' with another web-color. Search web-colors or go here to select a new color and type in the code: http://html-color-codes.info/
Hope that helps