The background of the page can be set by means of HTML and CSS at the indication of the corresponding directives in the source code of the document. The attributes used in markup languages are supported by the majority of modern browsers and correctly will be displayed practically at any visitor of your website.
Receiving income from own website is a main type of earnings on the Internet today. For any webmaster its website can be not only its creation and a child, but also a source of monthly income.