f7723559_CSS_HTML_XHTML_Reference_Book__Description_and_notes
[Property/Values] background any combination of the values for background-attachment, background-color, background-image, background-repeat, and/or background-position, or inherit [Description and notes] 
for changing the background color and image of elements initial value depends on individual properties; not inherited; percentages allowed for background-position
CSS HTML XHTML Reference Book
Description and notes