Examples in Each Chapter. ... background-image style. Luka avka February 26, 2015 Feb 26, 2015; General Creating a fullscreen HTML5 video background with CSS. The background-image property sets one or more background images for an element. I have been trying to add background image to a div class using css. ... use like this your inline css See the Pen How to Change a CSS Background Image's Opacity by Nicholas Cerminara (@ncerminara) on CodePen. is it possible to make a whole div (which has an image as a bg) to look transparent against the background image of the body tag? Inline style properties: ... Inline