Google's John Mueller reminded us that when it comes to your CSS background images, Google won't be indexing or ranking those images in image search. John Mueller said on Twitter "last I checked ...

Add a short CSS class to an HTML Web page to use animated and stationary GIF images as the page's background.

Google's John Mueller said this morning in a webmaster hangout at the 20:55 mark that Google Image search does not index and rank images from CSS background code. He said if you want your images ...

But for publishers who do want to have their images displayed in Google Image Search, this is a wake up call to use standard image tags and avoid using CSS to display images as background images.

We need the original picture to be behind the overlay so we’re making it a background image using the CSS property ‘background’. The PNG overlay is then set as the new SRC for the IMG element.

His CSS-only chat works by combining background-images loaded via pseudoselectors and a forever-loading index page which keeps the discussion going and the messages going between browsers.

Wybiral was able to do this by creating a grid of HTML DIVs that utilize CSS :hover selectors to request a new background image when your mouse moves over a box on the grid. As the image requests ...