Google says images styled with CSS won’t be indexed in Image Search, advising developers to use HTML tags for important visuals.

How Do I Create Multiple Fixed Backgrounds in My CSS File?. Cascading Style Sheets (CSS) level 3, also known as CSS3, introduces multiple background images support. You can list multiple ...

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.