The background-image and background-color properties should be used to add background images and colors to HTML elements, with a fallback color for email clients that do not support background images.

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

Cascading Style Sheets (CSS) give Web developers precise control over a page’s typography and layout. One secret weapon of CSS-based designs is the background property, which adds images and ...

The background-image and background-color properties should be used to add background images and colors to HTML elements, with a fallback color for email clients that do not support background images.