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

Cascading Style Sheets (CSS) level 3, also known as CSS3, introduces multiple background images support. You can list multiple background images, separating each with a comma, and set how they di ...

If you don't want to use an image, remove the background image information and insert "background-color: "#990033;" Don't forget to add the semicolon at the end of when editing in CSS using HTML.