background
Since: UXP v2.0
Specifies an element's background. Supports colors, multiple background images, as well as linear and radial gradients.
See: https://developer.mozilla.org/en/docs/Web/CSS/background
Example:
Copied to your clipboard1.someElement {2 background: url('plugin://assets/star.png') red;3}
Quirks and Exceptions
- Background repeat is not yet supported. As such, background images will not repeat by default.