CSS property: background-origin
    Description
Specifies the background positioning area.
For elements rendered as a single box, specifies the background positioning area. For elements rendered as multiple boxes (e.g., inline boxes on several lines, boxes on several pages) specifies which boxes box-decoration-break operates on to determine the background positioning area(s).
Syntax
background-origin: <box> [ , <box> ]*;
Values
- <box>
- padding-box (by default) - The position is relative to the padding box. (For single boxes - 0 0is the upper left corner of the padding edge,- 100% 100%is the lower right corner.)- border-box - The position is relative to the border box. - content-box - The position is relative to the content box.