Background Clip

The background-clip property controls the painting area of the background.

Value	Description
border-box	The background is clipped at the outer edge of the border (default). The extent of the fill to the outer edge of the border is only evident if the border isn't solid e.g. dashed
padding-box	The background is clipped at the outer edge of the padding (it doesn't show behind the border).
content-box	The background is clipped at the outer edge of the content (it doesn't show behind the padding).