Is There a Border Box?

Intrinsic is more like asking the content how much space does it need? And I also like to think about it's shrink wrapped, and that text can change, and that box will also change. So we're not talking about the border, but we're not quite sure the border yet. But the padding box is the one just outside of the content,. Then we have this border box because the border could be as thin as one pixel or as thick as a million pixels. The border box itself can contain images. You can have a border image. We are exploring new things in the web today.