CSS is a very reasonable abstraction for the job it was originally designed for: layouting of mostly textual documents. As such it borrows its concepts from the

CSS is a very reasonable abstraction for the job it was originally designed for: layouting of mostly textual documents. As such it borrows its concepts from the desktop publishing world. Margin and padding make absolute sense when you think in terms of headings and paragraphs. Float is an established term for having text flow by an image or other rectangular insertion. And so on. You have to remember the context in which CSS was first conceived. The Web looked quite different then.