Purpose of CSS
Explanation
(1)
What does the separation of semantic and presentational mark-up mean?
- This means that the very same document can be delivered with various sets of styles for its presentation through different media.
The very same semantic mark-up, one, the same, can receive a number of different sets of styles.
Yes, different sets of CSS can be put on top of the XHTML (or HTML or XML) for delivery of the content through various media — the very same document — for on-screen viewing (the document shown through a computer screen) — and/or — for on-line listening (the document read aloud through a speech synthesizer) — and/or — for slide presentations (the document projected from a computer onto an external screen) — and/or — for printing, even for braille printing — etc.