iFrames, however, can still be useful in many situations. iFrames are frames in the old-school sense of the term, but issolated in a box on the page.

The text you are reading is on a separate page that I titled "iframe.html." That page has been syndicated through this iFrame, which is coded simply as

So what you're reading is part of this web page and is not because of the ways iFrames syndicate content.

Because of this separation, the text in this iFrame can easily be styled differently from the main page ... or the same.