Funny thing is that, if you use the Chrome Developer tools on the first example "Floats don’t push block content down" and select in the source the <h1>, the to

Funny thing is that, if you use the Chrome Developer tools on the first example "Floats don’t push block content down" and select in the source the <h1>, the tools highlight the position where the <h1> should be, and not the position it actually is. (a picture is better than a long explanation sometime: http://imgur.com/d5xnj http://imgur.com/d5xnj )