This page demonstrates examples from:
browsers render your web page code line by line in the order it appears in the .html document.
NOTE: the CSS on this page is external (TextStyle.css) and embedded in the HEAD section using STYLE tags.
Here is the code listed on page 243
here is what happens if you put div2 AFTER div1.
here is what happens if you "nest" these, putting div2 INSIDE div1.