Here are some benefits of the structured nature of XML:

I've left out a background color in order to keep the ruleshort, but remember to include a background color any time you have abackground image. And, of course, the effect shown in Figure 6-28 would have been the same if we'd leftout the background-repeat property altogether,since repeat is its default value.
Let's assume, though, that we just want images down the leftside of the document. Instead of having to create a special imagewith a whole lot of blank space to the right of the image, we can