Here's a great example of how to embellish a design without adding (much) markup and using tools available to progressively enhance the experience while not burdening users with downloading any more kbs.
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Create the Illusion of Stacked Elements with CSS3 Pseudo-Elements – Inspect Element
By now, hopefully you're familiar with the use of the :before and :after pseudo-elements in order to do some interesting effects with CSS. Here I'm going to show you how you can create a simple 'stack…