PNG OVERLAY : USEFUL CSS TECHNIQUE FOR MASKING IMAGE ON YOUR WEBSITE

When designing a webpage webdesigner have some idea, something to beautify an image shape so it's not common and classic style with just box style. But other reason that must be a consideration is if that image is part of dynamic content, that mean every time post a news/dynamic content we must editing the image shape, it's very wasting time. In this case, I have some problem too :), so I browse on the net to find solution, and lucky me I found some interesting solution for this :), thanks to Nathan Smith for the "PNG Overlay" solution.

Related article about PNG Overlay and Transparency :

PNG overlay using one single Image element
How to create simplemasks