While designing a Prezi template I also wanted to add a small shadow effect to the title. I discovered this is simply not possible, even with the Prezi CSS editor, so I came up with a simple solution. It can be used to create shadows or even slight 3D effects to texts without needing any other programs. It looks something like this:
So the simple trick here is to create a text and then duplicate it. Change the color of the duplicated text to black or dark grey and move it behind your original text. Scale, move or duplicate the text even more to get different results.
Here are some more examples of what can be achieved with this technique:
