Maybe not overproduced, but too much similar to this: http://tympanus.net/Tutorials/SmoothTransitionsResponsiveLay...

I don't particularly like the replacement of native scrolling with links that do the scrolling for you. Usability > looking fancy.

While I would agree normally, I think for this very special purpose it's okay to replace scrolling. This is not meant to be a website, but rather a short presentation.