Nobody ever forum argued their project finished.
True, but some of us have made lots of stupid mistakes in life and would like to have the opportunity to help others avoid those mistakes. I threw out lots and lots of acrylic before I bothered to follow the advice others would have been willing to give me on day one if I had bothered to listen.
Should the the sides go around the bottom piece, or should they go on top?
Typically the sides would go on top of the bottom.