Live Edge shelf recommendations

I'm in the process of having a cedar live edge shelf put up in my game room. The shelf looks very nice so far, but there are few things I've noticed that doesn't quite give it a finished look and I was looking for recommendations on what would help give the shelf a finished look.

I've attached several photos that show how the shelf currently looks.

The first issue I've noticed is the short side of the shelf has slight tilt down to the right. The contractor put a level on it and it looks...

Live Edge shelf recommendations