Animated Vault Door

This is my attempt at making a realistic round-y vault door with a rotating handle (I've always wanted to do that!). Feel free to tell me what you think about it, show me improvements or just show me what you made with this!

Sometimes the door (for some magic reason) moves a few centimeters to one side and gets stuck, it has an automatic system that will keep trying until it's really closed. Also, I'm not a logic god, so...

Animated Vault Door