I like it, really cool.
It is all a little small though. I think you can make it bigger. This may give you room to move the more info so it does not cover up the Images. Especially when you go to a next step leaving it open
For the left selection on the Start Page
In Step 2. you can select a Pedestal .
In Step 3 you can select more Pedestals.
In Step 4 - Side Vault. Which cannot be configured with a Pedestals.
I would put a remove button in Step 4 for Pedestals. This saves someone having to go all the way back to step 2.