Ecommerce site and Customer Relation Manager review

I followed tutorials for an ecommerce site and a Customer Relation Manager(CRM). I thought it would be cool if the CRM serviced the ecommerce site. The idea is that once a customer places an order on the ecommerce website, it appears in the CRM as a pending order. The CRM is designed so that a user could service and ship the order.
Here is what I made:
https://webstorecrm.pythonanywhere.com/
Please check it out and comment and criticize as you see fit.