Rules.md

@@ -76,7 +76,7 @@ The create and update functions for the database entries in database_transaction
 
 Some times the db_model_object is created and just passed to the function. We might want to change this.
 
-### Working with the session cookie
+## Working with the session cookie
 
 To avoid confusion with the database session, the session cookie from flask is importat as `login_session` and should be addressed like this