Erpnext submenu

Account menu in erpnext contains:
Billing
Company and Accounts
Masters
Accounting Statements etc…
sub menus
How can i include all the subitems in the side menu.Plz help me.

Currently, it’s not configurable via hooks.

You can add via,
https://github.com/frappe/erpnext/blob/develop/erpnext/config/accounts.py

i want to edit the html and css only