remove field adding a comment on checkout

-- HikaShop version -- : 3.1.0
-- Joomla version -- : 3.6.5
-- PHP version -- : 5.6

good afternoon

I need you to tell me how I can do to edit the style and language or simply remove, the when completing the purchase in the shopping cart, in the same way the date field that allows indicating the date of delivery of the product . See screenshot.

nimbus.everhelper.me/client/notes/share/...ya3s2tt8tedmtrf3e88b

Thank you very much !

Hello

Perfect, thanks !