Hello tankucukhas,
Consider it is done. i create different user level as per your requirement. Don't worry i'm going to add some code. it wouldn't affect any website CSS. i feel it is one day work only. i have 7 years experience in wordpress. Based on my expertise, experience and efficient work, i can guarantee an extraordinary result in less than anticipating time. Quality assured in timely manner. *****Ready to start right Away******
Sincerely, Steve