Top Navigation With Dropdown - Copy this React, Mui Component to your project

Fabricate a user friendly top navigation bar that includes the company's logo on the left, saying 'Brand'. The navigation should have the following items: 'Landing', 'Company', and 'Resources', with 'Resources' having a dropdown function. On the right side, insert a 'Join us' icon with a numeric notification and a highlighted 'Log in' button.