Default Navbar
Using the default behaviour for the navbar on responsive devices
Steps:
If you want to set for your project the default behavior for the navbar when it opens on responsive, you have to make the following changes:
- 
            in material-kit.js file, please erase/comment the following function: $(document).on('click', '.navbar-toggler', function() {...}from the line 331 -> 370
- 
            in _responsive.scss file please erase/comment the style for the .navbar-collapse {...}from the line 31 -> 111
- 
            in your HTML files you have to set for the navbar-toggler button a data-target="#yourID", also for the navbar-collapse div set an ID (id="yourID") that will be related to thenavbar-toggler.
- 
            ** the have a white background for the navbar-collapse like in the example below, you have to erase the .navbar-transparentclass from the navbar.
Result:
