How Do I Change the Mobile Menu Style?

On mobile devices, the menu slides in from the left when a user clicks on the menu icon. How do I change this so that it slides down from the top? Please see screenshots below:

Change This Style:

To This Style:

Hi

Unfortunately this is a very complex task and I cannot provide a quick solution. My advice it’s to hire a professional developer to do it for you. You can look for one on sites like: http://studio.envato.com/

Thanks for the message!