overlay-menu.js

	$(document).ready(function() {

			var body = $('body');
			var hamburger = $('.offscreen-menu-toggle');
			var nav = $('.off-screen-content');

				hamburger.click(function() {
				nav.toggleClass('open');
				hamburger.toggleClass('active');
				body.toggleClass('no-scroll');
				return false;

			});

		});