$(document).ready(function() { var mobileNavigationContainer = $("#mobile-navigation-container"); var mainLogo = $("#main-eegeo-logo"); var navIcon = $("#open-nav"); var headerBar = $(".site-header"); var navBarOpen = false; function openMenu() { mobileNavigationContainer.css('display', 'block'); mainLogo.css('display', 'none'); headerBar.css('background-color', '#051b25'); } function closeMenu() { mobileNavigationContainer.css('display', 'none'); mainLogo.css('display', 'block'); headerBar.css('background-color', '#0690c4'); } navIcon.click(function(){ navBarOpen = !navBarOpen; if(navBarOpen) { openMenu(); } else { closeMenu(); } }); $(window).resize(function() { var maxMobileNavigationContainerWidth = 700; if (navBarOpen && $(window).outerWidth() > maxMobileNavigationContainerWidth) { navBarOpen = !navBarOpen; closeMenu(); } }); })