navbar = document.querySelector('nav');

function navBarScroll() {

var currentScrollPos = window.pageYOffset;
if (window.pageYOffset != 0) {
  navbar.classList.add('nav-scrolled');
} else {
  navbar.classList.remove('nav-scrolled');
}

};

/* load nav color if reloading and pageYOffset != 0 */ /* moved to scripts to avoid conflicts with other onloads */ /*window.onload = function() { navBarScroll() };*/

window.onscroll = function() { navBarScroll() };