$refs.nav.offsetHeight; lastPos = window.scrollY;" :class="{ 'dark:bg-jungle-500 bg-white shadow-sm lg:shadow-lg is-sticky fixed ': scrolled, ' absolute bg-transparent ': !scrolled, 'dark:bg-jungle-500 bg-white': dropdownOpen}" class="text-base bg-transparent inset-x-0 top-0 z-50 absolute z-50 w-full transition duration-150 ease-in-out" >