$$plugins.define('intersecting', function (element, options) {
    const el = document.querySelector(options.target);

    const observer = new window.IntersectionObserver(([entry]) => {
        const intersectionRatio = entry.intersectionRatio.toFixed(2);
        if (entry.isIntersecting) {
            element.classList.add("sticky");
        } else {
            element.classList.remove("sticky");
        }
    }, {
        root: null,
        rootMargin: '-30% 0px -70%',
        threshold: 0
    })

    observer.observe(el)
});