intersection anim entries

main.js

/* Anim Observer BEGIN */
document.addEventListener("DOMContentLoaded", function(event) {
	const elements = document.querySelectorAll('.anim');
	const options = {
		rootMargin: '0px 0px',
		threshold: 1
	}
	const callback = (entries) => {
		entries.forEach(entry => {
			if (entry.isIntersecting) {
				entry.target.classList.add('animated');
				observer.unobserve(entry.target);
			} else {
				//entry.target.classList.remove('animated');
			}
		});
	}

	const observer = new IntersectionObserver(callback,options);

	elements.forEach(element => {
		observer.observe(element);
	});
});
/* Anim Observer END */