how to add animated class in css code example

Example: adding animation to images css

basic animation drop

//drop is variable named for the animation

@keyframes drop {
	0% {
		opacity: 0;
		transform: translateY(-80px);
	}
	100% {
		opacity: 1;
		transform: translateY(0px);
	}
}

img {
animation: drop 500ms ease;
}