AOS: Animate On Scroll Library

AOS: https://michalsnik.github.io/aos

How to add:

CDN SOURCES:

//CSS
<link href="https://unpkg.com/aos@2.3.1/dist/aos.css" rel="stylesheet">

//JS
<script src="https://unpkg.com/aos@2.3.1/dist/aos.js"></script>

INITIALIZE AOS:

<script>
  AOS.init();
</script>