font-awesone cdn version 4 code example

Example 1: font awesome cdn

<!-- HTML FontAwesome CDN Link -->
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">

Example 2: font awesome cdn

<script src="https://kit.fontawesome.com/97f4dbfedd.js" crossorigin="anonymous"></script>