fontawesome cdn

CSS
<link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/css/all.min.css" rel="stylesheet">Make sure to put this just before the </body> tag!

<script src="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.13.0/js/all.min.js"></script>  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" crossorigin="anonymous">gem 'font-awesome-sass'
https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.12.1/js/fontawesome.min.js
Source

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