https://fontawesome.com pro code example

Example 1: fontawesome

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>

Example 2: Font Awesome

Font Awesome is a font and icon toolkit based on CSS and Less.

It was made by Dave Gandy for use with Bootstrap, and later was incorporated
into the BootstrapCDN.

Font Awesome has a 38% market share among those websites that use third-party
font scripts on their platform, ranking it second place after Google Fonts.