Bootstrap4

Updated to version 4.5.0.

CSS

Call one the following stylesheets:

<link href="assets/components/bootstrap4/[version]/dist/css/bootstrap.min.css" rel="stylesheet" type="text/css"/>

Script(s)

Call the following script(s):

<script src="assets/components/bootstrap4/libs/jq/3.3.1/jquery-3.3.1.min.js"></script>
<script src="assets/components/bootstrap4/libs/popper/1.14.1/popper-umd.min.js"></script>
<script src="assets/components/bootstrap4/[version]/dist/js/bootstrap.min.js"></script>

Bootstrap 4 documentation

Official Bootstrap 4 documentation is available here: https://getbootstrap.com/docs/