JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://use.fontawesome.com/releases/v5.8.2/js/all.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css">
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<i class="fas fa-bullhorn fa-2x" aria-hidden="true"></i>


<nav aria-label="breadcrumb">
                <ol class="breadcrumb">
                  <li class="breadcrumb-item"><a href="#">Home</a></li>
                  <li class="breadcrumb-item"><a href="#">Library</a></li>
                  <li class="breadcrumb-item active" aria-current="page">Data</li>
                </ol>
              </nav>

CSS

.breadcrumb-item+.breadcrumb-item::before {
    font-family: "Font Awesome\ 5 Free";
    content: "\f105";
}