Font Awesome 5.0.0 SVG

HTML

<script src="https://use.fontawesome.com/releases/v5.0.0/js/all.js"></script>
<div class="fa-3x" >
  <i class="fas fa-file-code"></i><br />
  <i class="fas fa-sitemap"></i>
</div>

CSS

body {
  font-size: 16px;
}