JSFiddle - React, Tailwind, and code Playground
by web5me
HTML
This is <a href="#" class="external">a hyperlink that <br>
goes places <span>(external)</span></a>, yet remains here.
CSS
.external span {
display: inline-block;
width: 11px;
height: 8px;
background: url(http://web5.me/images/sprite.png) left 101px;
color: transparent;
font-size: 8px;
vertical-align: 1px;
margin: 0 .25em;
}