JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.16/themes/smoothness/jquery-ui.css">
<span class="ui-icon ui-icon-plusthick"></span>
<a href="#" class="img-link">
<span class="ui-icon ui-icon-plusthick" style="display:inline-block;"></span>
<span class="link-text">Link</span>
</a>
CSS
.img-link {
text-decoration: none;
}
.link-text {
text-decoration: underline;
}