JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li><a href="#">This is a<br/>long Link</a></li>
</ul>

CSS

a {
    display:inline-block;
    text-decoration:none;
    vertical-align:text-top;
}
a:hover {border-top:1px solid; display:inline-block; }