JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
<li>a</li>
<li>b</li>
<li>c</li>
<li>d</li>
<li>e</li>
</ul>

CSS

ul:hover li {
    text-shadow: 0px 0px 3px black;
    color: transparent;
}

ul:hover li:hover {
    text-shadow: none;
    color: black;
}