JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" tabindex="1">1</a>
<a href="#" tabindex="2">2</a>
<a href="#" tabindex="3">3</a>
<a href="#" tabindex="4">4</a>
<a href="#" tabindex="5">5</a>

CSS

a:focus{color:red;}