JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
    <li>Hello</li>
</ul>

CSS

li:nth-of-type(3), li:nth-of-type(6) {color:orange;}