JSFiddle - React, Tailwind, and code Playground

HTML

<ul class="test">
    
    <li>hi</li>
    <li>bye</li>
</ul>
<ul class="test">
    
    <li>hi</li>
    <li>bye</li>
</ul>

CSS

ul li{
   display: inline-block;
    background:red;
    height:20px;
    width:20px;
}