JSFiddle - React, Tailwind, and code Playground

by jassi9911

HTML

<div class="new_class">first</div>
<div class="new_class">second</div>
<div class="new_class">third</div>
<div class="new_class">fourth</div>

CSS

.new_class:first-child{
    border:1px solid green;    
}