JSFiddle - React, Tailwind, and code Playground

by seino

HTML

<p>
	<span>ここにヒット　赤になる</span>
</p>
<p>
	<a href="#">ほげほげ</a>
</p>
<p>
	<ins>ふがふが</ins>
</p>

CSS

span:only-of-type{
  background-color: red;
}