JSFiddle - React, Tailwind, and code Playground
by simevidas
HTML
<p>FIRST SECOND THIRD</p>
<p>FIRST SECOND THIRD</p>
<p>FIRST SECOND THIRD</p>
<p>FIRST SECOND THIRD</p>
<p>FIRST SECOND THIRD</p>
CSS
p { font-size:30px }
span { color:red }
JavaScript
$('p:eq(3)').html(function (i, v) {
return v.replace(/\s(\w+)\s/, '<span>$1</span>');
});