JSFiddle - React, Tailwind, and code Playground

HTML

<div class="aef">


<span >TEXT</span>
</div>

CSS

span {
    color: red;
}

p {
    color:green;
}

JavaScript

var spanPostStats = $( '.aef span' );
spanPostStats.replaceWith(
    $( '<p>' ).html( spanPostStats.html() )
);