JSFiddle - React, Tailwind, and code Playground

by Riskbreaker

HTML

<body>

<div class="content">    

    arbesthealth the best there is, the best there was, the best there ever will be...signed by arbesthealth
</div>
    
</body>

CSS

body {font-size: 1.5em;}
span { font-weight: bold;}

JavaScript

var Riskbreaker = $("body");
Riskbreaker.html(Riskbreaker.html().replace(/arbesthealth/gi, 'ar<span>best</span>health'));