JSFiddle - React, Tailwind, and code Playground

HTML

<div id="mainContent" style="text-align: left"> 
<table cellpadding="10" cellspacing="0" style="background-color: rgb(156,124,92); height: 100%; width: 100%"> 
<tbody> 
<tr> 
<td valign="top">  
<table align="center" cellpadding="0" cellspacing="0" style="border-color: rgb(0,0,0); border-style: hidden; border-width: 3px; width: 600px"> 
<tbody> 
<tr> 
    <td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td></tr><tr> 
    <td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td></tr><tr> 
    <td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td><td sectionid="preheader" style="border: none; line-height: normal; margin: 0; padding: 10px 0; text-align: left; white-space: normal">Jou</td></tr></tbody></table></td></tr></tbody></table>
    </div>