JSFiddle - React, Tailwind, and code Playground

by isogunro

HTML

<div id="uWrapper">
<div class="sHead" style="width:350px" height:auto; overflow:auto;>Hello Header</div>

<div class="sBody" style="width:100%" height:auto; overflow:auto;>Hello Body</div>
</div>

CSS

.sHead {
    background-color:red;
}

.sBody {
    background-color:green;
}

JavaScript

var jDrillDownWrapper = $("#uWrapper");

var sHeadInWidth = jDrillDownWrapper.find(".sHead").width();

var sBodyBlow = jDrillDownWrapper.find(".sBody");
sBodyBlow.css("width",sHeadInWidth);