JSFiddle - React, Tailwind, and code Playground

HTML

<div   class="rightx">This is the right div</div>
<div   class="left">This is the left div. This is the left div. This is the left div. This is the left div. This is the left div. This is the left div. This is the left div. This is the left div. This is the left div.</div>

CSS

.left{
   overflow: hidden;
   background-color: #FAA;
}

.right{
   float: right;  
   background-color: #AFA; 
}