JSFiddle - React, Tailwind, and code Playground

by magicalex

HTML

<div class="MainContainerDIV" style="width: 300px; height: 200px;">
    <div class="SubDIV" >
        <p>blah blah blah</p>
    </div>
</div>

CSS

.SubDIV {
 position: absolute;
  background: red;
   width: 100%; 
}
.MainContainerDIV {
    background: blue;
}