JSFiddle - React, Tailwind, and code Playground

HTML

<div id='parent'>
<p>Parent stuff here</p>

  <div id='child'>Child stuff here</div>

</div>

CSS

div {
    height: 300px;
    width: 400px;
}
#parent {
    background: yellow;
}
#child {
    background: grey;
    position: relative;
    z-index: -1;
}