JSFiddle - React, Tailwind, and code Playground

by AndyE

HTML

<div id="container">
  <div id="inner">
  
  </div>
  <span></span>
</div>

CSS

html, body { margin: 0; }
#container {
  position: relative;
  height: 200px;
  background-color: lightblue;
  overflow: scroll;
}

#inner {
  height: 1000px;
}

span {
  position: absolute;
  top: 980px;
  background-color: red;
  height: 20px;
  width: 100%;
}