JSFiddle - React, Tailwind, and code Playground

by Asif Sharif Shahid

HTML

<div class="container">
<p tabindex="1">
Lorem ipsum...
</p>
<div class="fixedOverlay"></div>
<p class="scrollableContent">I will let you scroll..</p>
</div>

CSS

.container {
  position: relative;
  border: 1px solid;
  margin: 10px;
  width: 400px;
  max-height: 300px;
  overflow: auto;
}

p:focus + .fixedOverlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index:10;
}

p:focus {
  color: red;
}

.scrollableContent{
  position:absolute;
  margin: 10px;
  width: 100px;
  height: 100px;
  border: 1px solid;
  z-index:11;
}