JSFiddle - React, Tailwind, and code Playground

by anthonywix

HTML

<div id="mySection" style="background: red">
  <div id="myNestedElement" style="background: lightblue">
  
  </div>
</div>

CSS

#mySection{
  /* height: 50%; */
  height: 50vh;
}

#myNestedElement {
  height: 50%;
}