JSFiddle - React, Tailwind, and code Playground

HTML

<div onclick="alert('You did it!')"> Try to click me</div>
<div class="blocker"> I am blocking it<div>

CSS

.blocker {
  position: absolute;
  top:0;
  left:0;
  width: 500px;
  height: 500px;
  background: rgba(0,0,0,0.75);
  color: white;
}

body {
  font-size: 40px;
  font-family: sans-serif;
}