JSFiddle - React, Tailwind, and code Playground

HTML

<div class="myDiv">

</div>

CSS

.myDiv {
  width: 200px;
  height: 200px;
  background: red;
}

JavaScript

var myDiv = document.querySelector(".myDiv");

myDiv.addEventListener("click", function() {
	myDiv.style.display = "none";
});