JSFiddle - React, Tailwind, and code Playground

by Qwerty_Wasd

HTML

<div class="press">be-be-be</div>
<div class="content">bu-bu-bu</div>
<script>
document.querySelector('div[class="press"]').addEventListener("click", function(){
  document.querySelector('div[class="content"]').setAttribute('class', 'content-hide');
})
</script>

CSS

.content{
	color:red;
}
.content-hide{
	display:none;
}