JSFiddle - React, Tailwind, and code Playground

HTML

<input type="button" id="hider" value="спрятать" />
<input type="button" id="hider2" value="показать" />

 <div id="text">Текст</div>

JavaScript

var bbb = document.getElementById("text");
   
   function foo(){
	  bbb.style.display="none";
  }
  
  function foo2(){
	  bbb.style.display="block";
  }
   
   var aaa = document.getElementById("hider");
   aaa.addEventListener("click", foo);
   
   var aaa = document.getElementById("hider2");
   aaa.addEventListener("click", foo2);