JSFiddle - React, Tailwind, and code Playground

HTML

<button type="button" id="btn1" >Button</button>
<input type="text" id="txtBox">
<div id="output"></div>

CSS

#txtBox{display:none;}
#output{color:red;font-size:18px;}

JavaScript

$('#btn1').click(function(){
 $('#txtBox').show();
});
$("#txtBox").focusout(function(){
    $('#output').html($("#txtBox").val());
});