JSFiddle - React, Tailwind, and code Playground

HTML

<div id="buttoncollection">
 <div id="link20111" class="button">button 20111</div>
 <div id="link20112" class="button">button 20112</div>
 <div id="link20113" class="button">button 20113</div>
</div>

<div id="bottomrightbox">
 <div class="link20111">link20111</div>
 <div class="link20112">link20112</div>
 <div class="link20113">link20113</div>
</div>

JavaScript

$(document).ready(function () {

  $('#bottomrightbox').children().hide();
    
  $('#buttoncollection .button').click(function (event) {
    $('#bottomrightbox').children().hide();
    $('#bottomrightbox .' + event.target.id).fadeIn(500);
  });
});