JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">

  <div class="show"> 1</div>
  <div class="about">2</div>

  <div class="sample1">3</div>
  .
  .
  .
  <div class="sampleetc">4</div> 
</div>

CSS

#container > div:not(.show) + div{
     display:none;
   }