JSFiddle - React, Tailwind, and code Playground

HTML

<span class="s5_h3_first">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;КАТАЛОГ </span>ТОВАРОВ</h3>

JavaScript

<script type="text/javascript">
var fadespeed = 1100;
var s5_vm_inc1 = 1;
var s5_vm_inc2 = 1;
var s5_vm_spaco = 9;
var s5_vm_spacc = 9;
</script>

<div id="s5_vm_container" style="margin-top:0px; margin-left:0px; margin-right:0px">
<ul class="s5_vm_mainnav" id="s5_vm_main" style="min-width:100%;width: 100%; text-align:left; background-image: none; margin: 0px; padding: 0px">

 <li class="level1wc" style="padding-left:13px; margin-left:0px; margin-right:0px; background:url(/images/s5_vm_menu.png) no-repeat top right; cursor: pointer" onclick="s5_vm_load()" onmouseover="s5_vm_load()"><a href="http://optcena.com/shop/akcii" target="_self" onmouseover="this.style.color = '#FFFFFF'; this.style.textDecoration = 'underline'" onmouseout="this.style.color = '#FFFFFF'; this.style.textDecoration = 'none'" style="text-decoration:none; color:#000000; font-size:12px; font-weight:bold; line-height:230%; padding: 0px; margin: 0px">Супер предложения</a>
<div style="height:0px; overflow:hidden; padding-top:0px; padding-bottom:0px"><div style="visibility:visible; padding-top:0px; padding-bottom:0px">
<ul class="s5_accordion1" style="margin: 0px; padding: 0px; padding-top:2px"><li class="level2nc" style="background:none; padding-left:5px; margin-left:0px; margin-right:0px"><a href="/shop/novinki" target="_self" onmouseover="this.style.color = '#666666'; this.style.textDecoration = 'underline'" onmouseout="this.style.color = '#666666'; this.style.textDecoration = 'none'" style="text-decoration:none; color:#666666; font-size:12px; font-weight:normal; line-height:160%; background: none; padding: 0px; margin: 0px;">Новинки</a></li>
<li class="level2nc" style="background:none; padding-left:5px; margin-left:0px; margin-right:0px"><a href="/shop/akcii" target="_self" onmouseover="this.style.color = '#666666'; this.style.textDecoration = 'underline'" onmouseout="this.style.color = '#666666'; this.style.textDecoration = 'none'" style="text-decoration:none; color:#666666; font-size:12px;...