JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://www.sunsean.com/idTabs/jquery.idTabs.min.js"></script>
<div>
    <div id="usual1" class="usual">
        <div id="tab1" style="display: none;">This is tab 1.</div>
        <div id="tab2" style="display: block;">More content in tab 2.</div>
        <div id="tab3" style="display: none;">Tab 3 is always last!</div>
    </div>
</div>
<div class="usualBottom">
    <ul>
        <li><a href="#tab1" class="">Tab 1</a>
        </li>
        <li><a href="#tab2" class="selected">Tab 2</a>
        </li>
        <li><a href="#tab3" class="">Tab 3</a>
        </li>
    </ul>
</div>

CSS

/*  idTabs ~ Sean Catchpole  */

/* Style for Usual tabs */
 .usual {
    /*background:#234455;*/
    color:#000;
    padding:15px 20px;
    width:800px;
    height: 300px;
    border:1px solid #222;
    /*margin:8px auto;*/
}
.usualBottom li {
    list-style:none;
    float:left;
}
.usualBottom ul a {
    display:block;
    width:100px;
    padding:6px 10px;
    text-decoration:none!important;
    margin:1px;
    margin-left:0;
    font:10px Verdana;
    color:#FFF;
    background:#444;
}
.usualBottom ul a:hover {
    color:#FFF;
    background:#111;
}
.usualBottom ul a.selected {
    margin-bottom:0;
    color:#000;
    background:snow;
    border-bottom:1px solid snow;
    cursor:default;
}
.usual div {
    /*
  padding:10px 10px 8px 10px;
  *padding-top:3px;
  *margin-top:-15px;
  clear:left;
    background:snow;
  */
    font:10pt Georgia;
}
.usual div a {
    color:#000;
    font-weight:bold;
}
#usual2 {
    background:#0A0A0A;
    border:1px solid #1A1A1A;
}
#usual2 a {
    background:#222;
}
#usual2 a:hover {
    background:#000;
}
#usual2 a.selected {
    background:snow;
}
#tabs3 {
    background:#FF9;
}
/* Style for various uses of tabs */
 #freedom {
    float:left;
    width:90px;
    color:#68D;
    font:1.3em Cambria, Times New Roman, serif;
    font-style:italic;
}
#freedom li a {
    width:80px;
    text-align:left;
    padding:2px 6px 4px;
    background:#222;
    margin:1px;
    *margin:0px;
    display:block;
    text-decoration:none;
    font-weight:bold;
    font-size:0.7em;
    font-style:normal;
}
#freedom li a:hover {
    background:#0A0A0A;
    width:86px;
}
#freedom li a.selected {
    background:#FFF;
    color:#000;
    width:90px;
    cursor:default;
}
.tabContainer {
    width:400px;
    margin:20px auto;
    padding-top:2px;
    background:#181818;
    border:1px solid #222;
}
.tabContainer h3 {
    padding-bottom:4px;
    color:#F60;
}
.tabContainer p {
    padding:2px 12px 10px;
    text-align:left;
}
#three {
   ...

JavaScript

$(".usualBottom ul").idTabs();