JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://evejs.com/stable/eve.js"></script>
<div class="list-module">

    This is list module one.
    
    <div class="child_area">
      
        <ul>
            <li>Link One</li>
            <li>Link Two</li>
            <li>Link Three</li>
        </ul>
          
   </div>

</div>

<hr/>

<div class="list-module">

    This is list module two.
    
    <div class="child_area">
      
        <ul>
            <li>Link One</li>
            <li>Link Two</li>
            <li>Link Three</li>
        </ul>
          
   </div>

</div>

<hr/>

<div class="other-module">

    This is a different module.
    
    <div class="child_area">
      
        <ul>
            <li>Link One</li>
            <li>Link Two</li>
            <li>Link Three</li>
        </ul>
          
   </div>

</div>

CSS

.active { color: red; }

JavaScript

/**
 * Eve.js <evejs.com> - Version: 0.2 (April 15, 2012)
 *
 *       A JavaScript meta-framework for scoped event delegation.
 * 
 * Copyright (c) 2012 Michelle Steigerwalt, http://evejs.com/
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
Eve.debug();
Eve.register('rot13', function(ns) { 

    function rot13(e) {
        var el = e.target;
        el.innerHTML = el.innerHTML.replace(/[a-zA-Z]/g, function(c) {
            return String.fromCharCode((c <= "Z" ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26);
        });
    };
    
    this.listen('ul li', 'mouseover', rot13);
    this.listen('ul li', 'mouseout', rot13);

});

Eve.register('active', function() { 
    
    this.listen('click', function(e) {
        
        this.find('.active').removeClass('active');
        this.find(e.target).addClass('active');
        
    });

});

Eve.attach('active', '.list-module ul');
Eve.attach('rot13', ...