JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
 <div class="section">
            Something <a href="#" class="jsToggleLink">+</a>
            <div class="jsToggleDiv">
               Write text here...
            </div>
         </div>
         
 <div class="section">
            Something else <a href="#" class="jsToggleLink">+</a>
            <div class="jsToggleDiv">
               Write text here...
            </div>
         </div>

CSS

.section {
    margin: 10px 0;
}

JavaScript

$('a.jsToggleLink').click(function(){
    $(this).closest(".section").find(".jsToggleDiv").toggle();
    return false;
});