JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" data-id="div1">click me</a>
<div id="div1">Oculto</div>

CSS

div{
    padding:20px;
    background:#999;
    display:none;
}

JavaScript

$(document).ready(function(){
    $('a').click(function(e){
        e.preventDefault;
        
        var divID = $(this).data('id');
        $('#'+divID).slideToggle(800);
        
        return false;
    });
});