JSFiddle - React, Tailwind, and code Playground

HTML

<div id="login_buttons">
<span id="loginlink" class="readmore_jq">MANAGE</span><div class="hide1">content here
</div>

CSS

span#loginlink.readmore_jq {background:#000;color:#fff}
span#loginlink.readmore_jq.active {background:#fff;color:#000;}

JavaScript

$(document).ready(function(){
    $('.hide1').hide();
    $('.readmore_jq').click(function(){
        var t = $(this);
        t.next().toggle('slow');
    });
});