JSFiddle - React, Tailwind, and code Playground

HTML

<table>
<tr id='user-1' class="alternate">
    <td>
        <button type="button" class='more_info'>Open</button>
    </td>
</tr>
<tr id='user-1' style="display:none" class='more_info_2'>
    <td>Something</td>
</tr>
</table>

JavaScript

$(document).ready(function () {
    $(".more_info").click(function () {
        $(".more_info_2").fadeToggle();
    });
});