JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tbody>
        <tr><td>Row 1</td></tr>
        <tr><td>Row 2</td></tr>
        <tr><td>Row 3</td></tr>
        <tr><td>Row 4</td></tr>
        <tr><td>Row 5</td></tr>
        <tr><td>Row 6</td></tr>
    </tbody>
</table>

CSS

tr.stripe td {
    background-color: #CCC;
}

JavaScript

$('tr:even').addClass('stripe');