JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr>
        <td>Hola hola</td>
    </tr>
    <tr>
        <td></td>
    </tr>
    <tr>
        <td>Adios adios</td>
    </tr>
</table>

CSS

td {
    background: firebrick;
}

tr:nth-child(2) td {
    height: 100px;
    background: blue;
}