JSFiddle - React, Tailwind, and code Playground

HTML

<table>
            <tr class="first"><td>Hello</td></tr>
            <tr><td class="second">World</td></tr>
        </table>

CSS

table { border-collapse: collapse; }
            tr.first { border-bottom: solid red 1px; }
            td.second { border-top: solid gold 1px }