JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tbody>
        <tr><td>1</td></tr>
        <tr><td>2</td></tr>
        <tr><td>3</td></tr>
    </tbody>
    <tbody class="RedBorder">
        <tr><td>1</td></tr>
        <tr><td>2</td></tr>
        <tr><td>3</td></tr>
    </tbody>
    <tbody>
        <tr><td>1</td></tr>
        <tr><td>2</td></tr>
        <tr><td>3</td></tr>
    </tbody>
</table>

CSS

table{
    border:solid 1px silver;
    width:80%;
    border-collapse:collapse;
}
.RedBorder, tbody {
    border:solid 1px red;
}