JSFiddle - React, Tailwind, and code Playground

HTML

<table>
  <tr>
    <th>#</th>
    <th>Name</th>
    <th>Age</th>
  </tr>
  <tr>
    <td>1</td>
    <td>John</td>
    <td>12</td>
  </tr>
</table>

CSS

th:first-child {
  display: none;
}