JSFiddle - React, Tailwind, and code Playground

by John Doe

HTML

<table>
  <tr>
    <td>1</td>
    <td>2</td>
    <td>3</td>
    <td >4</td>
  </tr>
    <tr>
    <td>1</td>
    <td>2</td>
    <td>3</td>
    <td class="red">4</td>
  </tr>
    <tr>
    <td>1</td>
    <td>2</td>
    <td>3</td>
    <td class="red">4</td>
  </tr>
    <tr>
    <td>1</td>
    <td>2</td>
    <td>3</td>
    <td class="red">4</td>
  </tr>
</table>

CSS

.red{
  background-color: red;
}
.red.pink{
  background-color: pink;
}

JavaScript

$(".red:odd").each(function() {
	$(this).addClass('pink');
});