JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    
    <tr id="one">
    <td><td><td></td>
    </tr>
    
    <tr id="two">
    <td><td><td></td><td></td>
    </tr>
    <div> 
    </table>

CSS

#one td{
     width:50px;
    height:50px;
    border: 1px solid white;  
    border-color:#ff0000;}