JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr class="hdrdivs">             <th>SAN ANTONIO&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </th>             <th> Record</th>           </tr> <tr><td colspan="2">&nbsp;</td></tr>
    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883 9995</td><td>To Be Determined</td></tr>    <tr><td>1999 2003 2005</td><td>World Champions</td></tr>
    <tr><td>4485 5553 6665</td><td>To Be Determined</td></tr>
    <tr><td>7785 8883...

CSS

.hdrdivs.changetop{
    position:fixed;
    top:0px;
    left:9px;
    background-color:#FFF;
}
td, th{
    border:1px solid #999;
}
th{
    line-height: 30px;
}

JavaScript

$('th, tr:nth-child(10) td, tr:nth-child(20n) td').each(function() {
    $(this).attr('width', $(this).width());
});

$('.hdrdivs').addClass('changetop');