JSFiddle - React, Tailwind, and code Playground
HTML
<table style="width:99.5%">
<tr class="gridheader">
<td colspan="3" style="text-align:center">
Additional Info
</td>
</tr>
<tr class="gridheader">
<td style="padding-left:1em;">Name</td>
<td>Company</td>
<td>Phone</td>
</tr>
<tr>
<td style="padding-left:1em;">James Smith</td>
<td>Google, Inc.</td>
<td>(123) 456-7890</td>
</tr>
<tr>
<td style="padding-left:1em;">James Smith</td>
<td>Google, Inc.</td>
<td>(123) 456-7890</td>
</tr>
</table>
CSS
.gridheader { font-weight:bold;
background: #92C440 /*{f-bup-background-color}*/;
font-weight: bold;
color: #CCCCCC /*{f-bup-color}*/;
text-shadow: 0 /*{f-bup-shadow-x}*/ 0 /*{f-bup-shadow-y}*/ 0 /*{f-bup-shadow-radius}*/ #000000 /*{f-bup-shadow-color}*/;
background-image: -webkit-gradient(linear, left top, left bottom, from( #577526 /*{f-bup-background-start}*/), to( #ccFF59 /*{f-bup-background-end}*/)); /* Saf4+, Chrome */
background-image: -webkit-linear-gradient( #CCCCCC /*{f-bup-background-start}*/, #000000 /*{f-bup-background-end}*/); /* Chrome 10+, Saf5.1+ */
background-image: -moz-linear-gradient( #CCCCCC /*{f-bup-background-start}*/, #000000 /*{f-bup-background-end}*/); /* FF3.6 */
background-image: -ms-linear-gradient( #CCCCCC /*{f-bup-background-start}*/, #000000 /*{f-bup-background-end}*/); /* IE10 */
background-image: -o-linear-gradient( #CCCCCC /*{f-bup-background-start}*/, #000000 /*{f-bup-background-end}*/); /* Opera 11.10+ */
background-image: linear-gradient( #CCCCCC /*{f-bup-background-start}*/, #000000 /*{f-bup-background-end}*/);
}