<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Reference</title>
<style>
table { border-spacing: 0; padding: 0; border: none; }
td { border: none; padding: 0; }
td { width: 1.2em; height: 1.2em; }
#one { background: #FF0000; }
#two { background: rgba(255, 255, 0, 0.8); }
#three { background: rgba(0, 255, 0, 0.4); }
#four { background: rgba(0, 255, 255, 0.6); }
#five { background: rgba(0, 0, 255, 0.8); }
#six { background: rgba(255, 0, 255, 0.4); }
</style>
<body>
<p>Each column in the following table should have every cell the
same color, except for the checkerboard pattern at the right and
left used to indicate the row positions.</p>
<table>
<tr>
<td style="background: white"> </td>
<td id="one"> </td>
<td id="two"> </td>
<td id="three"> </td>
<td id="four"> </td>
<td id="five"> </td>
<td id="six"> </td>
<td style="background: black"> </td>
</tr>
<tr>
<td style="background: black"> </td>
<td id="one"> </td>
<td id="two"> </td>
<td id="three"> </td>
<td id="four"> </td>
<td id="five"> </td>
<td id="six"> </td>
<td style="background: white"> </td>
</tr>
<tr>
<td style="background: white"> </td>
<td id="one"> </td>
<td id="two"> </td>
<td id="three"> </td>
<td id="four"> </td>
<td id="five"> </td>
<td id="six"> </td>
<td style="background: black"> </td>
</tr>
<tr>
<td style="background: black"> </td>
<td id="one"> </td>
<td id="two"> </td>
<td id="three"> </td>
<td id="four"> </td>
<td id="five"> </td>
<td id="six"> </td>
<td style="background: white"> </td>
</tr>
</table>
</body>