<!DOCTYPE HTML>
<title>border-radius and border-collapse tables</title>
<style>
body { background: white; color: black }
table { border-collapse: collapse; margin: 1em 2px; }
td { border: 1px solid black; }
.radius { border: 3px solid teal; background: aqua; color: black; }
</style>
<h1>border-radius and border-collapse tables</h1>
<table>
<tbody>
<tr><td>xx<td>xx<td>xx
</tbody>
<tbody class="radius">
<tr><td>xx<td>xx<td>xx
<tr><td>xx<td>xx<td>xx
</tbody>
<tbody>
<tr><td>xx<td>xx<td>xx
</tbody>
</table>
<table>
<tr class="radius"><td>xx<td>xx<td>xx
<tr><td>xx<td>xx<td>xx
</table>
<table>
<colgroup class="radius"><col><col><colgroup><col>
<tr><td>xx<td>xx<td>xx
<tr><td>xx<td>xx<td>xx
</table>
<table>
<col><col class="radius"><col>
<tr><td>xx<td>xx<td>xx
<tr><td>xx<td>xx<td>xx
</table>