<!DOCTYPE html> <!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<style>
body {
margin: 10px;
}
table {
border-spacing: 0px;
td {
width: 20px;
height: 20px;
padding: 0px;
th {
thead {
outline: 10px solid green;
tbody {
tfoot {
</style>
<table>
<thead>
<tr><th></th><th></th></tr>
</thead>
<tbody>
<tr><td></td><td></td></tr>
</tbody>
<tfoot>
</tfoot>
</table>