<!DOCTYPE html> <!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<style>
table {
    border-spacing: 10px;
    border: 10px solid green;
}

td {
    width: 20px;
    height: 20px;
    padding: 0px;
}

th {
    width: 20px;
    height: 20px;
    padding: 0px;
}
</style>
<table>
<thead>
<tr><th></th><th></th></tr>
</thead>
<tbody>
<tr><td></td><td></td></tr>
</tbody>
</table>

<table style="border-collapse: collapse;">
<thead>
<tr><th></th><th></th></tr>
</thead>
<tbody>
<tr><td></td><td></td></tr>
</tbody>
</table>