<html>
<head>
<title>colgroup pseudos</title>
<style>
div.table {background-color:red; color:yellow; display:table}
div.col {background-color:green; width:400px; display:table-column}
</style>
</head>
<body>
<div class="table">
<div class="col" ></div> anonymous content
</div>
<div class="table">
<div class="col" ></div> <div style="display:table-cell">anonymous cell</div>
</div>
<div class="table">
<div class="col" ></div> <div style="display:table-row">anonymous row</div>
</div>
<div class="table">
<div class="col" ></div> <div style="display:table-row-group">anonymous rowgroup</div>
</div>
<div class="table">
<div class="col" ></div> <div style="display:table">anonymous table</div>
</div>
<div class="table">
<div class="col" ></div> <div style="display:table-caption">anonymous caption</div>
</div>
</body>
</html>