We would like to know how to create triangle down.
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
div {<!-- w w w .j a v a 2 s. c o m-->
width: 0;
height: 0;
border: 8px solid transparent;
border-top-color: #000;
}
</style>
</head>
<body>
<div></div>
</body>
</html>
The code above is rendered as follows: