We would like to know how to set after content for div.
<!-- w w w. j a v a 2s . co m-->
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
.right-arrow:after {
content: '\25BA'
}
</style>
</head>
<body>
<div class="right-arrow"></div>
</body>
</html>
The code above is rendered as follows: