Try it Editor: CSS3 Resizing

Edit This Code :


<!DOCTYPE html>
<html>
<head>
<style> 
div {
    border: 2px solid;
    padding: 20px; 
    width: 300px;
    resize: horizontal;
    overflow: auto;
}
</style>
</head>
<body>

<p><b>Note:</b> Internet Explorer does not support the resize property.</p>

<div>Let the user resize the width of this div element.</div>

</body>
</html>

Result :