<!DOCTYPE html>
<html>
<head>
<style>
div {
margin: 20px;
padding: 10px;
width: 300px;
height: 100px;
border: 1px solid black;
outline: 1px solid red;
/* Move the outline 15px away from the border */
outline-offset: 15px;
}
</style>
</head>
<body>
<p><b>Note:</b> Internet Explorer does not support the outline-offset property.</p>
<div>This div has an outline 15px outside the border edge.</div>
</body>
</html>