<!DOCTYPE html>
<html>
<head>
<title>Title of the document </title>
<style>
img.background {
position: absolute;
left: 0px;
top: 0px;
z-index: -1;
width: 100%;
height: 100%;
-webkit-filter: blur(5px); /* Safari 6.0 - 9.0 */
filter: blur(5px);
}
</style>
</head>
<body>
<h1>Blurred background</h1>
<img class="background" src="/uploads/media/default/0001/01/25acddb3da54207bc6beb5838f65f022feaa81d7.jpeg" alt="Aleq">
<p><strong>Note:</strong> The filter property is not supported in Internet Explorer, Safari 5.1 and earlier versions.</p>
</body>
</html>