Edit This Code:
<!DOCTYPE html>
<html>
<head>
<style>#example1 {
    border: 1px solid black;
    background:url("img_flwr.gif");
    background-repeat: no-repeat;
    padding:15px;
}


#example2 {
    border: 1px solid black;
    background:url("img_flwr.gif");
    background-size: 100px 80px;
    background-repeat: no-repeat;
    padding:15px;
}

</style>
</head>
<body>

<p>Original background-image:</p>
<div id="example1">
<h2>Lorem Ipsum Dolor</h2>
<p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.</p>
<p>Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat.</p>
</div>

<p>Resized background-image:</p>
<div id="example2">
<h2>Lorem Ipsum Dolor</h2>
<p>Lorem ipsum dolor sit amet, consectetuer adipiscing elit, sed diam nonummy nibh euismod tincidunt ut laoreet dolore magna aliquam erat volutpat.</p>
<p>Ut wisi enim ad minim veniam, quis nostrud exerci tation ullamcorper suscipit lobortis nisl ut aliquip ex ea commodo consequat.</p>
</div>

</body>
</html>


Result:
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