<!DOCTYPE html>
<html lang="it">
<head>
<meta charset="UTF-8">
<title>QR Code Styling</title>
<style>
body {
margin: 0;
padding: 0;
}
#qrcode-img {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
object-fit: fill;
}
</style>
</head>
<body>
<img id="qrcode-img" src="https://image-charts.com/chart?chs=100x100&cht=qr&chl=https://test.com">
</body>
</html>