399258-1.html
<!DOCTYPE html>
<html>
<body>
<div style="position:absolute; border: 20px solid black;
left: -50px; top: -50px; width: 3000px; height: 3000px;
border-radius: 160px; clip:rect(50px 60px 60px 50px);">
</div>
</body>
</html>
