<!DOCTYPE html>

<html>
<head>
    <style>
        input {
            -webkit-clip-path: inset(0 90% 90% 0);
        }
    </style>
</head>
<body>
<p>The radio button below should be entirely clipped out</p>
<input type="radio" checked style="width:500px;height:500px;">
</body>
</html>