<!DOCTYPE html>
<html>
<style>
.clipped {
background-color: green;
stroke: black;
stroke-width: 3;
fill: red;
clip-path: circle(35% at 50% 50%);
}
.svg {
width: 100px;
height: 100px;
zoom: 1.25;
}
</style>
<body>
<svg class="svg">
<circle class="clipped" cx="40" cy="40" r="40" />
</svg>
</body>
</html>