<!DOCTYPE html>
<html lang="en-US">
<body>
<svg height="110" width="110">
<defs>
<filter id="point" x="0" y="0">
<feGaussianBlur in="SourceGraphic" stdDeviation="8" />
</filter>
</defs>
<rect width="90" height="90" stroke="red" stroke-width="3"
fill="#339933" filter="url(#point)" />
</svg>
</body>
</html>