<html>
  <svg>
  <foreignObject style="overflow: visible;"
      width="400" height="400" filter="url(#blur)">
    <div id=target>test</div>
  </foreignObject>
  <g>
    <defs>
        <filter id="blur">
          <feGaussianBlur stdDeviation="0.1"/>
        </filter>
    </defs>
    </g>
  </svg>
</html>