<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
</head>
<body>
<svg width="350" height="240">
<rect x="70" y="50" rx="30" ry="30" width="170" height="170" style="fill:green;stroke:darkgray;stroke-width:5;opacity:0.7" />
Sorry, inline SVG isn't supported by your browser..
</svg>
</body>
</html>