<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
</head>
<body>
<svg width="400" height="250" >
<polygon points="220,30 270,210 180,230" style="fill:yellow;stroke:green;stroke-width:3" />
Sorry, inline SVG isn't supported by your browser.
</svg>
</body>
</html>