Create a SVG animated rectangle
A simple example of creating a SVG animated rectangle.
<!DOCTYPE HTML>
<html>
<head>
<style>
body {
margin: 0px;
padding: 0px;
}
</style>
</head>
<body>
<svg height="500" width="500">
<rect id="rec" x="100" y="100" width="300" height="100" style="fill:lime">
<animate attributeName="width" attributeType="XML" begin="0s" dur="2s" fill="freeze" from="100" to="300" />
<animate attributeName="height" attributeType="XML" begin="2s" dur="4s" fill="freeze" from="100" to="300" />
</rect>
</svg>
</body>
</html>