chromium/third_party/blink/web_tests/css3/motion-path/combine-rotation.html

<!DOCTYPE html>
<html>
<head>
<style>
#div1 {
    position: absolute;
    left: 100;
    top: 200;
    offset: path('M 0 0 v 100') 0px 150deg;
    transform: rotate(30deg);
}
</style>
</head>
<body>
<div id="div1">div1</div>
</body>
</html>