ef="reference/transforms-rotate-degree-90-ref.html">
    <meta name="assert" content="If the rotate with parameter not provided, greenRectangle will not cover redRectangle.">
    <style type="text/css">
      .greenRectangle {
        position: absolute;
        top: 100px;
        left: 100px;
        width: 150px;
        height: 100px;
        background: green;
        transform: rotate(90deg);
      }

      .redRectangl {
        position: absolute;
        top: 75px;
        left: 125px;
        widt