css/css-backgrounds/background-image-cover-zoomed-1.html

<!DOCTYPE html>
<html>
<head>
    <title>CSS Background Test: background-size:cover should cover at zoom</title>
    <link rel="author" title="schenney" href="mailto:schenney@chromium.org">
    <link rel="help" href="https://www.w3.org/TR/css-backgrounds-3/#the-background-size">
    <link rel="match" href="reference/background-image-cover-zoomed-1-ref.html">
    <style>
      body {
        zoom: 80%;
      }
      body > div {
        background: #f00;
        width: 504px;
        height: 252px;
      }

      div > div {
        width: 504px;
        height: 252px;
        background-image: url(support/40px-wide-20px-tall-green-rect.png);
        background-size: cover;
        background-repeat: no-repeat;
      }
  </style>
</head>

<body>
  <div>
    <div>
    </div>
  </div>
</body>
</html>