<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>CSS Masking: mask-position: mask positioning</title>
    <link rel="author" title="Astley Chen" href="mailto:aschen@mozilla.com">
    <link rel="author" title="Mozilla" href="https://www.mozilla.org">
    <link rel="help" href="https://www.w3.org/TR/css-masking-1/#the-mask-position">
    <link rel="match" href="mask-position-7-ref.html">
    <meta name="assert" content="Test checks whether positioning mask layer works correctly or not.">
    <style type="text/css">
      div {
        width: 100px;
        height: 100px;
      }

      .outer {
        border: 1px solid black;
      }

      .outer > div {
        background-color: purple;
        mask-image: url(support/50x50-opaque-blue.svg);
        mask-repeat: no-repeat;
      }

      #inner1 {
        mask-position: right 0% top 40%;
      }

      #inner2 {
        mask-position: right 0px top 20px;
      }

      #inner3 {
        mask-position: right 0% bottom 60%;
      }

      #inner4 {
        mask-position: right 0px bottom 30px;
      }
    </style>
  </head>
  <body>
    <div class="outer"><div id="inner1"></div></div>
    <div class="outer"><div id="inner2"></div></div>
    <div class="outer"><div id="inner3"></div></div>
    <div class="outer"><div id="inner4"></div></div>
  </body>
</html>
