ilters-grayscale-002-ref.html">
<meta name="assert" content="Check that backdrop-filter works with grayscale(100%) and a transparent background color."/>

<style>
div {
  width: 100px;
  height: 100px;
  position: absolute;
}

.background_object {
  left: 10px;
  top: 10px;
  background: orange;
}

.grayscale_backdrop {
  left: 60px;
  top: 60px;
  background: #fff0;
  backdrop-filter: grayscale(100%);
}
</style>
</head>

<body>
  <div class="background_object"></div>
  <div class="grayscale_backdrop"></div