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<!DOCTYPE html>
<meta charset="utf-8">
<title>backdrop-filter: The backdrop root concept</title>
<link rel="author" href="mailto:masonf@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropRoot">
<link rel=stylesheet  href="resources/backdrop-filter-backdrop-root.css">
<link rel="match"  href="backdrop-filter-backdrop-root-ref.html">

<!-- A Backdrop Root is formed, anywhere in the document, by:
     - An element with a mix-blend-mode value other than "normal".
     - An element with a will-change value specifying any property that would create a Backdrop Root on non-initial value. -->
<div class=container>
  <div class=testcase>
    <div style="mix-blend-mode:darken;"><div></div></div>
  </div>
  <div class=testcase>
    <div style="will-change:mix-blend-mode;"><div></div></div>
  </div>
</div>