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<!doctype HTML>
<html>
<meta charset="utf8">
<title>Content Visibility: hidden iframe (reference)</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<style>
div {
background: blue;
color: white;
}
</style>
<div>Test passes if the word “FAIL” does not appear below and if there is no red.</div>
<iframe id="frame" width=400 height=200 srcdoc=''></iframe>
<div>Test passes if the word “FAIL” does not appear above and if there is no red.</div>