no-transition-from-ua-to-blocking-stylesheet.html

<!DOCTYPE html>
<title>CSS Transitions Test: No color transition from initial to blocking stylesheet value</title>
<link rel="help" href="https://drafts.csswg.org/css-transitions/#style-change-event">
<link rel="match" href="no-transition-from-ua-to-blocking-stylesheet-ref.html">
<link rel="stylesheet" href="../support/a-green-transition.css">
<div class="a">This text should be green on load.</div>

chromium/third_party/blink/web_tests/external/wpt/css/css-transitions/render-blocking/no-transition-from-ua-to-blocking-stylesheet.html