third_party/blink/web_tests/fast/inline/propagate-style-to-anonymous-children-of-inline.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <style>
 * {
   writing-mode: vertical-lr;
 }
 #child {
   display: table-header-group;
 }
 </style>
 <script>
 function start() {
   document.styleSheets[0].deleteRule(0);

   if (window.testRunner)
     testRunner.dumpAsText();
 }
 </script>
 <body onload="start();">
 <span><span id="child">Test passes if it does not crash.</span></span>
 </body>
	<!DOCTYPE html>
	<style>
	* {
	writing-mode: vertical-lr;
	}
	#child {
	display: table-header-group;
	}
	</style>
	<script>
	function start() {
	document.styleSheets[0].deleteRule(0);

	if (window.testRunner)
	testRunner.dumpAsText();
	}
	</script>
	<body onload="start();">
	<span><span id="child">Test passes if it does not crash.</span></span>
	</body>