css/css-highlight-api/highlight-text-replace-ref.html - external/github.com/web-platform-tests/wpt - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
     <style>
         :root {
             font-family: monospace;
         }
         #highlight {
             background-color: yellow;
             color:green;
         }
     </style>
 </head>
 <body>
     One<span id="highlight"> </span>t<span id="highlight">w</span>o three
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<style>
	:root {
	font-family: monospace;
	}
	#highlight {
	background-color: yellow;
	color:green;
	}
	</style>
	</head>
	<body>
	One<span id="highlight"> </span>t<span id="highlight">w</span>o three
	</body>
	</html>