test/e2e/resources/elements/css-inject-stylesheet.html - devtools/devtools-frontend - Git at Google

 <!--
   Copyright 2022 The Chromium Authors
   Use of this source code is governed by a BSD-style license that can be
   found in the LICENSE file.
 -->
 <!DOCTYPE html>
 <style>
   #main {
     background: blue;
   }
 </style>
 <div id="main"></div>
	<!--
	Copyright 2022 The Chromium Authors
	Use of this source code is governed by a BSD-style license that can be
	found in the LICENSE file.
	-->
	<!DOCTYPE html>
	<style>
	#main {
	background: blue;
	}
	</style>
	<div id="main"></div>