Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
<root>
<head>
<style type="text/css">
root, html {
display: block;
margin: 0; padding: 0;
}
root {
margin: 20px 0;
}
html {
background-color: green;
margin: 10px 0;
height: 100px;
}
</style>
</head>
</html>
</root>