Source code
Revision control
Copy as Markdown
Other Tools
<!doctype html>
<title>CSS Test Reference</title>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<style>
#test {
background-color: green;
width: 200px;
height: 200px;
}
</style>
<p>Test passes if there is a green 200px times 200px square.</p>
<div id="test"></div>