This example extracts definitions and creates example elements on the right hand side.
p {
background-color: #ccc;
border: 1px solid black;
}
/* The way this information is extracted isn't that great, but as long as the CSS is kept simple, it is fine for demonstration purposes */
h1 {
color: #cfcfcf;
background-color: red;
border: 1px solid green;
padding: 10px;
}
h2 {
color: PaleGoldenRod;
text-shadow: 0.1em 0.1em 5px #333;
border-color:#ff0000 #0000ff;
}