4 <title>Set Page Color Popup</title>
21 font-family: sans-serif;
31 border: 1px solid red;
35 border: 1px solid blue;
39 border: 1px solid green;
43 border: 1px solid yellow;
47 <script src="popup.js"></script>
50 <div id="red">red</div>
51 <div id="blue">blue</div>
52 <div id="green">green</div>
53 <div id="yellow">yellow</div>