1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
2 <html>
3 <head>
4 <title>CSS Test: Background on a column element shows if all elements above its layer are transparent</title>
5 <link rel="author" title="Microsoft" href="http://www.microsoft.com/">
6 <link rel="help" href="http://www.w3.org/TR/CSS21/tables.html#table-layers">
7 <meta name="flags" content="">
8 <meta name="assert" content="A background set on a column element will show if all table element layers above it are transparent.">
9 <style type="text/css">
10 table
11 {
12 border-collapse: collapse;
13 }
14 table, colgroup
15 {
16 background-color: red;
17 }
18 col
19 {
20 background-color: green;
21 }
22 td
23 {
24 height: 2em;
25 width: 2em;
26 }
27 </style>
28 </head>
29 <body>
30 <p>Test passes if there is no red visible on the page.</p>
31 <table>
32 <colgroup>
33 <col>
34 <col>
35 <col>
36 </colgroup>
37 <tbody>
38 <tr>
39 <td></td>
40 <td></td>
41 <td></td>
42 </tr>
43 <tr>
44 <td></td>
45 <td></td>
46 <td></td>
47 </tr>
48 <tr>
49 <td></td>
50 <td></td>
51 <td></td>
52 </tr>
53 </tbody>
54 </table>
55 </body>
56 </html>