4 <!-- The interaction of "static position" with margin collapsing is not well
5 defined. In CSS 2.1, there is no hint regarding the expected rendering,
6 so this test may turn out invalid. -->
7 <style type=
"text/css">
10 background-color: red
;
14 width: 20px; height: 20px;
15 background-color: blue
;
22 background-color: green
;