layout/reftests/margin-collapsing/block-non-sibling-2a.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <style type="text/css">
   5 #a {
   6  background-color: green;
   7  margin-bottom: 10px;
   8  height: 20px;
   9 }
  10 #b {
  11  background-color: green;
  12  margin-top: 20px;
  13 }
  14 #b div {
  15  height: 20px;
  16  margin-top: 40px;
  17 }
  18 </style>
  19 </head>
  20 <body>
  21 <div id="a">
  22 </div>
  23 <div id="b">
  24  <div></div>
  25 </div>
  26 </body>
  27 </html>