<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <title>Pagination with Borders</title>
  <style type="text/css">
    .container {
      height: 0;
      border-bottom: 10px solid blue;
    }
    .overflow {
      height: 195px;
      border-bottom: solid 10px aqua;
    }

    .multicol {
      height: 200px;
      width: 300px;
      -moz-column-width: 150px;
      -moz-column-gap: 0;
      -moz-column-fill: auto;
      border: solid silver;
    }
  </style>
 </head>
 <body>
  There must be a continuous 10px line at the top
  of the gray box, the left half blue and the right
  half aqua.
  <div class="multicol">
    <div class="container">
      <div class="overflow">
      </div>
    </div>
  </div>
 </body>
</html>