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+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+
+<html xmlns="http://www.w3.org/1999/xhtml">
+
+ <head>
+
+  <title>CSS Test: margin collapsing - clear with child margin</title>
+
+  <!--
+  Inspired by
+  http://test.csswg.org/suites/css2.1/20110323/html4/c5525-fltmult-000.htm
+  -->
+
+  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
+  <link rel="reviewer" title="Arron Eicholz" href="arronei(at)gmail.com" /> <!-- 2013-07-30 -->
+  <link rel="bookmark" href="http://lists.w3.org/Archives/Public/public-css-testsuite/2012Jan/0022.html" title="[RC6] c5525-fltmult-000 imprecise and failed by several browsers" />
+  <link rel="help" href="http://www.w3.org/TR/CSS21/box.html#collapsing-margins" title="8.3.1 Collapsing margins" />
+  <link rel="match" href="../reference/ref-filled-green-100px-square.xht" />
+
+  <meta name="assert" content="An element on which 'clear' is set to a value other than 'none' can have its own margin-top collapse with its first inflow block-level child as long as no line boxes, no clearance, no padding and no border separate them." />
+
+  <style type="text/css"><![CDATA[
+  body {margin: 8px;}
+
+  p {margin: 1em 0em;}
+
+  div#overlapped-red
+  {
+  background-color: red;
+  height: 100px;
+  position: absolute;
+  width: 100px;
+  z-index: -1;
+  }
+
+  div#floated-left
+  {
+  background-color: green;
+  color: green;
+  float: left;
+  font: 1em/1.25 serif;
+  padding: 15px;
+  /*
+
+    15px : padding-top
+  +
+    20px : line box height
+  +
+    15px : padding-bottom
+   =====
+    50px
+
+  */
+  width: 70px;
+  }
+
+  div#cleared-left {clear: left;}
+
+  div#child-of-cleared-left
+  {
+  background-color: green;
+  color: green;
+  height: 50px;
+  margin-top: 50px;
+  width: 100px;
+  }
+
+  /*
+  The idea is to have div#cleared-left's margin-top collapse
+  with div#child-of-cleared-left's margin-top. The margin collapsing
+  should occur before calculating clearance.
+  */
+  ]]></style>
+
+ </head>
+
+ <body>
+
+  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
+
+  <div id="overlapped-red"></div>
+
+  <div id="floated-left">flt lef</div>
+
+  <div id="cleared-left">
+    <div id="child-of-cleared-left">chld clr</div>
+  </div>
+
+ </body>
+</html>