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+<!DOCTYPE html>
+<title>Negative margins in LTR/RTL and BFC/non-BFC</title>
+<link rel="author" title="Koji Ishii" href="kojii@chromium.org">
+<link rel="help" href="https://www.w3.org/TR/CSS22/box.html#margin-properties" title="Margin properties">
+<link rel="match" href="negative-margin-001-ref.html">
+<style>
+html, body {
+ margin: 0;
+}
+html {
+ margin-left: 10px;
+}
+outer {
+ display: block;
+ border: blue 10px solid;
+ width: 100px;
+}
+inner {
+ display: block;
+ border: orange 10px solid;
+ margin-left: -20px;
+ margin-right: -50px;
+ height: 10px;
+}
+inner.bfc {
+ overflow: hidden;
+}
+</style>
+<body>
+ <outer>
+ <inner></inner>
+ </outer>
+ <outer dir="rtl">
+ <inner></inner>
+ </outer>
+ <outer>
+ <inner class="bfc"></inner>
+ </outer>
+ <outer dir="rtl">
+ <inner class="bfc"></inner>
+ </outer>
+</body>