Moved the jQuery-specific test suite CSS into a separate file.

test/data/testsuite.css

+/* for testing opacity set in styles in IE */
+ol#empty { opacity: 0; filter:Alpha(opacity=0); }
+
+div#fx-tests h4 {
+        background: red;
+}
+
+div#fx-tests h4.pass {
+        background: green;
+}
+
+div#fx-tests div.box {
+        background: red url(data/cow.jpg) no-repeat;
+        overflow: hidden;
+        border: 2px solid #000;
+}
+
+div#fx-tests div.overflow {
+        overflow: visible;
+}
+
+div.inline {
+        display: inline;
+}
+
+div.autoheight {
+        height: auto;
+}
+
+div.autowidth {
+        width: auto;
+}
+
+div.autoopacity {
+        opacity: auto;
+}
+
+div.largewidth {
+        width: 100px;
+}
+
+div.largeheight {
+        height: 100px;
+}
+
+div.largeopacity {
+        filter: progid:DXImageTransform.Microsoft.Alpha(opacity=100);
+}
+
+div.medwidth {
+        width: 50px;
+}
+
+div.medheight {
+        height: 50px;
+}
+
+div.medopacity {
+        opacity: 0.5;
+        filter: progid:DXImageTransform.Microsoft.Alpha(opacity=50);
+}
+
+div.nowidth {
+        width: 0px;
+}
+
+div.noheight {
+        height: 0px;
+}
+
+div.noopacity {
+        opacity: 0;
+        filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
+}
+
+div.hidden {
+        display: none;
+}
+
+div#fx-tests div.widewidth {
+        background-repeat: repeat-x;
+}
+
+div#fx-tests div.wideheight {
+        background-repeat: repeat-y;
+}
+
+div#fx-tests div.widewidth.wideheight {
+        background-repeat: repeat;
+}
+
+div#fx-tests div.noback {
+        background-image: none;
+}
+
+div.chain, div.chain div { width: 100px; height: 20px; position: relative; float: left; }
+div.chain div { position: absolute; top: 0px; left: 0px; }
+
+div.chain.test { background: red; }
+div.chain.test div { background: green; }
+
+div.chain.out { background: green; }
+div.chain.out div { background: red; display: none; }
+
+div#show-tests * { display: none; }

test/index.html

 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr" id="html">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" dir="ltr" id="html" class="qunit">
 <head>
 	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 	<title>jQuery Test Suite</title>
 	<link rel="Stylesheet" media="screen" href="qunit/testsuite.css" />
-	<style type="text/css" media="screen">
-		ol#empty { opacity: 0; filter:Alpha(opacity=0); } /* for testing opacity set in styles in IE */
-	</style>
+	<link rel="Stylesheet" media="screen" href="data/testsuite.css" />
 	<!-- Includes -->
 	<script type="text/javascript" src="data/testinit.js"></script>
 	<script type="text/javascript" src="../dist/jquery.js"></script>