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+<!DOCTYPE html>
+<html>
+<head>
+ <title>background-size: 100% 100%; on body</title>
+ <style type="text/css">
+body
+{
+ background-image: url(green-8x20-blue-8x20-vertical.png);
+ background-repeat: no-repeat;
+ background-attachment: fixed;
+ overflow: hidden;
+
+ /*
+ * This should not affect how the background paints, that is, how the
+ * background image is sized:
+ *
+ * If the ‘background-attachment’ value for this image is ‘fixed’ [...] the
+ * background positioning area is the initial containing block [CSS21].
+ *
+ * Thus '100% 100%' below is relative to the viewport size, so we expect to
+ * see a background which, modulo aliasing, is half green and half blue.
+ */
+ height: 10000px;
+
+ background-size: 100% 100%;
+}
+ </style>
+</head>
+<body>
+</body>
+</html>