Removed margin around the "fork me" link

Although the image is absolutely positioned to top=0/right=0, the body still has some default margin  that was preventing it from truly snapping to the corner.

Author: Josh Goldberg

demo.css

@@ -1,4 +1,5 @@
 body {
+    margin: 0;
     text-align: center;
     font-family: 'Palatino Linotype';
     font-size: 24px;
@@ -27,4 +28,4 @@ h1 {
 
 #demo {
     width: 20em;
-}
+}