fixed style sheet

Author: howcom

css3-values/Overview.src.html

@@ -13,7 +13,7 @@
     .del { text-decoration: line-through}
     .say { font-style: italic }
   </style>
-  <link rel="stylesheet" type="text/css" href="default.css">
+  <link rel="stylesheet" type="text/css" href="../default.css">
   <link rel="stylesheet" type="text/css" href="http://www.w3.org/StyleSheets/TR/W3C-[STATUS].css">
 </head>