css copy fix

Author: abtv

frontend-release/index.html

@@ -14,7 +14,7 @@
 
     <link href="css/bootstrap.min.css" rel="stylesheet">
     <link href="font-awesome/css/font-awesome.min.css" rel="stylesheet" type="text/css">
-    <link href="css/sb-admin.css" rel="stylesheet">
+    <link href="css/site.css" rel="stylesheet">
 
     <!--[if lt IE 9]>
     <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>