diff --git a/web/ons-demo/css/skin.2.css b/web/ons-demo/css/skin.2.css
index 27c9487..e69de29 100644
--- a/web/ons-demo/css/skin.2.css
+++ b/web/ons-demo/css/skin.2.css
@@ -1,3 +0,0 @@
-body {
-	background-color: blue;
-}
\ No newline at end of file
diff --git a/web/ons-demo/css/skin.default.css b/web/ons-demo/css/skin.default.css
index dd1e0ac..f6f125d 100644
--- a/web/ons-demo/css/skin.default.css
+++ b/web/ons-demo/css/skin.default.css
@@ -32,12 +32,19 @@
 	border: 1px solid white;
 }
 
+.header {
+	height: 50px;
+}
+
 #left .header {
 	background-color: lightgreen;
 }
 
 #right .header {
 	background-color: lightblue;
+	font-size: 12px;
+	padding-right: .25em;
+	-webkit-box-sizing: border-box;
 }
 
 #controllers {
@@ -48,4 +55,18 @@
 	background-color: blue;
 }
 
-#logo {}
+#logo {
+	height: 50px;
+}
+
+.edge {
+	fill: lightgray;
+	stroke: black;
+	stroke-width: 1.5px;
+}
+
+.aggregation {
+	fill: darkgrey;
+	stroke: black;
+	stroke-width: 2px;
+}