Minor site css adjustments

src/site/resources/css/site.css

@@ -0,0 +1,13 @@
+
+#poweredBy {
+  visibility: hidden;
+}
+
+
+#breadcrumbs {
+  padding: 3px 10px;
+}
+
+#footer {
+  padding: 3px 10px;
+}