GUI -- TopoView - working on mouse gestures - drag, click on nodes; mouseover,mouseout (WIP).

Change-Id: I2ecd4f805267fe72685381eb297a3d4cbbbd360a
diff --git a/web/gui/src/main/webapp/app/view/topo/topo.css b/web/gui/src/main/webapp/app/view/topo/topo.css
index fa8be31..751d280 100644
--- a/web/gui/src/main/webapp/app/view/topo/topo.css
+++ b/web/gui/src/main/webapp/app/view/topo/topo.css
@@ -61,8 +61,7 @@
 }
 
 .light #ov-topo svg #topo-map {
-    stroke: #ddd;
-    /*stroke: #88b;*/
+    stroke: #eee;
 }
 .dark #ov-topo svg #topo-map {
     stroke: #444;