[CORD-2424] Adding Instances and Networks to the graph

Change-Id: Ib30081f4995930d979447af59124896f1308f54d
diff --git a/src/app/style/vars.scss b/src/app/style/vars.scss
index 2f2f829..c95413a 100644
--- a/src/app/style/vars.scss
+++ b/src/app/style/vars.scss
@@ -41,6 +41,11 @@
 $color-danger: #DB524B;
 $color-success: #1bbf89;
 
+// SERVICE GRAPH COLORS
+$serviceinstances-fg: green;
+$instances-fg: #b0dff6;
+$networks-fg: #f696ad;
+
 // SIZES
 $padding: 10px;
 $navigation-width: 200px;