diff --git a/web/onos-topology.html b/web/onos-topology.html
index b0614c9..9d90ea4 100644
--- a/web/onos-topology.html
+++ b/web/onos-topology.html
@@ -2,11 +2,6 @@
 <html>
 <meta charset="utf-8">
 <style>
-path.link {
-  fill: none;
-  stroke: #666;
-  stroke-width: 1.5px;
-}
 circle {
   stroke: #333;
   stroke-width: 1.5px;
@@ -40,6 +35,13 @@
       orient="auto">
       <path d="M0,-5L10,0L0,5"/>
     </marker>
+    <marker id="TriangleRed"
+      viewBox="0 -5 10 10" refX="10" refY="-0.2" 
+      markerUnits="strokeWidth"
+      markerWidth="6" markerHeight="6"
+      orient="auto">
+      <path d="M0,-5L10,0L0,5" fill="red" stroke="red"/>
+    </marker>
   </defs>
 <h1>ONOS Sprint 4 Demo GUI</h1>
 <h2>Controller Status</h2>