diff --git a/public/app.js b/public/app.js
index a5b388b..60cb9a0 100644
--- a/public/app.js
+++ b/public/app.js
@@ -192,9 +192,8 @@ const options = {
   nodes: {
     shape: 'circle',
     size: 28,
-    borderWidth: 0.2,  // Reduced from 1 to 0.2 for a very thin border
+    borderWidth: 0,  // Removed border
     color: {
-      border: '#ffffff',  // Changed to white for a subtle border
       background: '#e0e0e0'
     }
   },