diff --git a/index.html b/index.html
index ebee19f..9783e87 100644
--- a/index.html
+++ b/index.html
@@ -400,7 +400,18 @@
             height: 20px;
         }
 
-        .anlage-icon, .nvp-icon, .infrastructure-icon {
+        .anlage-icon {
+            background: #005d78;
+            color: white;
+            border: 2px solid white;
+            border-radius: 50%;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            box-shadow: 0 2px 4px rgba(0,0,0,0.3);
+        }
+
+        .nvp-icon, .infrastructure-icon {
             background: #005d78;
             color: white;
             border: 2px solid white;