Update app.py

app.py

@@ -232,6 +232,8 @@ textarea {
     cursor: pointer;
     transition: color 0.3s, transform 0.3s;
     font-weight: 500;
+    border: 2px solid transparent; /* Transparent border for inactive tabs */
+    border-radius: 5px; /* Rounded edges */
 }
 
 /* Hover effect on tabs */
@@ -239,13 +241,15 @@ textarea {
     color: #FFCA28; /* Bright yellow on hover */
 }
 
-/* Active tab styling */
+/* Active tab styling with green border */
 .nav-tabs .nav-item.active {
-    color: #FF8C00; /* Orange color for active tab */
-    border-bottom: 3px solid #FF8C00; /* Orange underline for active tab */
+    color: #00FF00; /* Green color for active tab text */
+    border: 2px solid #00FF00; /* Green border for active tab */
     font-weight: 700;
+    background-color: rgba(0, 255, 0, 0.1); /* Light green background for active tab */
 }
 
+
 /* Billing Output */
 #billing_output {
     background: rgba(40, 40, 40, 0.9);