Update app.py

app.py

@@ -311,11 +311,28 @@ def create_nexus_interface():
             transition: all 0.3s ease !important;
             box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
             margin: auto;
+        }
+        
+        .primary-button:hover {
+            transform: translateY(-2px) !important;
+            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
+        }
+
+        .primary-button2 {
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
+            border: none !important;
+            color: white !important;
+            font-weight: 600 !important;
+            border-radius: 8px !important;
+            padding: 12px 24px !important;
+            transition: all 0.3s ease !important;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
+            margin: auto;
             margin-left: 10px;
             margin-right: 10px;
         }
         
-        .primary-button:hover {
+        .primary-button2:hover {
             transform: translateY(-2px) !important;
             box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
         }
@@ -421,7 +438,7 @@ def create_nexus_interface():
                     "Initialize API Key", 
                     variant="primary", 
                     scale=1,
-                    elem_classes=["primary-button"]
+                    elem_classes=["primary-button2"]
                 )
             
             api_key_status = gr.Textbox(