Update app.py

app.py

@@ -22,7 +22,7 @@ tabs_css = """
         }
         /* Custom styling for tabs */
         .stTabs [data-baseweb="tab-list"] {
-            background-color: White;
+            background-color: white;
             border-radius: 20px;
             padding: 5px;
             box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);