Update app.py

app.py

@@ -44,7 +44,7 @@ st.markdown("""
             background-color: white !important;
         }
         section[data-testid="stSidebar"] > div:first-child {
-    background-color: #ffffff !important;
+    background-color: #d4d4d4 !important;
     color: #333333 !important;
     padding: 2rem 1.5rem 1.5rem 1.5rem !important;
     border-radius: 12px;
@@ -53,9 +53,9 @@ st.markdown("""
     line-height: 1.5;
 }
             .block-container {
-            background-color: #f8f9fa !important;
-            color: #333333 !important;
-        }
+    background-color: #dcdcdc !important;
+    color: #333333 !important;
+}
 </style>
         
 """, unsafe_allow_html=True)