Update app.py

app.py

@@ -37,7 +37,7 @@ st.markdown("""
         }
                                  .stAlert {
             background-color: #f0f0f5 !important;
-            color: #333333 !important;
+            color: #1A1A1A !important;
             padding: 1.25rem !important;
             font-size: 1rem !important;
             border-radius: 0.5rem !important;
@@ -57,7 +57,7 @@ st.markdown("""
     line-height: 1.5;
 }
             .block-container {
-    background-color: gray !important;
+    background-color: #1A1A1A !important;
     color: #1A1A1A !important;
     padding-left: 2rem !important;
     padding-right: 2rem !important;