Update app.py

app.py

@@ -13,7 +13,7 @@ st.markdown("""
     <style>
           
         .main {
-            background-color: #D3D3D3 !important;
+            background-color: #1A1A1A! !important;
             color: #cccccc!important;
 
         }
@@ -22,7 +22,7 @@ st.markdown("""
             color: #cccccc !important;
             padding-left: 3rem !important;
             padding-right: 3rem !important;
-            max-width: 1200px;  /* widen main feed */
+            max-width: 900px;  /* widen main feed */
             margin: auto;  /* center it */
         }
         /* Headings */