Update app.py

app.py

@@ -18,14 +18,14 @@ client = OpenAI(
 
 # Streamlit App UI
 st.title("🎥 AI-Powered Video Summarization")
+st.markdown(
+    
+# Define custom CSS
 st.markdown(
     """
     <style>
-    .stApp {
-        background-image: url("https://s29938.pcdn.co/wp-content/uploads/2019/02/Wallpaper-Kemra-WhiteSubwayTile-4-1100x1320.jpg.optimal.jpg");
-        background-size: cover;
-        background-position: center;
-        background-repeat: no-repeat;
+    body {
+        background-color: #f6bf46;  /* Light Blue */
     }
     </style>
     """,