Update app.py

app.py

@@ -251,8 +251,6 @@ def main():
         return
 
     uploaded_video_file = st.file_uploader("Select a video file", type=["mp4", "avi"])
-
-
     uploaded_audio_file = st.file_uploader("Upload overlay audio (optional)", type=["mp3", "wav"])
 
 
@@ -298,7 +296,7 @@ def main():
     prompt = st.text_area("Edit the voiceover script prompt as needed:", value=initial_prompt.format(selected_duration=selected_duration), height=300)
 
 
-    if uploaded_file is not None and st.button("START PROCESSING"):
+    if uploaded_video_file is not None and st.button("START PROCESSING"):
         with st.spinner("Processing..."):
             overlay_audio_path = None
             if overlay_audio_file is not None: