Update app.py

app.py

@@ -320,11 +320,11 @@ class VideoQA:
         with gr.Blocks() as demo:
           gr.HTML("""<center><h1>Video Question Answering</h1></center>""")
           with gr.Row():
-            video = gr.Video()
+            video = gr.Video(elem_classes="videosize")
           with gr.Row():
             query = gr.Textbox("Query")
           with gr.Row():
-            output_video = gr.Video()
+            output_video = gr.Video(elem_classes="videosize")
 
           query.submit(self.main,[video,query],output_video)
         demo.launch(debug=True)