Update app.py

app.py

@@ -124,7 +124,8 @@ with gr.Blocks(css=css) as demo:
         image_in = gr.Image(
             label = "Source Image",
             source = "upload", 
-            type = "filepath"
+            type = "filepath",
+            elem_id = "image-in"
         )
 
         submit_btn = gr.Button(
@@ -132,7 +133,8 @@ with gr.Blocks(css=css) as demo:
         )
 
         video_out = gr.Video(
-            label = "Video Result"
+            label = "Video Result",
+            elem_id = "video-out"
         )
 
         with gr.Group(elem_id="share-btn-container", visible=False) as share_group: