Update app.py

app.py

@@ -98,19 +98,19 @@ def main():
             )
 
         with gr.Row():
-            with gr.Column(scale=1):
+            with gr.Column():
                 model_dropdown = gr.Dropdown(
                     choices=[
                         "OpenSora-v1-16x256x256.pth",
                         "OpenSora-v1-HQ-16x256x256.pth",
                         "OpenSora-v1-HQ-16x512x512.pth"
                     ], 
-                    label=""
+                    value="OpenSora-v1-16x256x256.pth"
                 )
-                prompt_text = gr.Textbox(value="", placeholder="Enter prompt text here", lines=4)
+                prompt_text = gr.Textbox(show_label=False, placeholder="Enter prompt text here", lines=4)
                 submit_button = gr.Button("Run Inference")
 
-            with gr.Column(scale=1.5):
+            with gr.Column():
                 output_video = gr.Video()
 
         submit_button.click(