Update Gradio interface to use Ocean theme and remove unnecessary parameters

app.py

@@ -299,9 +299,8 @@ def apply_bg_image(image, background_file=None, background_color=None, bg_type="
 
 
 # Gradio interface
-with gr.Blocks() as demo:
+with gr.Blocks(theme=gr.themes.Ocean()) as demo:
     gr.Markdown("# Image and Video Background Remover & Changer\n\nRemove or apply background to images and videos.")
-    
     with gr.Tab("Remove Image Background"):
         with gr.Row():
             image_input = gr.Image(label="Upload Image", interactive=True)
@@ -324,7 +323,6 @@ with gr.Blocks() as demo:
         )
     
         remove_button.click(remove_bg_fn, inputs=image_input, outputs=slider)
-        
     with gr.Tab("Apply Background to Image"):
         
         with gr.Row():
@@ -398,8 +396,6 @@ with gr.Blocks() as demo:
             inputs=[image_input, bg_image, color_picker, bg_type],
             outputs= slider,
         )
-        
-    
     with gr.Tab("Remove Video Background"):
         with gr.Row():
             in_video = gr.Video(label="Input Video", interactive=True)
@@ -535,4 +531,4 @@ with gr.Blocks() as demo:
         )
 
 if __name__ == "__main__":
-    demo.launch(show_error=True, ssr_mode=False)
+    demo.launch(show_error=True)