The space is still very slow; let's try without CSS

app.py

@@ -144,18 +144,7 @@ def resize_image(image, output_size=(1024, 576)):
     cropped_image = resized_image.crop((left, top, right, bottom))
     return cropped_image
 
-
-css = """
-img, video {
-    max-height: 400px;
-    object-fit: contain;
-}
-video {
-    margin: 0 auto
-}
-"""
-
-with gr.Blocks(css=css) as SVD_XT_1_1:
+with gr.Blocks() as SVD_XT_1_1:
     with gr.Row():
         with gr.Column():
             image = gr.Image(label="Upload your image", type="pil")