get rid of additional 'gr.Row()' parent and change scale ratio to 9:1 from 4:1

app.py

@@ -156,13 +156,11 @@ with gr.Blocks(css=css) as demo:
     with gr.Row():
         with gr.Column(scale=1):
             with gr.Row():
-                with gr.Column(scale=4):
+                with gr.Column(scale=9):
                     question = gr.Textbox(label="Question")
                 with gr.Column(scale=1):
-                    with gr.Row():
-                        u = gr.UploadButton("Upload a file", file_count="single")
-                    with gr.Row():
-                        d = gr.DownloadButton("Download the file", visible=False)
+                    u = gr.UploadButton("Upload a file", file_count="single")
+                    d = gr.DownloadButton("Download the file", visible=False)
             with gr.Row():
                 with gr.Column(scale=1):
                     document = gr.Textbox(label="Document")