Update app.py

app.py

@@ -54,14 +54,15 @@ title = """
 """
 
 
-with gr.Blocks() as demo:
+with gr.Blocks(css=css) as demo:
     with gr.Column(elem_id="col-container"):
         gr.HTML(title)
         
-        with gr.Row():
+        with gr.Column():
             pdf_doc = gr.File(label="Load a pdf", file_types=['.pdf'], type="file")
-            langchain_status = gr.Textbox(label="Status")
-            load_pdf = gr.Button("Load pdf to langchain")
+            with gr.Row():
+                langchain_status = gr.Textbox(label="Status")
+                load_pdf = gr.Button("Load pdf to langchain")
         
         chatbot = gr.Chatbot([], elem_id="chatbot").style(height=350)
         with gr.Row():