Update app.py

app.py

@@ -576,6 +576,8 @@ with gr.Blocks(css=STYLES) as demo:
 
       with gr.Tab("Chatting"):
         with gr.Column(elem_classes=['group-border']):
+          gr.Makrdown("in this section, you can chat with LLaMA2 about the story that you are writing right now. "
+                      "all the text in the textbox on the left will be injected as a context.")
           chatbot = gr.Chatbot([], elem_classes=['no-label-chatbot'])
           chat_txt = gr.Textbox(placeholder="enter question", elem_classes=['no-label'])
 
@@ -593,10 +595,11 @@ with gr.Blocks(css=STYLES) as demo:
           gen_cover_art_prompt = gr.Textbox(lines=3, max_lines=3, elem_classes=['no-label'])
           # toggle between "generate prompt for cover art" and "generate cover art"
           gen_cover_art_btn = gr.Button("generate prompt for cover art", elem_classes=['control-label-font', 'control-button'])
-          gen_pdf_btn = gr.Button("export as PDF", elem_classes=['control-label-font', 'control-button'])
-          pdf_file = gr.File(visible=False)
 
         with gr.Column(elem_classes=['group-border']):
+          gen_pdf_btn = gr.Button("export as PDF", elem_classes=['control-label-font', 'control-button'])
+          pdf_file = gr.File(visible=False)
+            
           gr.Markdown("by clicking the button below, your stories will be shared within community. All shared stories will be "
                       "archived in [llama2-stories](https://huggingface.co/datasets/chansung/llama2-stories) dataset repository, and "
                       "they will be displayed in [chansung/LLaMA2-Story-Showcase](https://huggingface.co/spaces/chansung/LLaMA2-Story-Showcase) space.")