Adding chat clear button

app.py

@@ -138,10 +138,11 @@ css="""
 title = """
 <div style="text-align: center;max-width: 700px;">
     <h1>Chat with Data • OpenAI/HuggingFace</h1>
-    <p style="text-align: center;">Upload a file from your computer, click the "Load data to LangChain" button, <br />
+    <p style="text-align: center;">Upload a file from your system, click the "UpLoad file and generate embeddings" button, <br />
     when everything is ready, you can start asking questions about the data you uploaded ;) <br />
-    This version is just for QA retrival so it will not use chat history, and uses Hugging face as LLM, 
-    so you don't need any key</p>
+    This version is just for QA retrival so it will not use chat history, and gives you option to use HuggingFace/OpenAI as LLM's, 
+    make sure to add your key .
+    </p>
 </div>
 """
 
@@ -156,7 +157,7 @@ with gr.Blocks(css=css) as demo:
     with gr.Row():
         question = gr.Textbox(label="Type your question?",lines=1).style(full_width=False)
         submit_btn = gr.Button(value="Send message", variant="primary", scale = 1)
-        clean_chat = gr.Button(Value = "Clear chat", variant="primary", scale = 1)
+        clean_chat_btn =  gr.Button("✨ Delete all history")
 
     with gr.Column():
         with gr.Box():
@@ -196,7 +197,7 @@ with gr.Blocks(css=css) as demo:
 
     question.submit(add_text, [chatbot, question], [chatbot, question]).then(bot, chatbot, chatbot)
     submit_btn.click(add_text, [chatbot, question], [chatbot, question]).then(bot, chatbot, chatbot)
-    clean_chat.click(clear_chat, [], chatbot)
+    clean_chat_btn.click(clear_chat, [], chatbot)
 
 
 demo.launch()