Update app.py

app.py

@@ -209,7 +209,7 @@ class LangChain_Document_QA:
     def gradio_interface(self):
       with gr.Blocks(css="style.css",theme=gr.themes.Soft()) as demo:
           with gr.Row():
-            gr.HTML("""<img class="image" src="https://www.syrahealth.com/images/SyraHealth_Logo_Dark.svg" alt="Image" width="210" height="210">
+            gr.HTML("""<center><img class="image" src="https://www.syrahealth.com/images/SyraHealth_Logo_Dark.svg" alt="Image" width="210" height="210"></center>
             """)
           with gr.Row():
             gr.HTML("""<center><h1>AI Mental Healthcare ChatBot</h1></center>""")
@@ -249,11 +249,11 @@ class LangChain_Document_QA:
           with gr.Row():
               with gr.Column(scale=0.50, min_width=0):
                   end_btn=gr.Button(
-                      value="End",elem_classes="height"
+                      value="End",
                       )
               with gr.Column(scale=0.50, min_width=0):
                   Sentiment_btn=gr.Button(
-                      value="📊",elem_classes="height",callback=self._on_sentiment_btn_click
+                      value="📊",callback=self._on_sentiment_btn_click
                   )
           with gr.Row():
             gr.HTML("""<center><h1>Sentiment and Emotion Score Graph</h1></center>""")