Update app.py

app.py

@@ -169,7 +169,7 @@ label {
     margin-right: 10px;
 }
 
-#submit_button_chat .button {
+.custom-submit-button {
     background-color: #E68369;
     color: white;
     border: none;
@@ -179,7 +179,7 @@ label {
     cursor: pointer;
 }
 
-#submit_button_chat:hover {
+.custom-submit-button:hover {
     background-color: white;
     color: #E6B9A6;
 }
@@ -285,7 +285,7 @@ with gr.Blocks(css=custom_css) as demo:
         audio_output = gr.Audio(label="🔊", visible=False)
     
     with gr.Row():
-        submit_button_chat = gr.Button("إرسال", interactive=True, visible=False)
+        submit_button_chat = gr.Button("إرسال", interactive=True, visible=False, elem_id="submit_button_chat", classes="custom-submit-button")
     with gr.Row():
         clear_btn = gr.Button("مسح", interactive=True, visible=False)