Add application file

app.py

@@ -148,7 +148,21 @@ def get_completion_from_messages(messages, model="gpt-3.5-turbo", temperature=0)
     return response.choices[0].message["content"]
 
 def main():
+    def main():
+    page_bg_color = "#8B0000"  # Dark red background color
+
     st.title("Chat With Java")
+    st.markdown(f"""
+    <style>
+    .reportview-container {{
+        background-color: {page_bg_color};
+        color: white;
+    }}
+    .sidebar .sidebar-content {{
+        background-color: {page_bg_color};
+    }}
+    </style>
+    """, unsafe_allow_html=True)
     st.markdown("""
     Welcome to Chat With Java, your friendly waiter who's here to assist you with your dining choices. \
     From beverages to mouthwatering dishes and delightful desserts, I'm here to make your dining experience exceptional!\