Update app.py

app.py

@@ -275,7 +275,7 @@ def main():
             # Add the styled label using st.markdown
             st.markdown("""
                 <label for="query_input" style="font-size: 1.2rem; font-weight: bold; color: black;">
-                    <span style="color: white; background-color: white; padding: 0 0.2rem;">โปรดระบุคำถามเกี่ยวกับ ปฏิทินการศึกษา:</span>
+                    <span style="color: white; background-color: yellow; padding: 0 0.2rem;">โปรดระบุคำถามเกี่ยวกับ ปฏิทินการศึกษา:</span>
                 </label>
             """, unsafe_allow_html=True)
             
@@ -288,12 +288,39 @@ def main():
 
             # Button layout with enhanced styling
             col1, col2, col3 = st.columns([1, 1, 4])
+
             with col1:
-                send_query = st.button("📤 ส่งคำถาม", type="primary", use_container_width=True)
+                send_query = st.button(
+                    "📤 ส่งคำถาม",
+                    type="primary",
+                    use_container_width=True,
+                    key="send_query_button"
+                )
+                st.markdown("""
+                    <style>
+                    #send_query_button button {
+                        background-color: #28a745 !important; /* Green background */
+                        color: white !important;
+                    }
+                    </style>
+                """, unsafe_allow_html=True)
+
             with col2:
-                if st.button("🗑️ ล้างประวัติ", type="secondary", use_container_width=True):
-                    st.session_state.chat_history = []
-                    st.rerun()
+                clear_history = st.button(
+                    "🗑️ ล้างประวัติ",
+                    type="secondary",
+                    use_container_width=True,
+                    key="clear_history_button"
+                )
+                st.markdown("""
+                    <style>
+                    #clear_history_button button {
+                        background-color: #dc3545 !important; /* Red background */
+                        color: white !important;
+                    }
+                    </style>
+                """, unsafe_allow_html=True)
+
 
             # Process query
             if send_query and query: