change border color

app.py

@@ -39,6 +39,15 @@ def load_model():
     # return load()
     pass
 
+st.markdown("""
+    <style>
+        [data-testid="stChatInput"] {
+            background-color: #0e3745;
+            border-color:rgb(14, 17, 23);
+        }
+    </style>
+    """, unsafe_allow_html=True,
+)
 
 # chat componenets