edit design

lib/view/pages/talk/chatTextfield.dart

@@ -68,7 +68,7 @@ class _ChatTextfieldState extends State<ChatTextfield> {
           child: Container(
             padding: const EdgeInsets.only(left: 10, bottom: 1, top: 1, right: 10),
             width: double.infinity,
-            color: Theme.of(context).colorScheme.secondary,
+            color: Theme.of(context).primaryColor,
             child: Row(
               children: <Widget>[
                 GestureDetector(