change flex-order to order

Author: Rares Matei

week-2/13-order/readme.md

@@ -1,8 +1,8 @@
 # Item order
 
-The `flex-order` property is used to move a *specific* item to a different position in the list.
+The `order` property is used to move a *specific* item to a different position in the list.
 
-> **Remember:** if you forgot how to use the `flex-order` property, you can always:
+> **Remember:** if you forgot how to use the `order` property, you can always:
 > 1. Google the word "flexbox"
 > 2. Click on the link from "CSS-tricks"
 > ![Screenshot of how to google flexbox](/images/13-googling-flexbox.png)