More specific rubric

week_2/exercise_2/README.md

@@ -48,9 +48,9 @@ any materials you consulted. Because these pages are for imaginary organizations
 you have each made up, *we expect them to be fairly different from one another.*
 
 ### Grading Rubric:
-  * 1 point: Overall layout
-  * 1 point: Proper and varied rows and columns
-  * 1 point: Overall mobile layout, correct use of media queries
+  * 1 point: Header, hero element, and footer are laid out correctly on desktop
+  * 1 point: Correct use of column-count, flexbox, and css grid layouts
+  * 1 point: Mobile layout, with correct use of media queries
   * 1 point: Accessibility
   * 1 point: Fine details: Reasonable choice of typography, rounded corners
     as needed, icons where appropriate