style-guide: Clarify 'later'

Massage the writing for clarity.
Fixes #702.

Author: Yong Bakos

src/pages/docs/style-guide.elm

@@ -88,9 +88,9 @@ We saved vertical lines here, but at the cost of regularity and ease of
 modification. If `Literal` ever becomes longer, all arrows must move. If any
 branch gets too long, everything needs to come down a line anyway.
 
-Having `case` appear *later* than the actual cases is strongly discouraged. It
+Having `case` appear further to the right than the actual cases is strongly discouraged. It
 should serve as a context clue that makes glancing through code easy, but when
-indented in crazy ways, it becomes more difficult to glance through.
+indented or positioned in crazy ways, it becomes more difficult to glance through.
 
 
 ## Types