setting default border-width on input elems, rather than setting border-color as well
adding comment instructing how to use :not to style all input types EXCEPT submit with a 5px border
adding new lab flexible-grid
Merge branch 'master' into gh-pages

* master:
  adding new lab flexible-grid
  adding comment instructing how to use :not to style all input types EXCEPT submit with a 5px border
  setting default border-width on input elems, rather than setting border-color as well