CSS fixes for

- https://trello.com/c/2ebkl3ZK/76-odp-278-radio-buttons-wrap-awkwardly
- https://trello.com/c/s1u22FiQ/78-move-tabs-to-left-to-be-consistent-with-drupal-pages
- https://trello.com/c/bN6nFaTO/79-long-format-names-should-wrap-in-right-hand-column
- https://trello.com/c/8JZeulFf/77-tab-css-slightly-broken-in-ie10