[BUGFIX] EM: fix state columns' CSS

Brings official typo3.org state colors. Also fixes several
errors for IE and hovering in general.

Change-Id: Ib24edbe60ac0fb4aad259be3e603d836bed27ab0
Fixes: #46955
Releases: 6.1, 6.0
Reviewed-on: https://review.typo3.org/19621
Reviewed-by: Sascha Egerer
Tested-by: Sascha Egerer
Reviewed-by: Christian Kuhn
Tested-by: Christian Kuhn