css fix safari

git-svn-id: https://plugins.svn.wordpress.org/bmo-expo/trunk@859673 b8457f37-d9ea-0310-8a92-e5e31aec5664
css fix

git-svn-id: https://plugins.svn.wordpress.org/bmo-expo/trunk@859678 b8457f37-d9ea-0310-8a92-e5e31aec5664