make the button a bit more consistent to the other ownCloud interface
make the button a bit more consistent to the other ownCloud interface

alberanid/bookmarks,tflidd/bookmarks,shtrom/bookmarks,behrisch/bookmarks,shtrom/bookmarks,tflidd/bookmarks,owncloud/bookmarks,alberanid/bookmarks,owncloud/bookmarks,behrisch/bookmarks