Layouts: add layout-agnostic styling classes.
Search: fix spelling of media.
Bizin: WP-1009: only use event icon on bizin list.
Bizin: clean up menu styling.
Layouts: switch styles to new classes.
WP-1009: existing nodes should have background.
Spotlight: fix the name coloring and margin for video.
Spotlight: clearfiw for wide and full modes.