Refs #2440: show portal title on 600px and smaller (no logo)
Refs #2440: fix Migration slideshow on 480px screens
Refs #2440: fix Migration slideshow on 800px screens
more margin-top for header, when logged in, on 480px screens
Refs #2440 country profile: fix flag position on 480px
decrease page title font-size, as in Family Portals
Refs #2440 listing pages (projects, awards etc): gray box for each item
Refs #2440 listing pages: adjust thumbnail position