[#722] Librarians Dream: make mobile friendly

* move column-specific CSS into a media query

* adjust some specificity, remove unneeded !importants
[#722] Line Up: make mobile friendly

* move column-specific CSS to a media query
[#722] Marginless: make mobile friendly

* move column-specific CSS to a media query

* various tweaks to remove redundant css
[#722] Mobility: tweak because core2base is now mobile friendly

* remove a lot of the column-specific CSS; this is mostly the same as
  its parent Tabula Rasa

* print the module jump link on all layout types, but hide on multiple
  columns + larger screens
[#722] Modish: make mobile friendly

* make the navigation appear consistently on the left on one-column

(not much work was needed here!)
[#722] Modular: make mobile friendly

* move column-specific css to a media query
[#722] Motion: make mobile-friendly

* move column-specific css to a media query
[#722] Nouveau Oleanders: make this mobile friendly

* move column-specific CSS into a media query

* don't alternate left/right on smaller screens
[#722] Paletteable: make mobile friendly

* move column-specific css to a media query

* reduce redundant css
[#722] Paper Me: make this mobile friendly

* move column specific CSS to a media query
[#722] Patsy: make this mobile friendly

* move column-specific CSS into a media query

* remove big margins on mobile view (for userpics + strip of color down the left side)
[#722] Planet Caravan: make this mobile friendly

* move column-specific CSS to a media query

* adjust the userpic/borders/side margins to take up less horizontal
  space on smaller screens
[#722] Practicality: make this mobile friendly

* move column-specific CSS to a media query
[#722] Refried Tablet: make this mobile friendly

* move column-specific CSS to a media query
[#722] Snakes and Boxes: Make this mobile friendly

* move column-specific CSS to a media query
[#722] Stepping Stones: make this mobile friendly

* move column-specific CSS to a media query
[#722] Strata: make this mobile friendly

* move column-specific CSS to a media query

* make sure that module-calendar and module-syndicate css overrides
  tabula rasa
[#722] Summertime: make this mobile friendly

* move column-specific CSS to a media query

* shrink side margins for mobile view

* refactored module styling to use
  #secondary-container/#tertiary-container when applicable instead of
  .x-column #secondary
[#722] Tectonic: make this mobile friendly

* move column specific CSS to a media query
[#722] Tranquility III: make this mobile friendly

* move column-specific CSS to a media query