* Adjust tag and accounts page

* Remove units from 0px paddings

* feat: Cache status height to avoid expensive renders

* feat: Escape content and emojify in reducers

* fix(css): Remove backface-visibility: hidden from .scrollable

* fix(statuses): Avoid creating DOMParses inside a loop

Use `text-align: unset` instead of `text-align: start` which Edge doesn't support for now.

Also remove default margin on Safari.

* Re-add outline

* respect default of web browser

* fix(media_modal): Keyboard navigation

* fix(column_back_button): Use native button

* fix(media_gallery): Keyboard navigation

* fix(status_content): Make CW content focusable

* Remove outline from focused toot

* change style

Empty a element is created when there is no business e-mail input.

* Set contact address as mailto link

To be able to copy long email address

* Set style for mailto link

* Use a fainted text color for <hr> elements in the landing page

* remove trailing whitespace

* Fix protruded infomation board section

Set "flexwrap: wrap" for sections. Set upper and lower padding for each section, and adjust clearances around sections accordingly. Settings for viewport threshold 500px is no more needed.

* Fix mistake of reducing information-board padding

In according with this fix, additional padding setting  for maximum 840px width is no more needed.

* fix(dropdown_menu): Open as modal on mobile

* fix(dropdown_menu): Open modal on touch

* fix(dropdown_menu): Show status

* fix(dropdown_menu): Max dimensions and reduce padding

* chore(dropdown_menu): Test new functionality

* refactor: Use DropdownMenuContainer instead of DropdownMenu

* feat(privacy_dropdown): Open as modal on touch devices

* feat(modal_root): Do not load actions-modal async

`height: 100%` in `align-self: stretch` flexboxes doesn't work on Safari < 11.

https://bugs.webkit.org/show_bug.cgi?id=137730

This workaround uses flexbox instead of `height: 100%` to stretch height.

* fix(column_header): Invalid ARIA role

* fix(column): Remove hidden nodes from the DOM

* refactor(column_link): Remove unused property hideOnMobile

* fix(column_header): Use aria-pressed

* fix(column_header): Make collapsed content not focusable, add focusable property

* fix(column_loading): Make header non-focusable

* fix(column_settings): Use role to group the toggles

* Fix padding in hero container, landing page

Erase hero container padding to fit registration form to full width. By this setting, heading padding disappears, so I adjust heading padding.

* Specify attribute strictly for heading padding

To overwrite padding-bottom in superior settings.

* Make padding shorthand more concise

* Adjust mobile landing page

Change mobile viewport threshold to 840px in consideration of padding. Fix loss of "container hero" padding in about/more under 675px.

* Fix indent

Divide media-items to equal width, and hide overlaps.

* Allow longer link text on landing page (reduce padding for Mobile)

* remove empty line

* Improve remote profile disclaimer

* yarn run manage:translations

* Fix oddities with public profile CSS

* Remove trailing whitespace

Setting only padding-left made the logo left-shifted on mobile page. Margin-right was old setting for adjusting clearance between old logo and letter "Mastodon".

* Redesign extended information page

* Remove unused keys

* Add $ui-base-lighter-color variable to SCSS

* Add new logo

* Remove unused images

* feat(compose): More space on mobile devices

* feat(compose): Hide navigation when typing on mobile devices

* fix(compose): Make animation faster

* fix(navigation_bar): Remove hardcoded title

* fix(compose): Prevent accidental bluring

* fix(compose): Increase max-height to 600px