* Adds soft hyphens to homepage

* auto-hyphenates!

* Tighter line-height in logo

* Fixes spacing and typography below xs breakpoint

* Fixes xs-sm spacing and typography

* Fixes border widths

* Link hover uses wavy underline instead of fat underline

* Fixes committee img layout on <xs

* Nice separators between committee members

* Better styling for committee member heading

* Consistent start-end block padding for sections

* Better breadcrumb styling

* Neatens alignment in footer

* Renames scss/variables -> scss/custom-properties

* Pulls out colours SCSS variables

* Merges margins and padding values

* Moves variables/colours -> values/colours

* Starts migrating spacing values to SCSS

* Pulls out typography logic to SCSS variables/functions

* Removes unneeded --er custom property

* Calculates grid-total-width-absolute in SCSS

* Forwards constants with @forward

* Removes TODOs and unnecessary assignment to --width-prose

* Font size inflation

* Removes main adjustment for IE

* Documents hr corrections

* Documents pre corrections

* Documents abbr[title] corrections

* Documents b, strong corrections

* Squishes pre rule with code,kbd,samp

* Documents sub,sub line-height fix

* Removes IE fix for img borders

* Documents form control resets

* Documents details display:block

* Documents summary correction

* Removes [hidden] fix for IE

* Adds border-box sizing rules

* Refactors links

* Eiks 31 fixes

* Improves list styling

* Installs Sass

* installs concurrently

* Ports CSS to SCSS

* Gitignores CSS build output

* Moves public/main.css to scss/index.scss

* Fixes port to SCSS

* Use-ifies base styles

* Use-ifies layout styles

* Use-ifies modules styles

* Use-ifies variables

* Use-ifies utils

* Moves normalize to scss

* Implements a CSS minifying step with CSSO

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Co-authored-by: Joe Carstairs <jcarstairs@scottlogic.com>