- fix website comments section and changed comment button to primary
- replaced shadow with border on card style for website
- removed line-height from avatar as it is unnecessary
* changed multiselect feilds background color
* changed page-card border color for error and login page
* moved sidebar image border to image instead of sidebar-image-section
* added function to calculate letterspacing based on espresso
* added mixin to add font-size, font-weight and letter-spacing
* letter spacing is based on size and weight
* changed letter spacing on major places
* misc: minor kanban style fixes and changed border radius for .page-card