* Remove custom style for Product search block and ProductByCategoryBlock
These buttons are overwriting the default button appearance used in other blocks,
making the UI inconsistent. They lack focus and are not visible on dark backgrounds
* Replace the remove filter icon with a svg using currentColor as fill
* Fix Price Slider range icons visual bug
* Adjust close active filter icon colors to work for white as currentColor
* Use named font sizes instead of values in px
* Convert rem mixin to em
* Remove unnecessary line-height
* 'Design' -> 'layout'
* Add comment to magic line-heihgt number
* Update a couple of class names to use BEM
* Use consistent name for SCSS variables
* Fix order summary line heights
* Update docs/contributors/coding-guidelines.md
Co-authored-by: Mike Jolley <mike.jolley@me.com>
Co-authored-by: Mike Jolley <mike.jolley@me.com>
* Switch all font-sizes to use the mixin
* Add notice in coding-guidelines to use accessible font sizes
* Fix label alignment in forms with big font-sizes
* Fix Stripe input boxes font-size not being responsive
* Fix select overflowing in small font sizes
* Add rem function from woocommerce/woocommerce-blocks#2320
* Make the font-size() mixin set relative line-height values
* Convert several magic numbers to use the new mixins
* Update docs
* Update input/select paddings to use the rem mixin
* Add lineHeight comment
* Interpolate rem() mixin inside calc
* Make input padding use only relative units