class Crass::Parser

5.3.6. https://www.w3.org/TR/2013/WD-css-syntax-3-20130919/#parse-a-list-of-declarations

See {Crass.parse} for _options_.

attribute) and returns a parse tree.
Parses CSS properties (such as the contents of an HTML element's `style`

def self.parse_properties(input, options = {})
  Parser.new(input, options).parse_properties
end