class Lookbook::StylesExtractor

def extract_styles(text)
  css_parser = ::CssParser::Parser.new
  text.gsub(IFRAME_REGEX, "").scan(STYLE_TAGS_REGEX).flatten.map(&:strip).each do |css|
    css_parser.load_string!(css.strip)
  end
  styles = []
  css_parser.each_selector do |selector, declarations, specificity|
    styles << "#{selector} { #{declarations} }"
  end
  styles
end