code: def _lookup_style(element, names):
      '''
      Lookup style by either element name or the list of classes
      '''
      return _STYLES.get('_'+element, '') + \
          ''.join([_STYLES.get(name, '') for name in names]f _lookup_style(element, names):
      '''
      Lookup style by either element name or the list of classes
      '''
      return _STYLES.get('_'+element, '') + \
          ''.join([_STYLES.get(name, '') for name in names])
docs: Lookup style by either element name or the list of classes