selectable.go
func (s *selectable) AllByClass(text string) *MultiSelection {
	return newMultiSelection(s.session, s.selectors.Append(target.Class, text))
}
func (s *selectable) AllByClass(text string) *MultiSelection {
	return newMultiSelection(s.session, s.selectors.Append(target.Class, text))
}
// AllByClass finds zero or more elements with a given CSS class.