func (s *selectable) First(selector string) *Selection {
	return newSelection(s.session, s.selectors.Append(target.CSS, selector).At(0))
}
func (s *selectable) First(selector string) *Selection {
	return newSelection(s.session, s.selectors.Append(target.CSS, selector).At(0))
}
func ( s * selectable ) First ( selector string ) * Selection { return newSelection ( s . session , s . selectors . Append ( target . CSS , selector ) . At ( 0 ) ) }
// First finds the first element by CSS selector.
First finds the first element by CSS selector .