public function get_css_classes() {
		$classes = [
			'tribe-common-b1',
			'tribe-common-b2--min-medium',
			'tribe-tickets__form-field',
			'tribe-tickets__form-field--' . $this->type,
			'tribe-tickets__form-field--required' => $this->is_required(),
		];

		return array_merge( $classes, $this->classes );
	}