protected function process_property_value( $property, $value ) {
		$properties = apply_filters(
			'kirki_output_property_classnames',
			[
				'font-family'         => '\Kirki\Modules\CSS\Property\Font_Family',
				'background-image'    => '\Kirki\Modules\CSS\Property\Background_Image',
				'background-position' => '\Kirki\Modules\CSS\Property\Background_Position',
			]
		);
		if ( array_key_exists( $property, $properties ) ) {
			$classname = $properties[ $property ];
			$obj       = new $classname( $property, $value );
			return $obj->get_value();
		}
		return $value;
	}