Simplify the following text for a Grade 12 native English-speaking person.
Original: Many classic postage stamps were engraved , although the practice is now mostly confined to particular countries , or used when a more `` elegant '' design is desired and a limited amount of different colors is acceptable .
Simplified: Many classic postage stamps were engraved , although the practice is now mostly confined to particular countries , or used when a more `` elegant '' design is desired and a limited color range is acceptable .