Position, direction �Ӽ�

�ϳ�� element�� Ҵ�Ǵ� box�� ȭ�鿡�� �� 迭�� Ѵ�.

��ȣ ��

A | B : A �Ǵ� B ���� �ϳ��̴�.

position : absolute | relative | static | fixed

�� element�� ְ�, �� ʴ´�.

�ʱⰪ�� static�̴�.

direction : ltr | rtl

�� element�� ְ�, ��ȴ�.

�ʱⰪ�� ltr�̴�.