Left, right, up, down
Define the layout direction for a flexible container's elements.
This property is used to specify one aspect of an element that serves as a flexbox container.
Elements in a flexible container are laid out in one of four directions: left or right or up or down. Specify the direction using one of these keywords:
|column||Flow elements from left to right|
|column-reverse||Flow elements from right to left|
|row||Flow elements from top to bottom|
|row-reverse||Flow elements from bottom to top|