Flex

Parameters

type(required): begin / div / end
Alternatively: begincontainer / begincard / (div) / endcard / endcontainer
Alternative to div: nl (newline: like a div, but forces a new line at this point)

cols(default 3): number of columns on widest screen. If set to 0, width/number columns is not defined.

border(default false): whether the box should have a border

background(default transparent): the background of the grid cell. Defaults to white if border is true.

center(default false): center the text in the div

nomargin(default false): Overrides all margins and padding to 0