FlexItem

A layout component to contain items of a fixed width within 
Flex.
Usage
See 
flex/README.md#usage for how to use 
FlexItem.
Props
display: 
CSSProperties['display']
The CSS display property of 
FlexItem.
Required: No
isBlock: 
boolean
Determines if 
FlexItem should render as an adaptive full-width block.
Required: No
Default: 
false