FlexBox flexible box layout
https://css-tricks.com/snippets/css/a-guide-to-flexbox/
The dimensions are not react native units, which represents a separate pixel devices.
Parent View Properties:
flexDirection attribute defines the child elements of the parent view along the horizontal axis or direction of the side of the shaft arrangement.
flexWarp disposed wrap, multi-line display.
justifyContent attribute defines how the browser resilient dispensing container along the main shaft between the parent (flex) and the space surrounding the element, the default is flex-start.
alignItems: axial side alignment.