## data-background: #00ffff

## data-background: #bb00bb

## data-background: lightblue

## data-background: #ff0000

## data-background: rgba(0, 0, 0, 0.2)

## data-background: salmon

## Background applied to stack

## Background applied to slide inside of stack

## Background image

    data-background-size="100px" data-background-repeat="repeat" data-background-color="#111"

## Same background twice (1/2)

## Same background twice (2/2)

## Video background

## Iframe background

## Same background twice vertical (1/2)

## Same background twice vertical (2/2)

## Same background from horizontal to vertical (1/3)

## Same background from horizontal to vertical (2/3)

## Same background from horizontal to vertical (3/3)