Flex container e flex itens (d-flex, flex-row, flex-column, flex-row-reverse)
Flex item 1
Flex item 2
Flex item 3
Alinhamento horizontal: justify-content-ALINHAMENTO: start, center, end, arround, between)
Flex item 1
Flex item 2
Flex item 3
Colunas: (d-flex, flex-column, flex-column-reverse)
Flex item 1
Flex item 2
Flex item 3
Alinhamento vertical: align-items-ALINHAMENTO (start, center, end, baseline, stretch))
Flex item 1
Flex item 2
Flex item 3
Alinhamento self: align-self-ALINHAMENTO (start, center, end, baseline, stretch))
Flex item 1
Flex item 2
Flex item 3
Flex item 4
Flex item 5