Relative parent
Static parent
Absolute child
Static sibling
<div class="flex bg-grey-lighter">
<div class="flex-1 text-grey-darker text-center bg-grey-light px-4 py-2 m-2">1</div>
<div class="flex-1 text-grey-darker text-center bg-grey-light px-4 py-2 m-2">2</div>
<div class="flex-1 text-grey-darker text-center bg-grey-light px-4 py-2 m-2">3</div>
</div>