Answers for "vertical align equivalent in bootstrap"

bootstrap vertical align

<div class="d-flex align-items-start">...</div>
<div class="d-flex align-items-end">...</div>
<div class="d-flex align-items-center">...</div>
<div class="d-flex align-items-baseline">...</div>
<div class="d-flex align-items-stretch">...</div>

align eliment in center of row bootstrap

<div class="row justify-content-center">
  ...inner divs and content...
</div>

how to center vertically in bootstrap col

<div class="my-auto">
  ...inner divs and content...
</div>