Answers for "boot strap class for d-flex align-items-center fixed-top"

bootstrap flex align

<div class="d-flex justify-content-start">...</div>
<div class="d-flex justify-content-end">...</div>
<div class="d-flex justify-content-center">...</div>
<div class="d-flex justify-content-between">...</div>
<div class="d-flex justify-content-around">...</div>

align flex end bootstrap

<div class="d-flex justify-content-end">...</div>