Bootstrap align vertically center on the screen

You can use the following HTML to align items / div vertically center on the screen:

<div class="container d-flex flex-column min-vh-100 justify-content-center align-items-center">
    <div class="row">
        <div class="col">
            <h2 class="font-weight-light">Hello Bootstrap</h2>
            <p>
                This is a how you make a div vertically centered on a screen.
            </p>
        </div>
    </div>
</div>