JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="img-container">
        <img src="http://placehold.it/350x800" alt="">
    </div>
</div>

CSS

.container {
    width: 100%;
    border: 1px solid red;
    display: table;
}

.img-container {
    display: table-cell;
    text-align: center;
    border: 1px solid blue;
    vertical-align: middle;
}