JSFiddle - React, Tailwind, and code Playground

HTML

Horizontal centering
<div class="">
    <img src="http://qnimate.com/wp-content/uploads/2014/05/redis.jpg" class="image" />
        <img src="http://qnimate.com/wp-content/uploads/2014/05/redis.jpg" class="image" />
</div>

CSS

.container
{
    width: 200px;
    background-color: orange;
}

.image
{
    display: block;
    height: 50px;
    width: 100px;
    margin-left: auto;
    margin-right: auto;
}