JSFiddle - React, Tailwind, and code Playground

HTML

<div class="round" style="background-image:url(http://babiki.ru/uploads/images/e/5/b/f/581/e6b094b4f2.jpg)">
</div>
<img src="http://babiki.ru/uploads/images/e/5/b/f/581/e6b094b4f2.jpg" />

CSS

body {
    background: #999;
}

.round {
    width: 50px;
    height: 50px;
    border-radius: 50px;
    background: #fff 50% 50% no-repeat;
    background-size: cover;
}