JSFiddle - React, Tailwind, and code Playground

HTML

<body>
    <img src="http://uploads0.wikiart.org/images/jackson-pollock/mural.jpg" class="className" />
</body>

CSS

body { background: rgb(120, 150, 90);}
      .className {
          max-width: 100%;
          max-height: 100%;
          bottom: 0;
          left: 0;
          margin: auto;
          overflow: auto;
          position: fixed;
          right: 0;
          top: 0;
      }
      img { box-shadow: 0 0 5px rgba(0, 0, 0, 0.4);}