JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <img src="https://media.giphy.com/media/RLovqEJoo7o4w/giphy.gif" alt="">
</div>

CSS

.container {
  margin: 1em;
  background: black;
  outline: dashed 3px lightgray;
  width: 500px;
  height: 500px;

  position: relative;
}
.container img {
  position: absolute;
  top: 0; bottom:0; left: 0; right:0;
  margin: auto;  
}