JSFiddle - React, Tailwind, and code Playground

HTML

<img src="https://static.pexels.com/photos/70497/pexels-photo-70497.jpeg" class="thumbnail"/>

CSS

.thumbnail{
  width: 100px;
  height: auto;
}
.thumbnail:hover {
    top:-50px;
    left:-35px;
    width:500px;
    height:auto;
    display:block;
    z-index:999;
    cursor: pointer;
    -webkit-transition-property: all;
    -webkit-transition-duration: 0.3s;
    -webkit-transition-timing-function: ease;
}