JSFiddle - React, Tailwind, and code Playground

HTML

<img src="https://s1.1zoom.ru/big0/697/Love_Night_Moon_Trees_Silhouette_Two_Dating_576752_1280x853.jpg">

CSS

body {
  margin: 0;
}
img {
  height: 100vh;
  width: 100vw;
}