JSFiddle - React, Tailwind, and code Playground

CSS

html {
    min-height: 100%;
}
body {
    height: 100%;
    background-image: url("http://ramki-vsem.ru/fon/fon-priroda3.jpg");
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover;
}