JSFiddle - React, Tailwind, and code Playground

HTML

<svg></svg>

CSS

body, html {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
}

svg {
    background-color: green;
    height: 100%;
    width: 100%;
    /*
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    */
}