JSFiddle - React, Tailwind, and code Playground

HTML

<body>
        <div class="divz">
        </div>
</body>

CSS

html {
    height: 100%;
    background: rgb(42,69,66);
    background:  -webkit-linear-gradient(top, rgba(73,94,8,1) 0%, rgba(145,232,66,1) 100%) no-repeat;
}

body {
    height:100%;
}

.divz {
    background-color: olive;
    height: 100%;
}