JSFiddle - React, Tailwind, and code Playground

HTML

<body>
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    <br /><br />v<br />
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    v
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    <br />v
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</body>

CSS

html, body {
    height: 100%;
}

body { 
    background: -webkit-gradient(radial, circle, 0, circle, 70, color-stop(0%, #718aa7), color-stop(70%, #203044));
  background: -webkit-radial-gradient(circle, #718aa7 0%, #203044 70%);
  background: -moz-radial-gradient(circle, #718aa7 0%, #203044 70%);
  background: -o-radial-gradient(circle, #718aa7 0%, #203044 70%);
  background: radial-gradient(circle, #718aa7 0%, #203044 70%);
    background-repeat: no-repeat;
    background-attachment: fixed;
}