JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>dv-scalebar</title>
    <script src="https://unpkg.com/dv-scalebar/dist/dv-scalebar.lit.js" type="module"></script>
</head>
<body>
<dv-scalebar colors="Viridis" labels="0,2,4,6,8,10" ticks="11"></dv-scalebar>
</body>
</html>

CSS

html,body {
  height:100%
}

body {
  display:flex;
  justify-content:center;
  align-items:center;
}