JSFiddle - React, Tailwind, and code Playground

HTML

<body>
</body>

CSS

body {
      background-color: rgb(38, 38, 38);
    }

    canvas {
      border: 1px solid rgba(242, 198, 65, 0.1);
      margin: 50px auto 0 auto;
      display: block;
    }

CoffeeScript

$('#pevnyi_id').click(function()
    {
      alert('Належним чином спрацював JavaScript');
    }
);