JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<div id='bucket'></div>
<p>Embedded: &#x263C; &#x263C;&#xFE0E; &#x263C;&#xFE0F;</p>
<div id='container'></div>

CSS

#container {
  float: left;
	height: 200px;
	width: 300px;
	margin: 0 auto;
}

* {font-family:serif !important}

JavaScript

var symbols = document.createElement('div');
symbols.innerHTML = '<p>Added: \u263C \u263C\uFE0E \u263C\uFE0F</p>';
document.getElementById('bucket').appendChild(symbols);
Highcharts.chart('container', {

    title: {
        text: 'In highcharts: \u263C \u263C\uFE0E \u263C\uFE0F'
    },

    xAxis: {
        categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
            'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'
        ]
    },

    series: [{
        data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4],
        type: 'column'
    }]

});