JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html><html><head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>패널 시리즈</title>
<style>
html {
	margin: 0px;
}
body {
	margin: 20px 30px;
}
#realmap {
	width: 850px;
	height: 750px;
    border: 1px solid lightgray;
    margin-bottom: 20px;
}
</style>
<link href="https://unpkg.com/realmap/realmap-style.css" rel="stylesheet" crossorigin="anonymous">
<link href="https://unpkg.com/realmap/realmap-export-style.css" rel="stylesheet" crossorigin="anonymous">

<style>
.green-layout {
    background-color: #00880020;
}
.red-button {
    color: red;
}

</style>



<script type="text/javascript" src="https://unpkg.com/realmap/export.js"></script>
<script type="text/javascript" src="https://unpkg.com/realmap/index.js"></script>



<script type="text/javascript">
	window.addEventListener('DOMContentLoaded', function () {
		try {
			init();
		} catch (err) {
			alert(err);
			console.error(err);
		}
	});	
</script>

  <script>
    var realMapLic = "upVcPE+wPOl3H1t2EmYDS2ZHHsIGhYOFvAiOqCN7jMScsYfjJ8xYHvcnjNP/alBGvwgv6MHcLk1itlg31ZMil9o5hU+SYjm4Y36LXWAlUU4zFfHLyfJrYkJ/CQ8eAe9knEDoO6g6qItm79yHT0KSfOj61RRag6zMyWEhOl7O9n/Hwl6Ih/mjqr3cLQlHWabvEhVyY82R38U=";
  </script>
</head>
<body>
	<div id="realmap"></div>
	<div id="actions"></div>

		</body></html>

JavaScript

const config = {
  title: false,
  credits: {
    visible: false
  },
  map: [{
    url: 'https://unpkg.com/realmap-collection/kr-sido-low.geo.json',
    padding: '0.8 0 0 0'
  }],
  body: {
    projection: 'mercator'
  },
  annotations: [{
    front: true,
    type: 'shape',
    shape: 'rectangle',
    offsetX: 20,
    offsetY: 20,
    width: 10,
    height: 28,
    style: {
      fill: '#628ECB'
    }
  }, {
    front: true,
    // scope: 'body',
    type: 'text',
    text: '지역별 최저 기온',
    offsetX: 40,
    offsetY: 20,
    height: 28,
    style: {
      fontSize: '15pt',
      fontWeight: 700
    }
  }],
  series: [{
    name: '시도',
    nullStyle: {
      fill: '#B4CBEF',
      stroke: '#fff'
    }
  }, {
    type: 'panel',
    name: '최저 기온',
    tooltipText: false,
    header: {
      backgroundStyle: args => {
        return {
          fill: 'red'
        };
      },
      style: {
        fill: 'white',
        fontWeight: 'bold'
      }
    },
    body: {
      text: '${tempMin}℃',
      style: {
        fontSize: '14px'
      }
    },
    style: {
      strokeWidth: 1,
      stroke: '#4A83B8'
    },
    dataUrl: 'https://www.realmap.co.kr/assets/data/kr-sido-weather.json'
  }]
};
let chart;
async function init() {
  chart = await RealMap.createChartAsync(document, 'realmap', config, true);
}