JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<!-- saved from url=(0023)http://www.contoso.com/ -->
<html xmlns="http://www.w3.org/1999/xhtml">
<head><title>Direction Yandex map.</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <script src="https://api-maps.yandex.ru/1.1/index.xml?modules=regions" type="text/javascript"></script><script type="text/javascript">
        (function(A) {
            A.indexOf = A.indexOf || function(object) {
                for (var i = 0, l = this.length; i < l; i++) {
                    if (i in this && this[i] === object) {
                        return i; } }
                return -1;
            };
        })(Array.prototype);

        YMaps.jQuery(function () {
            var map = new YMaps.Map(YMaps.jQuery("#YMapsID")[0]);
            map.setCenter(new YMaps.GeoPoint(55, 55), 4);
            var zoom = new YMaps.Zoom();map.addControl(zoom);map.enableScrollZoom(true);
            YMaps.Regions.load("ru", function (state, response) {
                if (state == YMaps.State.SUCCESS) {

                  var shapes, polygon;
                  var regionVba1 = response.filter(function (obj) {
                  var names = [
"Кировская область", "Нижегородская область", "Пензенская область", "Республика Марий Эл", "Республика Мордовия", "Самарская область", "Саратовская область", "Ульяновская область", "Чувашская Республика"
                  ];
                  return (names.indexOf(obj.name) > -1);
              });
              for (var i = 0; i < regionVba1.length; i++) {
                  shapes = regionVba1[i].metaDataProperty.encodedShapes;
                  for (var ix = shapes.length; ix--; ) {
                      polygon = YMaps.Polygon.fromEncodedPoints(
                          shapes[ix].coords,
                          shapes[ix].levels
                      );
                      polygon.setStyle({
                          polygonStyle: {
                              fillColor: "b00c0c50",
     ...