JSFiddle - React, Tailwind, and code Playground

HTML

<div id="map"></div>

CSS

</style>
<script type="text/javascript" src="https://api-maps.yandex.ru/2.1/?lang=en_US"></script>
<script src="https://maps.googleapis.com/maps/api/js?v=3.exp"></script>
<script src="http://yastatic.net/jquery/2.1.3/jquery.min.js"></script>
<script type="text/javascript" src="http://kashey.ru/maps/regions.js?4"></script>
<style>
        body, html {
            padding: 0;
            margin: 0;
            width: 100%;
            height: 100%;
        }
        #map {
            width: 100%;
            height: 90%;
        }

JavaScript

var myMap;

ymaps.ready(init);
          
function Gzoom(map,data) {
    function processPoints(geometry, callback, thisArg) {
  if (geometry instanceof google.maps.LatLng) {
    callback.call(thisArg, geometry);
  } else if (geometry instanceof google.maps.Data.Point) {
    callback.call(thisArg, geometry.get());
  } else {
    geometry.getArray().forEach(function(g) {
      processPoints(g, callback, thisArg);
    });
  }
}
    
  var bounds = new google.maps.LatLngBounds();
  data.forEach(function(feature) {
    processPoints(feature.getGeometry(), bounds.extend, bounds);
  });
  map.fitBounds(bounds);
}

function init () {
    var mtype='G';    
    if(mtype=='Y'){
        myMap = new ymaps.Map('map', {
            center: [55.76, 37.64], // Москва
            zoom: 10
        });
        }else{
        var mapOptions = {
        zoom: 8,
        center: new google.maps.LatLng(55.76, 37.64)
      };
      myMap = new google.maps.Map(document.getElementById('map'),
      mapOptions);
    }
    var geoMap=myMap;
        osmeRegions.geoJSON(71525, {
            lang: 'ru', 
            quality:0,
        }, function (data, pure) {
            if(mtype=='Y'){
                collection = osmeRegions.toYandex(data, ymaps);
                collection.add(geoMap);    
                geoMap.setBounds(collection.collection.getBounds(), {duration: 300});
            }else{
                collection = osmeRegions.toGoogle(data);
                collection.add(geoMap);    
                Gzoom(geoMap,collection.collection);
            }
            
    });
}