JSFiddle - React, Tailwind, and code Playground

HTML

<script
src="http://maps.googleapis.com/maps/api/js?key=AIzaSyDY0kkJiTPVd2U7aTOAwhc9ySH6oHxOIYM&sensor=false"></script>
<div id="googleMap" style="width:500px;height:380px;"></div>

JavaScript

var myCenter=new google.maps.LatLng(51.508742,-0.120850);

function initialize()
{
var mapProp = {
  center:myCenter,
  zoom:5,
  mapTypeId:google.maps.MapTypeId.ROADMAP
  };

var map=new google.maps.Map(document.getElementById("googleMap"),mapProp);

var marker=new google.maps.Marker({
  position:myCenter,
  });

marker.setMap(map);
var text = '<blockquote class="twitter-tweet" lang="en"><p>EVO KAŽU DA NAŠA DECA NE VISE TOLIKO NA INTERNETU-PA NE MOGU DA STIGNU OD RODITELJA JEBOTE.</p>&mdash; Nichim Izazvan (@NichimIzazvan) <a href="https://twitter.com/NichimIzazvan/statuses/419180893035827200">January 3, 2014</a></blockquote>';
text += '<script async src="//platform.twitter.com/widgets.js" charset="utf-8"></'+'script>';
var infowindow = new google.maps.InfoWindow({
  content:text
  });

google.maps.event.addListener(marker, 'click', function() {
  infowindow.open(map,marker);
  });
}
initialize();
//google.maps.event.addDomListener(window, 'load', initialize);