JSFiddle - React, Tailwind, and code Playground

HTML

<title>Simple Map</title>
    <script src="https://maps.googleapis.com/maps/api/js?v=3.exp&sensor=false"></script>
  <body>
    <div id="map-canvas"></div>
  </body>

CSS

html, body, #map-canvas {
        height: 100%;
        margin: 0px;
        padding: 0px
      }

JavaScript

var mapOptions = {
    zoom: 8,
    center: new google.maps.LatLng(-34.397, 150.644)
  };
  map = new google.maps.Map(document.getElementById('map-canvas'),
      mapOptions);

var marker = new google.maps.Marker({
      position: new google.maps.LatLng(-34.397, 150.644),
      map: map,
    icon: "http://i.stack.imgur.com/su8w5.png"
  });