JSFiddle - React, Tailwind, and code Playground

HTML

<body>
  <div id="map_canvas" style="width: 800px; height:500px;"></div>
</body>

JavaScript

function initialize() {
  var myOptions = {
    zoom: 10,
    center: new google.maps.LatLng(-33.9, 151.2),
    mapTypeId: google.maps.MapTypeId.ROADMAP
  }
  var map = new google.maps.Map(document.getElementById("map_canvas"),
    myOptions);

  setMarkers(map, beaches);
}

/**
 * Data for the markers consisting of a name, a LatLng and a zIndex for
 * the order in which these markers should display on top of each
 * other.
 */
var beaches = [
  ['Bondi Beach', -33.890542, 151.274856, 4],
  ['Coogee Beach', -33.923036, 151.259052, 5],
  ['Cronulla Beach', -34.028249, 151.157507, 3],
  ['Manly Beach', -33.80010128657071, 151.28747820854187, 2],
  ['Maroubra Beach', -33.950198, 151.259302, 1]
];

function setMarkers(map, locations) {
  // Add markers to the map

  // Marker sizes are expressed as a Size of X,Y
  // where the origin of the image (0,0) is located
  // in the top left of the image.

  // Origins, anchor positions and coordinates of the marker
  // increase in the X direction to the right and in
  // the Y direction down.
  var image = new google.maps.MarkerImage('images/beachflag.png',
    // This marker is 20 pixels wide by 32 pixels tall.
    new google.maps.Size(20, 32),
    // The origin for this image is 0,0.
    new google.maps.Point(0, 0),
    // The anchor for this image is the base of the flagpole at 0,32.
    new google.maps.Point(0, 32));
  var shadow = new google.maps.MarkerImage('images/beachflag_shadow.png',
    // The shadow image is larger in the horizontal dimension
    // while the position and offset are the same as for the main image.
    new google.maps.Size(37, 32),
    new google.maps.Point(0, 0),
    new google.maps.Point(0, 32));
  // Shapes define the clickable region of the icon.
  // The type defines an HTML &lt;area&gt; element 'poly' which
  // traces out a polygon as a series of X,Y points. The final
  // coordinate closes the poly by connecting to the first
  // coordinate.
  var shape = {
    coord: [1, 1, 1, 20, 18,...