function initMap() {
        var map = new google.maps.Map(document.getElementById('map'), {
          center: {lat: 51.523, lng: -0.158},
          scrollwheel: false,
          zoom: 12,
          styles: [
            {
            elementType: 'geometry',
            stylers: [{color: '#f5f5f5'}]
          },
          {
            elementType: 'labels.icon',
            stylers: [{visibility: 'off'}]
          },
          {
            elementType: 'labels.text.fill',
            stylers: [{color: '#616161'}]
          },
          {
            elementType: 'labels.text.stroke',
            stylers: [{color: '#f5f5f5'}]
          },
          {
            featureType: 'administrative.land_parcel',
            elementType: 'labels.text.fill',
            stylers: [{color: '#bdbdbd'}]
          },
          {
            featureType: 'poi',
            elementType: 'geometry',
            stylers: [{color: '#eeeeee'}]
          },
          {
            featureType: 'poi',
            elementType: 'labels.text.fill',
            stylers: [{color: '#757575'}]
          },
          {
            featureType: 'poi.park',
            elementType: 'geometry',
            stylers: [{color: '#e5e5e5'}]
          },
          {
            featureType: 'poi.park',
            elementType: 'labels.text.fill',
            stylers: [{color: '#9e9e9e'}]
          },
          {
            featureType: 'road',
            elementType: 'geometry',
            stylers: [{color: '#ffffff'}]
          },
          {
            featureType: 'road.arterial',
            elementType: 'labels.text.fill',
            stylers: [{color: '#757575'}]
          },
          {
            featureType: 'road.highway',
            elementType: 'geometry',
            stylers: [{color: '#dadada'}]
          },
          {
            featureType: 'road.highway',
            elementType: 'labels.text.fill',
            stylers: [{color: '#616161'}]
          },
          {
            featureType: 'road.local',
            elementType: 'labels.text.fill',
            stylers: [{color: '#9e9e9e'}]
          },
          {
            featureType: 'transit.line',
            elementType: 'geometry',
            stylers: [{color: '#e5e5e5'}]
          },
          {
            featureType: 'transit.station',
            elementType: 'geometry',
            stylers: [{color: '#eeeeee'}]
          },
          {
            featureType: 'water',
            elementType: 'geometry',
            stylers: [{color: '#c9c9c9'}]
          },
          {
            featureType: 'water',
            elementType: 'labels.text.fill',
            stylers: [{color: '#9e9e9e'}]
          }
        ]
        });
        var marker = new google.maps.Marker({
            position: new google.maps.LatLng(51.523, -0.158),
            map: map,
            title: 'Find us here!'
        });
}


