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

body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }

mapboxgl.accessToken = 'pk.eyJ1IjoieW9jaGkiLCJhIjoiY2xmd2k3MDFzMDB5bDNlcDZjazB1dHR1cSJ9.3bsAuOobDf15EVa4LfHmsQ';
const map = new mapboxgl.Map({
  container: 'map',
  style: 'mapbox://styles/mapbox/streets-v12',
  center: [-74.5, 40],
  zoom: 9
});