See the examples page for more examples of WordPress integration with WP Mapbox GL JS.
WP Mapbox GL JS has extensive shortcode settings for your WordPress installation.
Here are the most basic examples.
Single Map [ wp_mapbox_gl_js style="mapbox://styles/mapbox/streets-v10"] Multi Map - [ wp_mapbox_gl_js styles="mapbox://styles/mapbox/outdoors-v10,mapbox://styles/mapbox/light-v9" titles="Outdoors,Light"]