This is the base values for the sort keys. Used by Mapbox to order features on each layer. https://docs.mapbox.com/mapbox-gl-js/style-spec/layers/#layout-symbol-symbol-sort-key https://docs.mapbox.com/mapbox-gl-js/style-spec/layers/#layout-fill-fill-sort-key https://docs.mapbox.com/mapbox-gl-js/style-spec/layers/#layout-line-line-sort-key

Load the css file created by esbuild.

Will throw an Error if the response status in not 200 OK.