uswds_base-8.x-2.0-alpha1/templates/layout/region--secondary_menu.html.twig

{#
/**
 * @file
 * Theme override to display a region.
 *
 * Available variables:
 * - content: The content for this region, typically blocks.
 * - attributes: HTML attributes for the region <div>.
 * - region: The name of the region variable as defined in the theme's
 *   .info.yml file.
 */
#}
<div{{ attributes.addClass('usa-nav-secondary') }}>
{{ content }}
</div>