@kitconcept/volto-light-theme/src/customizations/@root/theme.js

Volto Light Theme by kitconcept

// This customization allows to enable the scape hatch to use
// SCSS as a theme to override the SemanticUI theme.
import 'semantic-ui-less/semantic.less';
import '@plone/volto/../theme/themes/pastanaga/extras/extras.less';
import '@kitconcept/volto-light-theme/theme/main.scss';