@vaadin/vaadin-lumo-styles/components/form-layout.css

Lumo is a design system foundation for modern web applications, used by Vaadin components

/**
 * @license
 * Copyright (c) 2017 - 2026 Vaadin Ltd.
 * This program is available under Apache License Version 2.0, available at https://vaadin.com/license/
 */
:where(:root),
:where(:host) {
  --vaadin-form-layout-label-spacing: 1em;
  --vaadin-form-layout-label-width: 8em;
  --vaadin-form-layout-column-spacing: var(
    --lumo-space-l
  );
  --vaadin-form-layout-row-spacing: 0;
}