@base-ui-components/react/toast/viewport/ToastViewportCssVars.d.ts

Base UI is a library of headless ('unstyled') React components and low-level hooks. You gain complete control over your app's CSS and accessibility features.

export declare enum ToastViewportCssVars {
  /**
   * Indicates the height of the frontmost toast.
   * @type {number}
   */
  frontmostHeight = "--toast-frontmost-height",
}