/**
 * Appearance of rendered material form field.
 *
 * See [Material documentation]{@link https://material.angular.io/components/form-field/overview#form-field-appearance-variants}
 * for more information.
 */
export declare enum MaterialAppearance {
    LEGACY = "legacy",
    STANDARD = "standard",
    FILL = "fill",
    OUTLINE = "outline"
}