export declare function getMaxSizeModifiers({ viewportPadding }: {
    viewportPadding: number;
}): [
    {
        /**
         * Performing DOM measurements in the 'read' phase,
         * which is the convention for popper modifiers
         */
        readonly name: "maxSizeData";
        readonly enabled: true;
        readonly phase: "read";
        readonly fn: ({ state, name }: import("@popperjs/core").ModifierArguments<any>) => void;
    },
    {
        /**
         * Applying max size CSS
         */
        readonly name: "maxSize";
        readonly enabled: true;
        readonly phase: "beforeWrite";
        readonly requiresIfExists: [
            "offset",
            "preventOverflow",
            "flip"
        ];
        readonly fn: ({ state }: import("@popperjs/core").ModifierArguments<any>) => void;
    }
];