@mixin flex-system {
    @include root;
    @include container;
    @include row-column-containers;
    @include spacing;
    @include eliminate-margins;
    @include wrap;
    @include available;
    @include grid-system;
    @include shorthands;
    @include auto-margins;
    @include orders;
    @include fill-parent;
    @include responsive-utils;
    @include display-toggling;
    @include grid;
    @include grid-spacing;
}