@mixin shift($n-columns: 1) {

@include shift-in-context($n-columns);

}

@mixin shift-in-context($shift: $columns of $container-columns) {

$n-columns: nth($shift, 1);
$parent-columns: container-shift($shift) !global;

$direction: get-direction($layout-direction, $default-layout-direction);
$opposite-direction: get-opposite-direction($direction);

margin-#{$opposite-direction}: $n-columns * flex-grid(1, $parent-columns) + $n-columns * flex-gutter($parent-columns);

// Reset nesting context
$parent-columns: $grid-columns !global;

}