// Foundation for Sites by ZURB
// foundation.zurb.com
// Licensed under MIT Open Source

////
/// @group drilldown
////

/// Transition property to use for animating menus.
/// @type Transition
$drilldown-transition: transform 0.15s linear !default;

@mixin foundation-drilldown-menu {
  // Applied to the Menu container
  .is-drilldown {
    position: relative;
    overflow: hidden;
  }

  // Applied to nested <ul>s
  .is-drilldown-sub {
    position: absolute;
    top: 0;
    left: 100%;
    z-index: -1;
    width: 100%;
    background: $white;
    transition: $drilldown-transition;

    &.is-active {
      z-index: 1;
      display: block;
      transform: translateX(-100%);
    }

    &.is-closing {
      transform: translateX(100%);
    }
  }
}

// Foundation for Sites by ZURB
// foundation.zurb.com
// Licensed under MIT Open Source

////
/// @group drilldown
////

/// Transition property to use for animating menus.
/// @type Transition
$drilldown-transition: transform 0.15s linear !default;

@mixin foundation-drilldown-menu {
  // Applied to the Menu container
  .is-drilldown {
    position: relative;
    overflow: hidden;
  }

  // Applied to nested <ul>s
  .is-drilldown-sub {
    position: absolute;
    top: 0;
    left: 100%;
    z-index: -1;
    height: 100%;
    width: 100%;
    background: $white;
    transition: $drilldown-transition;

    &.is-active {
      z-index: 1;
      display: block;
      transform: translateX(-100%);
    }

    &.is-closing {
      transform: translateX(100%);
    }
  }
}

Make drill down submenus full height
Make drill down submenus full height
