.va-topbar--theme-darker {
  @include topbar-theme-mixin(
    $mainBG: $N800,
    $mainColor: $N80,
    $inputPlaceholderColor: $N80,
    $formControlBG: $N500,
    $formControlBorder: 2px solid $N500,
    $formControlColor: $N0,
    $formControlFocusBorder: 2px solid $N300,
    $formControlFocusBG: $N600 !important
  );
}