.form-control.ng-dirty,
.form-control.ng-dirty:focus {

  &.ng-invalid {
    border-bottom-color: $danger !important;

    + .input-group-addon {
      border-bottom-color: $danger !important;

      + .invalid-tooltip { display: block; }
    }

    + .invalid-tooltip { display: block; }
  }
}
