.flash {
  z-index: 9999;
  position: absolute;
  width: 100%;

  top: 15px;

  -webkit-transition:top ease-out 0.5s;
  transition:top ease-out 0.5s;

  &.ng-hide {
    top: -50%;
  }
  &:not(.ng-hide) {
    top: 15px;
  }

  .alert {
    margin-left: auto;
    margin-right: auto;
    max-width: 500px;
  }
}