#lo {
  position: absolute;
  width: 50px;
  height: 17px;
  background: transparent url(image_path('lo.gif')) no-repeat 50% 50%;
  z-index: 120;
  transition: visibility 1s, opacity 0.5s linear;

  &.invis {
    visibility: hidden;
    opacity: 0;
  }

}