@keyframes lnr_pan {
  from {
    background-position:20%;
  }
  to {
    background-position:80%;
  }
}

.ani_lnr_pan {
  animation-name:lnr_pan;
  animation-duration:30s;
  animation-direction:reverse;
  animation-iteration-count:infinite;
  animation-timing-function:linear;
}

.ani_reverse {
  animation-direction:normal !important;
}