.contentscroller{
  &.transition-fade{
    .thumbsCon{

      >.csc-item{
        position: absolute;
        top:0;
        left:0;

        $transition-property: opacity,visibility;
        $transition-duration: 0.3s;
        $transition-timing: ease-out;

        @include apply_transition($transition-property, $transition-duration, $transition-timing);
        &:not(.currItem){
          opacity: 0;
        }
        &.currItem{

          opacity: 1;
        }
      }
    }
  }
}