.thin-bars .tp-thumb {
    opacity: 0.5;
    -webkit-transition: opacity 0.5s ease-in-out;
    -moz-transition: opacity 0.5s ease-in-out;
    transition: opacity 0.5s ease-in-out;
}

.thin-bars .tp-thumb.rs-touchhover, .thin-bars .tp-thumb.selected {
    opacity: 1;
}

.thin-bars .tp-thumb .tp-thumb-image {
  	height: 50%;
  	top: 50%;
    -webkit-transition: height 0.5s ease-in-out, top 0.5s ease-in-out;
    -moz-transition: height 0.5s ease-in-out, top 0.5s ease-in-out;
    transition: height 0.5s ease-in-out, top 0.5s ease-in-out;
}

.thin-bars .tp-thumb.selected .tp-thumb-image, .thin-bars .tp-thumb.rs-touchhover .tp-thumb-image {
 	height: 100%;
  	top: 0%;
}