.mw-module-images .slickSlider {
    text-align: center;
}

.mw-module-images .slick-track {
    margin: 0 auto;
}

.mw-module-images .slickSlider .slick-pictures-item {
    height: 200px;
    outline: none;
    display: inline-block;
}

.mw-module-images .slickSlider .slick-pictures-item .thumbnail-wrapper {
    display: table;
    height: 100%;
    vertical-align: middle;
    text-align: center;
    width: 100%;
}

.mw-module-images .slickSlider .slick-pictures-item .thumbnail-wrapper:hover {
    cursor: pointer;
}

.mw-module-images .slickSlider .slick-pictures-item .thumbnail-wrapper .thumbnail {
    display: table-cell;
    vertical-align: middle;
    border: 0;
    background: transparent;
}

.mw-module-images .slickSlider .slick-pictures-item .thumbnail-wrapper .thumbnail img {
    max-height: 200px;
    -webkit-filter: grayscale(90%); /* Safari 6.0 - 9.0 */
    filter: grayscale(90%);
}

.mw-module-images .slickSlider .slick-pictures-item:hover .thumbnail-wrapper .thumbnail img {
    max-height: 200px;
    -webkit-filter: grayscale(0%); /* Safari 6.0 - 9.0 */
    filter: grayscale(0%);
}