.slider-gallery-section .thumb-swiper .swiper-slide img{filter:grayscale(1);transition:filter 0.3s}.slider-gallery-section .thumb-swiper .swiper-slide-thumb-active img{filter:grayscale(0)}.slider-gallery-section .thumb-swiper .swiper-slide .thumb-bar{background-color:#D9D9D9;transition:background-color 0.3s}.slider-gallery-section .thumb-swiper .swiper-slide-thumb-active .thumb-bar{background-color:#192241}