.about .slick-slider{
    margin: 20px auto 40px;
    width: 90%;
    max-width: 1200px;
}
.about .slick-slider img{
    height: auto;
    width: 100%;
}

.slick-prev:before,
.slick-next:before {
    color: #444!important;
}

.slick-prev, .slick-next {
    z-index: 1;
    top: 45%!important;
}

.slick-slide {
    transition: all ease-in-out .3s;
    opacity: .2;
}

.slick-active {
    opacity: 1;
}

.slick-current {
    opacity: 1;
}

.slider-text {
    margin-top: 4px;
    color: #666666;
}