.swiper {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #444;
    display: flex;
    justify-content: center;
    align-items: center;
}

    .swiper-slide img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
        border: 1px solid #eee;
    }
.swiper {
    width: 100%;
    height: 250px;
    margin-left: auto;
    margin-right: auto;
}

.swiper-slide {
    background-size: cover;
    background-position: center;
}

.mySwiper2 {
    height: 80%;
    width: 100%;
}

.mySwiper {
    height: 20%;
    box-sizing: border-box;
    padding: 10px 0;
}

    .mySwiper .swiper-slide {
        width: 25%;
        height: 100%;
        opacity: 0.4;
    }

    .mySwiper .swiper-slide-thumb-active {
        opacity: 1;
    }

.swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}