.mainbox {
    height: 47rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative
}

.mainbox:before {
    content: "";
    display: block;
    width: 100%;
    height: 19.79rem;
    background-color: #FA3467;
    position: absolute;
    top: 0;
    left: 0
}

.mainbox .hgroup {
    margin-top: 1.5rem;
    margin-bottom: 1.25rem;
    padding-left: 1.25rem;
    position: relative;
    z-index: 1
}

.mainbox .hgroup span,
.mainbox .hgroup em {
    color: #fff
}

.mainbox .hgroup em {
    border-left: 1px solid #fff
}

.mainbox .main-swiper-wrap {
    flex: 1;
    width: 100%;
    padding: 0 1.25rem;
    overflow: hidden
}

.main-swiper-container {
    width: 100%;
    overflow: hidden
}

.swiper-slide-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    overflow: hidden
}

.swiper-sub-wrap {
    padding: 0 2.7rem;
    width: 100%;
    overflow: hidden
}

.coverflow-swiper-container {
    width: 100%;
    height: 21.25rem;
    overflow: hidden
}

.coverflow-swiper-container .product-hd-slide {
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 50%
}

.swiper-slide-main .tbox {
    flex: 1;
    overflow: hidden;
    width: 25rem;
    text-align: center;
    margin-top: 1.25rem
}

.swiper-slide-main .tbox p {
    font-size: 1.25rem;
    color: #333;
    font-weight: bold;
    margin-bottom: 1.25rem
}

.swiper-slide-main .tbox span {
    font-size: 1rem;
    color: #666;
    line-height: 1.66rem
}

.slide-nav {
    height: 9.5rem;
    overflow: hidden;
    background-color: #f8f8f8
}

.slide-nav ul {
    display: flex
}

.slide-nav ul li {
    flex: 1;
    height: 9.5rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative
}

.slide-nav ul li.on:before {
    position: absolute;
    content: "";
    display: block;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    width: 1.95rem;
    height: .79rem;
    background-image: url(../image/product/xsj.png);
    top: 0
}

.slide-nav ul li .iconbox {
    margin-bottom: .83rem;
    position: relative;
    width: 3.66rem;
    height: 3.66rem;
    display: block
}

.slide-nav ul li .icon,
.slide-nav ul li .icon-active {
    width: 100%;
    height: 100%;
    display: block;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    position: absolute;
    top: 0;
    left: 0;
    transition: all ease-in-out .5s
}

.slide-nav ul li .icon {
    opacity: 1
}

.slide-nav ul li .icon-active {
    opacity: 0
}

.slide-nav ul li.on .icon {
    opacity: 0
}

.slide-nav ul li.on .icon-active {
    opacity: 1
}

.slide-nav ul li span {
    color: #666;
    font-size: .91rem
}

.product-function {
    height: 30rem;
    background-color: #1d1d1d;
    position: relative;
    padding: 1.5rem .8rem 2.33rem;
    overflow: hidden
}

.product-function .hgroup span,
.product-function .hgroup em {
    color: #fff
}

.product-function .hgroup em {
    border-left: 1px solid #fff
}

.product-function .list ul {
    display: flex;
    flex-wrap: wrap
}

.product-function .list ul li {
    width: 33.3333%;
    padding: 0 .4rem;
    margin-top: 2rem;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: .91rem;
    justify-content: space-between
}

.product-function .list ul li img {
    width: 2.5rem;
    margin-bottom: .95rem
}

.product-function .list ul li p {
    font-size: 1.08rem;
    margin-bottom: .3rem
}

.product-function .list ul li span {
    display: block;
    white-space: nowrap;
    font-size: .75rem;
    text-align: center;
    width: 100%
}

.advantages {
    padding: 1.45rem 1.25rem;
    background-color: #f8f8f8;
    width: 100%;
    overflow: hidden
}

.advantages .hgroup {
    margin: 0rem 0 .83rem
}

.advantages .advantages-container {
    position: relative;
    width: 100%;
    overflow: hidden
}

.advantages .advantages-container .swiper-slide {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center
}

.advantages .advantages-container .box {
    width: 14.58rem;
    height: 17.08rem;
    background-color: #fff;
    box-shadow: 0 0 10px 0 rgba(212, 212, 212, 0.35);
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    margin: 1.66rem auto
}

.advantages .advantages-container .box img {
    width: 4rem
}

.advantages .advantages-container .box span.tit {
    margin-top: 1.12rem;
    font-size: 1.25rem;
    color: #fff;
    text-transform: uppercase
}

.advantages .advantages-container .box .btn {
    margin-top: 2.41rem;
    border: 1px solid #fff;
    border-radius: .33rem;
    width: 6.66rem;
    height: 2rem;
    font-size: 1rem;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center
}

.advantages .advantages-container .tbox {
    line-height: 1.66rem;
    width: 18.91rem;
    margin: 0 auto;
    font-size: 1rem;
    color: #666;
    text-align: center;
    margin-bottom: 2.5rem;
    text-transform: uppercase
}

.advantages .advantages-container .tbox p {
    font-size: 1.25rem;
    margin-bottom: 1.66rem;
    font-weight: 400;
    color: #333
}

.advantages-container .swiper-pagination {
    bottom: 0
}

.swiper-button-prev,
.swiper-button-next {
    margin-top: -7rem
}