.banner {
    width: 100%;
    height: 11.25rem;
}

.swiper-slide>img {
    width: 100%;
    height: 100%;
    display: block;
}

.swiper-pagination-bullet {
    background: #fff !important;
}

.swiper-pagination-bullet-active {
    background-color: #fff !important;
}

.product_center {
    width: 100%;
    padding: .75rem 0;
}

.product_content {
    width: 18.875rem;
    margin: 0 auto;
    display: flex;
}

.product_left {
    width: 3.7rem;
}

.product_left_header {
    position: relative;
}

.heng {
    position: absolute;
    top: 50%;
    left: -1.9375rem;
    transform: translate(0, -50%);
    width: 1.9rem;
    height: .025rem;
    background-color: #D9D9D9;
}

.product_left_header_titleBox {}

.p_title {
    font-size: .625rem;
    color: #212121;
}

.p_title>span {
    color: #EB6100;
}

.p_stitle {
    font-size: .3rem;
    color: #212121;
}

.product_nav {
    width: 100%;
    margin-top: .5rem;
}

.nav_item {
    transition: all .3s;
    cursor: pointer;
    margin-top: .125rem;
    background-color: #F4F4F4;
    height: .65rem;
    text-align: center;
    line-height: .65rem;
    font-size: .2375rem;
    color: #212121;
}

/*.nav_item:first-child {*/
/*    color: #fff;*/
/*    background-color: #EB6100;*/
/*}*/

.nav_item:hover {
    color: #fff !important;
    background-color: #EB6100 !important;
}

.product_right {
    width: 70%;
    margin-left: auto;
}

.product_list {
    display: flex;
    flex-wrap: wrap;
}

.product_item {
    cursor: pointer;
    margin-right: .3125rem;
    margin-bottom: .5rem;
    width: 3.025rem;
}

.product_item:nth-child(4n) {
    margin-right: 0;
}

.product_item>img {
    width: 100%;
    height: 3.025rem;
    display: block;
}

.item_title {
    margin-top: .2875rem;
    font-size: .25rem;
    color: #72707C;
}

.price {
    margin-top: .2rem;
    color: #C30100;
    font-size: .1625rem;
}

.price>span {
    font-size: .15rem;
}