.banner {
    margin-top: 1.4rem;
    height: 4.6rem;
    position: relative;
}

.banner img {
    display: block;
    width: 100%;
    height: 100%;
}

.swiper-wrap {
    width: 50%;
    padding: .6rem 0;
    display: flex;
    justify-content: flex-start;
    overflow: hidden;
}

.details-swiper {
    width: 5.4rem;
    height: 5.4rem;
    position: relative;
}

.details-swiper .swiper-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.35rem;
    color: #FE0605;
    z-index: 9;
    cursor: pointer;
    border-radius: 50%;
}

.details-swiper .swiper-btn-prev {
    left: 0;
}

.details-swiper .swiper-btn-next {
    right: 0;
}

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

.left-swiper,
.column-swiper {
    height: 5.4rem;
    position: relative;
}

.left-swiper .swiper-btn {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.35rem;
    color: #FE0605;
    z-index: 9;
    cursor: pointer;
    border-radius: 50%;
}

.left-swiper .swiper-btn-prev {
    top: -.4rem;
}

.left-swiper .swiper-btn-next {
    bottom: -.4rem;
}

.column-swiper .swiper-slide {
    display: block;
    width: 1.2rem;
    height: 1.2rem;
}

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

.a-flex-box {
    display: flex;
   
}

.product-msg {
    flex: 1;
    margin-left: .2rem;
    padding: .6rem 0;
}

.name {
    font-size: .36rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #333333;
    line-height: .36rem;
}

.price {
    padding: .4rem 0;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: 400;
    color: #333333;
    line-height: .36rem;
    border-bottom: 1px solid #BBBBBB;
}

.size {
    font-size: .18rem;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: #666666;
    margin: .25rem;
    line-height: .3rem;
}

.one-size {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.1rem;
    height: 0.7rem;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: #333333;
    cursor: pointer;
    border: 1px solid #333333;
}

.one-size.active {
    color: #fff;
    background: #FE0605;
    border: 1px solid #FE0605;
}

.size-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
}

.make-box {
    margin-top: .36rem;
    display: flex;
    align-items: center;
    justify-content: space-between;

}

.add-car {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    height: .7rem;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #333333;
    border: 1px solid #333333;
    cursor: pointer;
}

.num-box {
    display: flex;
    align-items: center;
    width: 2.1rem;
    height: .7rem;
    border: 1px solid #333333;
    margin-right: .4rem;
}

.num-box div,
.num-box input {
    width: 33.3% !important;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #333333;
}

.num-box div {
    cursor: pointer;
}

.buy-btn {
    margin: .3rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: .7rem;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #FFFFFF;
    background: #FE0605;
}

.tips {
    margin: .3rem auto;
    font-size: .18rem;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: #666666;
    text-align: center;
    line-height: .3rem
}

.abouts-us-title {
    display: flex;
    align-items: center;
    font-size: .32rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #333333;
    margin-bottom: .38rem;
    line-height: .36rem;
}

.con-title-line {
    display: block;
    width: .06rem;
    height: .3rem;
    margin-right: .22rem;
    background: #FE0605;
}

.con-desc {
    font-size: .2rem;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: #666666;
    line-height: .3rem;
}

.con-desc p,
.con-desc ul {
    margin-bottom: .25rem;
}

.con-desc li {
    display: flex;
    align-items: center;
}

.con-desc li .point {
    display: block;
    width: .06rem;
    height: .06rem;
    margin-right: .12rem;
    background: #FE0605;
    border-radius: 50%;
}

.table-wrap {
    margin: .36rem 0 .6rem 0;
}

.item {
    display: flex;
    align-items: center;
    border-bottom: 1px solid #fff;
}

.item-left,
.item-right {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: .5rem;
    font-size: .2rem;
    font-family: SourceHanSansCN;
    font-weight: 500;

}

.item-left {
    color: #333333;
    background: #FBCBCB;
}

.item-right {
    color: #666666;
    background: #EEEEEE;
}



.certificate-con {
    display: flex;
    padding: .6rem 0;
    flex-wrap: wrap;
}

.one-certificate-item {
    min-height: 6.6rem;
    width: 32%;
    padding: .17rem;
    cursor: pointer;
    margin-right: .27rem;
    margin-bottom: .4rem;
    border: 3px solid #DDDDDD;
}

.one-certificate-item:nth-child(3n) {
    margin-right: 0;
}

.certificate-img {
    display: block;
    height: 5.5rem;
    border: 3px solid #DDDDDD;
}

.certificate-name {
    display: flex;
    align-items: center;
    justify-content: center;
    height: .86rem;
    font-size: .26rem;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: #333333;
    line-height: .36rem;
}

.one-certificate-item:hover {
    background: #FE0605;
}

.one-certificate-item:hover .certificate-name {
    color: #FFFFFF;
}

.read-more {
    display: block;
    width: 3rem;
    font-size: .22rem;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: #333333;
    text-align: center;
    line-height: .36rem;
    margin: 0 auto .5rem;
    cursor: pointer;
}

@media screen and (max-width: 769px) {

    .product-details-con {
        padding: .6rem 0.25rem;
    }
    .a-flex-box{
        flex-wrap: wrap;
    }
    .product-msg,.swiper-wrap{
        width: 100%;
    }
  
    .tab-box {
        font-size: 0.14rem;
        text-align: center;
    }

    .certificate-con {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        padding: .6rem 0.25rem;
        flex-wrap: wrap;
        flex-direction: column;
    }

    .one-certificate-item {
        margin-right: 0;
        width: 75%;
        min-height: 4rem;
    }
}