.hide {
display:none;
}
/*产品详情页*/
.details_af {
    width: 1200px;
    margin: 37px auto 60px;
    overflow: hidden;
}

.da_l {
    width: 657px;
    float: left;
}

.dal_t {
    width: 657px;
    height:398px;
    line-height:398px;
    overflow: hidden;
    text-align: center;
}
.dal_t .swiper-slide {
    display: inline-flex;
    justify-content: center;
}
.dal_t a {
    display: inline-flex;
    align-content: center;
    justify-content: center;
}
/*.dal_t img {
    width: 100%;
    display: block;
}*/
.dal_b {
    padding: 0 20px;
    overflow: hidden;
    position: relative;
    margin-top: 10px;
}

.dal_b li {
    max-width: 131px;
    border: 1px solid #cfd3dc;
    margin-right: 9px;
}

.dal_b li img {
    width: 100%;
    display: block;
}

.dal_b .swiper-button-next {
    width: 12px;
    height: 100%;
    background-image: url(../images/dal_b_next.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    margin-top: 0;
    right: 0;
    top: 0;
}

.dal_b .swiper-button-prev {
    width: 12px;
    height: 100%;
    background-image: url(../images/dal_b_prev.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    margin-top: 0;
    left: 0;
    top: 0;
}

.da_r {
    width: 41%;
    float: right;
}

.dar_title {
    display: block;
    font-size: 27px;
    color: #000000;
    font-weight: bold;
    padding-bottom: 10px;
    border-bottom: 1px solid #ccd0d9;
}

.dar_dl {
    margin-top: 35px;
}

.dar_dl dl {
    overflow: hidden;
    margin-bottom: 25px;
}

.dar_dl dl dt {
    font-size: 14px;
    width: 85px;
    float: left;
    font-weight: bold;
    line-height: 20px;
}

.dar_dl dl dd {
    width: 240px;
    line-height: 20px;
    font-size: 14px;
    float: left;
}

.dar_yx {
    overflow: hidden;
    margin-top: 30px;
}

.dar_yx dt {
    width: 138px;
    height: 45px;
    text-align: center;
    line-height: 45px;
    background-color: #d0af7c;
    border-radius: 5px;
    float: left;
    font-size: 15px;
    color: #ffffff;
    margin-right: 26px;
}

.dar_yx dd {
    width: 138px;
    height: 45px;
    text-align: center;
    line-height: 45px;
    background-color: #d0af7c;
    border-radius: 5px;
    float: left;
    font-size: 15px;
    color: #ffffff;
    cursor: pointer;
}

.dar_rwm {
    margin-top: 36px;
    overflow: hidden;
}

.dar_rwm dt {
    width: 98px;
    height: 98px;
    float: left;
}

.dar_rwm dt img {
    width: 100%;
    display: block;
}

.dar_rwm dd {
    float: left;
    margin: 27px 0 0 20px;
}

.dar_rwm dd i {
    width: 45px;
    height: 45px;
    background-image: url(../images/dar_rwm_i.png);
    display: block;
    background-size: 100% 100%;
}

.dar_rwm dd em {
    display: block;
    text-align: center;
    font-size: 12px;
    color: #7d888b;
    margin-top: 10px;
}

.details_bf {
    width: 100%;
    margin: 0 auto 100px;
}

.details_bf::after {
    content: '';
    display: block;
    height: 0;
    overflow: hidden;
    clear: both;
}

.db_l {
    width: 167px;
    float: left;
}

.dbl_t em {
    display: block;
    font-size: 30px;
    color: #58524e;
    text-align: center;
}

.dbl_t span {
    display: block;
    font-size: 18px;
    color: #736962;
    text-transform: uppercase;
}

.dbl_b {
    margin-top: 30px;
    padding-left: 10px;
}

.dbl_b li {
    height: 33px;
    line-height: 33px;
    text-align: center;
    color: #002f59;
    font-size: 16px;
    margin-bottom: 35px;
}

.dbl_b li a {
    color: #002f59;
    display: block;
    border: 1px solid #1b1b1b;
}

.dbl_b li:hover a, .dbl_b li.cur a {
    background-color: #b52428;
    border: 1px solid #b52428;
    color: #fff;
}

.dbb_r {
    width: 100%;
}

.dbbr_t {
    width: 100%;
    border-bottom: 1px solid #d0af7c;
    overflow: hidden;
}

.dbbr_t li {
    width: 110px;
    height: 28px;
    text-align: center;
    line-height: 28px;
    background-color: #e1e1e1;
    font-size: 14px;
    color: #303030;
    float: left;
    margin-right: 4px;
    transition: all 0.5s;
    cursor: pointer;
}

.dbbr_t li.dbbrt {
    background-color: #d0af7c;
    color: #ffffff;
}

.dbbr_b {
    margin-top: 40px;
    font-size: 14px;
}

.dbbr_b_xq {
    overflow: hidden;
}

.dbbr_b_xq li {
    width: 33.333%;
    float: left;
    font-size: 14px;
    color: #646464;
    margin-bottom: 20px;
}

.dbbrb img {
   max-width: 100%;
    display: block;
}

.contact-main {
    width: 1200px;
    margin: 0 auto;
    min-height: 660px;
}

.contact-main .contact-main-bd {
    margin: 30px 0 100px 0;
    line-height: 200%;
    font-size: 16px;
}

.details_df {
    max-width: 1200px;
    margin: 50px auto 40px;
}

.dd_t {
    width: 96%;
    padding: 0 2%;
    background-color: #f4f4f4;
    font-size: 16px;
    color: #505050;
    line-height: 40px;
    margin-bottom: 30px;
}

.dd_b {
    overflow: hidden;
    padding: 0 40px;
    position: relative;
}

.dd_b .swiper-button-next {
    width: 18px;
    height: 30px;
    background-image: url(../images/dd_b_next.png);
    background-size: 100% 100%;
    right: 0;
    top: 40%;
}

.dd_b .swiper-button-prev {
    width: 18px;
    height: 30px;
    background-image: url(../images/dd_b_prev.png);
    background-size: 100% 100%;
    left: 0;
    top: 40%;
}

.dd_b dl {
    width: 15.38%;
    float: left;
    margin-right: 10px;
}

.dd_b dl dt {
    width: 100%;
    height: 124px;
    background-color: #f4f4f4;
    overflow: hidden;

}

.dd_b dl dt img {
    width: 100%;
}

.dd_b dl dd {
    font-size: 16px;
    color: #505050;
    margin-top: 15px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align:center;
}
.product-centre {
    display: flex;
    flex-flow: column;
    align-items: center;
    /*background: url(../images/advantage-bg.jpg) no-repeat;*/
}
.product-content-top {
    width: 1200px;
    margin: 0 auto;
    margin-bottom: 32px;
}