body {
    margin: 0 auto;
    background-color: #ffffff;
    font-family: "PingFang SC", Helvetica, Arial, "Hiragino Sans GB", "Microsoft Yahei";
}

.nav .nav-center {
    width: 1100px;
    margin: 0 auto;
}

.nav .nav-center .nav-listing {
    padding-top: 30px;
    width: 230px;
}

.nav .nav-center .nav-listing .jiazai {
    height: 44px;
    line-height: 44px;
    text-align: center;
    background-image: linear-gradient(0deg, #2de6d5 0%, #14c9ab 100%);
}

.nav .nav-center .nav-listing .jiazai span {
    font-family: PingFangSC-Medium;
    font-size: 16px;
    line-height: 22px;
    height: 22px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.nav .nav-center .nav-listing ul {
    background-image: linear-gradient(-176deg, #ffffff 0%, #f2f2f2 100%);
}

.nav .nav-center .nav-listing ul li {
    width: 230px;
    height: 46px;
    line-height: 46px;
    text-align: center;
}

.nav .nav-center .nav-listing ul li img {
    float: left;
    margin-top: 17px;
    margin-left: 20px;
    width: 5px;
    height: 12px;
}

.nav .nav-center .nav-listing ul li span {
    height: 22px;
    line-height: 22px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #AAAAAA;
}

.nav .nav-center .nav-listing ul li .key2 {
    width: 200px;
    height: 1px;
    margin-left: 15px;
    background: #E5E5E5;
    margin-top: -2px;
}

.nav .nav-center .nav-listing ul .active {
    color: #505050;
}

.nav .nav-center .nav-listing .contact {
    padding-top: 20px;
}

.nav .nav-center .nav-listing .contact .contact-di {
    height: 180px;
    background-image: linear-gradient(-176deg, #ffffff 0%, #f2f2f2 100%);
}

.nav .nav-center .nav-listing .contact .contact-di .contact-nav {
    width: 179px;
    height: 110px;
    line-height: 20px;
    padding-top: 37px;
    margin-left: 25px;
    font-family: PingFangSC-Regular;
    font-size: 14px;
    color: #464646;
    letter-spacing: 0;
}

.nav .nav-center .nav-listing .contact .contact-di .contact-nav span {
    line-height: 20px;
    margin-bottom: 25px;
}

.nav .nav-center .nav-img {
    width: 821px;
    padding-top: 30px;
    margin-left: 49px;
}

.nav .nav-center .nav-img .img-top h4 {
    margin-top: 10px;
    height: 22px;
    line-height: 22px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #494949;
}

.nav .nav-center .nav-img .img-top .img-top-daoheng {
    float: right;
    margin-top: -20px;
    font-family: PingFangSC-Regular;
    font-size: 12px;
    color: #272727;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .img-top .img-top-daoheng span {
    font-size: 12px;
    height: 17px;
    color: #000000;
    letter-spacing: 0;
    line-height: 17px;
}

.nav .nav-center .nav-img .img-top .img-top-daoheng span:last-child a {
    color: #689EDE;
}

.nav .nav-center .nav-img .img-top .key {
    width: 826px;
    height: 2px;
    margin-top: 10px;
    background: #EDEDED;
}

.nav .nav-center .nav-img .img-top .key3 {
    width: 110px;
    height: 5px;
    margin-top: -3px;
    background: #1BCBAE;
}

.nav .nav-center .nav-img .nav-zhong {
    height: 279px;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongimg {
    margin-top: 19px;
    margin-left: 2px;
    width: 260px;
    height: 210px;
    line-height: 207px;
    text-align: center;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongimg img {
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;
    vertical-align: middle;
}

.nav .nav-center .nav-img .nav-zhong .key5 {
    float: left;
    width: 2px;
    height: 210px;
    margin-top: 24px;
    margin-left: 22px;
    background: #E2E2E2;
    display: inline-block;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext {
    margin-left: 21px;
    margin-top: 12px;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext h1 {
    height: 25px;
    line-height: 25px;
    font-family: PingFangSC-Regular;
    font-size: 18px;
    color: #000000;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext .key6 {
    width: 100%;
    background: #E2E2E2;
    height: 2px;
    margin-top: 10px;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext .chanpin {
    margin-top: 10px;
    height: 34px;
    background: #000000;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext .chanpin .parameter {
    float: left;
    width: 145px;
    height: 34px;
    line-height: 34px;
    text-align: center;
    font-family: PingFangSC-Medium;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext .chanpin .price {
    float: left;
    width: 358px;
    height: 34px;
    background: #1BCBAE;
}

.nav .nav-center .nav-img .nav-zhong .nav-zhongtext .chanpin .price span {
    display: block;
    margin-top: 7px;
    margin-left: 34px;
    height: 20px;
    font-family: PingFangSC-Medium;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .nav-zhong .address {
    margin-left: 21px;
    margin-top: 32px;
    height: 110px;
}

.nav .nav-center .nav-img .nav-zhong .address .boo {
    float: left;
    max-width: 224px;
    overflow: hidden;
    line-height: 22px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    color: #464646;
    letter-spacing: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nav .nav-center .nav-img .nav-zhong .address .ord {
    float: left;
    margin-left: 62px;
}

.nav .nav-center .nav-img .nav-zhong .address .ord .ordqian {
    width: 216px;
    height: 44px;
    line-height: 44px;
    margin-bottom: 21px;
    text-align: center;
    background: #FFFFFF;
    border: 1px solid #1BCBAE;
    border-radius: 2px;
    box-sizing: border-box;
    font-family: PingFangSC-Semibold;
    font-size: 18px;
    color: #1BCBAE;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .nav-zhong .address .ord .order {
    width: 216px;
    height: 44px;
    line-height: 44px;
    text-align: center;
    background: #4BACFF;
    border-radius: 2px;
    font-family: PingFangSC-Regular;
    font-size: 16px;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .nav-zhong .address .ord .order:hover {
    background: #1BCBAE;
}

.nav .nav-center .nav-img .nav-zhong .address .ord .order a {
    color: #FFFFFF;
}

.nav .nav-center .nav-img .introduction {
    min-height: 611px;
}

.nav .nav-center .nav-img .introduction .introduct {
    height: 34px;
    background: #1BCBAE;
}

.nav .nav-center .nav-img .introduction .introduct span {
    display: inline-block;
    margin-top: 6px;
    margin-left: 41px;
    font-family: PingFangSC-Medium;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .introduction .introduct .hei {
    float: right;
    width: 75%;
    height: 34px;
    background: #000000;
}

.nav .nav-center .nav-img .introduction .ion {
    font-size: 14px;
    color: #333;
    line-height: 26px;
    margin-top: 25px;
    margin-bottom: 92px;
}

.nav .nav-center .nav-img .introduction .ion img {
    max-width: 100%;
}

.nav .nav-center .nav-img .ordder {
    margin-bottom: 100px;
}

.nav .nav-center .nav-img .ordder .ordder-top {
    height: 34px;
    background: #1BCBAE;
}

.nav .nav-center .nav-img .ordder .ordder-top span {
    display: inline-block;
    margin-top: 6px;
    margin-left: 41px;
    font-family: PingFangSC-Medium;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .ordder .ordder-top .hei {
    float: right;
    width: 688px;
    height: 34px;
    background: #000000;
}

.nav .nav-center .nav-img .ordder .order {
    margin-top: 30px;
}

.nav .nav-center .nav-img .ordder .order .messages {
    padding: 15px 0;
    height: 30px;
    margin-bottom: 10px;
}

.nav .nav-center .nav-img .ordder .order .biaodan {
    margin-bottom: 16px;
    height: 30px;
}

.nav .nav-center .nav-img .ordder .order .biaodan i {
    float: left;
    width: 12px;
    height: 17px;
    margin-top: 4px;
    font-family: PingFangSC-Medium;
    font-size: 12px;
    color: #FF2D2D;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .ordder .order .biaodan span {
    margin-right: 15px;
    min-width: 72px;
    height: 20px;
    float: left;
    margin-top: 5px;
    font-family: PingFangSC-Medium;
    font-size: 14px;
    color: #A1A1A1;
    letter-spacing: 0;
}

.nav .nav-center .nav-img .ordder .order .biaodan input {
    height: 30px;
    width: 311px;
    font-size: 12px;
    background: none;
    border: 1px solid #C8C8C8;
    border-radius: 4px;
    padding-left: 5px;
    float: left;
    box-sizing: border-box;
}

.nav .nav-center .nav-img .ordder .order .biaodan .clears {
    clear: both;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label0 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label1 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label2 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label3 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label4 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label5 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label6 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .biaodan #label7 {
    display: none;
    color: #0aa770;
    height: 28px;
    line-height: 28px;
}

.nav .nav-center .nav-img .ordder .order .noo {
    height: 132px;
}

.nav .nav-center .nav-img .ordder .order .noo .remark {
    font-size: 12px;
    background: none;
    border: 1px solid #C8C8C8;
    border-radius: 4px;
    padding-left: 5px;
    float: left;
    box-sizing: border-box;
}

.nav .nav-center .nav-img .ordder .order button {
    margin-top: 49px;
    margin-left: 66px;
    width: 120px;
    height: 32px;
    border: none;
    background: #1BCBAE;
    border-radius: 26px;
    font-family: PingFangSC-Regular;
    font-size: 14px;
    color: #FFFFFF;
    letter-spacing: 0;
}