.product {
    position: relative;
    display: flex;
    margin-top: 60px;

}

.prolf {
    flex: 0 0 240px;
    padding: 0 30px;
    /*border-right: 1px solid */
    box-shadow: inset -1px 0 0 0 rgba(15, 25, 70, 0.10);
    padding-top: 2.08vw;
    display: none;
}

.allpro {
    opacity: 0.6;
    font-size: 14px;
    color: #1F2943;
    letter-spacing: 0;
    line-height: 22px;
    font-weight: 400;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(15, 25, 70, 0.10);
    margin-bottom: 1.3vw;
}

.product .pronav {
    position: relative;
}

.product .pronav:before {
    content: '';
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    position: absolute;
    background: #E7E8EC;
}

.product .pronav-item {
    padding-left: 12px;
    font-size: 14px;
    letter-spacing: 0;
    line-height: 20px;
    font-size: 14px;
    color: #1F2943;
    letter-spacing: 0;
    font-weight: 200;
    position: relative;
    margin-bottom: 20px;
}

.product .pronav-item.active {
    color: #1368B7;
    font-weight: 600;
}

.product .pronav-item:before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background: #E7E8EC;
}

.product .pronav-item:after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: #D8D8D8;
    border-radius: 50%;
}
.product .pronav-item.active:after {
    background-color: #1368B7;
    
}

.product .pronav-item.active:before {
    background-color: #1368B7;
    
}

.prolf .leftnav {
    top: 70px;
    /*padding-top: 2.08vw;*/
    position: sticky;
}

.product .prorg {
    padding: 2.6vw 1.5625vw 0 3.125vw;
    flex: 1;
}
.product .contact{
        margin-top: 3.65vw;
}
.product .contact .w1400{
    max-width: 100%;
}

.cont1-tit {
    color: #001A33;
    letter-spacing: 0;
    line-height: 1.25;
    font-weight: 600;
}

.cont1 {
    display: flex;
    justify-content: space-between;
}

.cont1 .cont1-lf {
    flex: 0 0 64.78%;
    border-bottom: 1px solid rgba(15, 25, 70, 0.10);
}

.cont1-des {
    font-size: 14px;
    color: #1F2943;
    letter-spacing: 0;
    line-height: 22px;
    font-weight: 200;
    margin-top: 16px;
}

.cont1 .box1-top {
    background: url('../img/Images.png') no-repeat center center/cover;
    padding: 20px 20px 1.77vw;
}

.cont1-rg {
    flex: 0 0 31.45%;
}

.cont1 .cont1-box {
    border: 1px solid rgba(15, 25, 70, 0.10);

}

.cont1 .box1-des {
    opacity: 0.6;
    font-size: 12px;
    color: #1F2943;
    letter-spacing: 0;
    line-height: 20px;
    font-weight: 400;
}

.cont1 .box1-tit {
    color: #001A33;
    letter-spacing: 0;
    font-weight: 600;
    line-height: 1.4;
    margin-top: 10px;
}

.cont1 .box1-btm a {
    display: flex;
    width: 100%;
    height: 100%;
    padding: 15px 20px;
    align-items: center;
    justify-content: space-between;
}

.cont1 .box1-br {
    width: 16px;
    height: 12px;
}

.cont1 .box1-bf {
    font-size: 12px;
    color: #1368B7;
    letter-spacing: 0;
    line-height: 20px;
    font-weight: 200;
}

.sec1 {
    padding-top: 1.5625vw;
}
.sec1 .cont1-des{
        font-size: 14px;
    color: #1F2943;
    letter-spacing: 0;
    line-height: 22px;
    font-weight: 200;
    margin-top: 16px;
}
.sec1 .cont1-des img{
   max-width: 100%!important;
   width: auto;
}
.sec1-img {
    margin-top: 1.5625vw;
}

.sec2 {
    margin-top: 1.5625vw;
}

.sec2 .sec2-list {
    display: flex;
    margin-top: 1.5625vw;
}

.sec2 .sec2-item {
    flex: 1;
    margin-right: 1.278%;
}

.sec2 .sec2-item:last-child {
    margin-right: 0;
}

.sec2 .sec2-img {
    background: #FFFFFF;
    border: 1px solid #E3E3E3;
    height: 140px;
    position: relative;
}

.sec2 .sec2-img img {
    width: 60%;
    height: 60%;
    object-fit: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.sec2 .sec2-tit {
    font-size: 16px;
    color: #000000;
    letter-spacing: 0;
    line-height: 1.5;
    font-weight: 500;
    margin-top: 20px;
}

.sec2 .sec2-des {
    font-size: 14px;
    color: rgba(15, 25, 70, 0.60);
    letter-spacing: 0;
    line-height: 22px;
    font-weight: 200;
    margin-top: 9px;
}

.sec3 {
    margin-top: 2.08vw;
    border-top: 1px solid rgba(15, 25, 70, 0.10);
    padding-top: 1.5625vw;
}

.sec3-item {
    display: flex;
    padding: 20px 0;
    border-bottom: 1px solid rgba(15, 25, 70, 0.10);
}

.sec3-rg {
    flex: 0 0 21.86%;
    margin-left: 3.79%;
}

.sec3 .sec3-lf {
    flex: 1;
}

.sec3 .sec3-des {
    font-size: 14px;
    color: rgba(15, 25, 70, 0.60);
    letter-spacing: 0;
    line-height: 22px;
    font-weight: 200;
    margin-top: 9px;
}

.sec3 .sec3-tit {
    font-size: 16px;
    color: #000000;
    letter-spacing: 0;
    line-height: 24px;
    font-weight: 500;
}

@media screen and (max-width:1600px){
  .product .contact .w1400{
    width: 100%;
 }
}
@media screen and (max-width:1440px) {}

@media (min-width:768px) and (max-width:1280px) {
    .contact .contact-inner{
        padding-left: 20px;
        padding-right: 20px;
    }
    .contact .inp{
        width: 180px;
        font-size: 14px;
        height: 42px;
    }
    .contact .tijiao{
       width: 66px;
       line-height: 42px;
       height: 42px;
    }
}
@media (min-width:768px) and (max-width:1024px) {
.contact .contact-inner .contact-rg form{
    flex-wrap: wrap;
    max-width: 300px;
}
.contact #name{
    margin-bottom: 5px;
}
}

@media screen and (max-width:1024px) {
    .prolf {
        flex: 0 0 200px;
        padding: 0 20px;
    }

    .product .prorg {
        padding-left: 20px;
        padding-right: 20px;
    }
}

@media screen and (max-width:768px) {
    .prolf {
        display: none;
    }

    .product .prorg {
        padding-left: 20px;
        padding-right: 20px;
    }

    .product .pro-item {
        flex: 0 0 100%;
        margin-right: 0;
    }

    .product .pro-item {
        margin-bottom: 10px;
    }

    .product .classify-name {
        margin-bottom: 12px;
    }

    .cont1 {
        flex-wrap: wrap;
    }

    .cont1 .cont1-lf,
    .cont1-rg {
        flex: 0 0 100%;
    }

    .cont1-des {
        margin-top: 6px;
    }

    .cont1-rg {
        margin-top: 10px;
    }

    .cont1 .box1-top {
        padding: 10px 20px;
    }

    .sec1 {
        padding-top: 20px;
    }

    .sec2 {
        padding-top: 20px;
    }

    .sec2 .sec2-list {
        flex-wrap: wrap;
    }

    .sec2 .sec2-item {
        flex: 0 0 48.5%;
        margin-right: 3%;
        margin-bottom: 12px;
    }

    .sec2 .sec2-item:nth-child(2n) {
        margin-right: 0%;
    }

    .sec2 .sec2-img {
        height: 100px;
    }

    .sec2 .sec2-tit {
        margin-top: 6px;
    }

    .sec2 .sec2-des {
        margin-top: 6px;
    }

    .sec3-item {
        flex-direction: column-reverse;
    }

    .sec3-rg {
        margin-left: 0%;
    }

    .sec3 .sec3-lf {
        margin-top: 10px;
    }

    .sec3 {
        padding-top: 20px;
        margin-top: 0;
    }
}