.product_nav_box .product_nav .product_nav_item_act1 .product_nav_item_icon {
    border: calc(0px + 0.1rem) solid #006B98;
}

.product_nav_box .product_nav .product_nav_item_act1 .pro_nav_line1 {
    width: calc(20px + 4rem);
    height: calc(1px + 0.1rem);
    background: #006B98;
    margin-top: calc(2px + 1rem);
}

.product_list_box {
    width: 100%;
    padding-top: calc(1px + 4rem);
    padding-bottom: calc(41px + 5rem);
}

.product_list {
    max-width: 1480px;
    width: 85%;
    margin: auto;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    flex-wrap: wrap;
    gap: calc(10px + 0.45rem);
    row-gap: calc(8px + 1rem);
}

.product_item {
    width: 18.9189%;
    height: calc(40px + 20rem);
    background: #FFFFFF80;
    box-shadow: 0px calc(0px + 0.1rem) calc(5px + 0.25rem) 0px rgba(182, 191, 200, 0.7);
    border-radius: calc(0px + 0.2rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;

}

.product_item img {
    width: calc(9px + 10rem);
    height: calc(9px + 10rem);
    object-fit: contain;
}
.shuiyin{
    width: max-width;
    text-align: center;
    font-size: calc(18px + 1rem); 
    color: #66666650;
   height: max-content;
    position: absolute;
    top: 35%;
    left: 0;
    right: 0;
    margin: auto;
   transform: rotate(-30deg);
}


.product_item p {
    font-family: Century Gothic;
    font-weight: 400;
    font-size: calc(10px + 0.5rem);
    color: #333333;
    position: relative;
    top: calc(5px + 5rem);
    transition: .5s;

}

.product_item div {
    width: calc(20px + 5rem);
    height: calc(10px + 1.5rem);
    background: #006B98;
    border-radius: calc(10px + 0.5rem);
    margin-top: calc(10px + 2.5rem);
    opacity: 0;
    position: relative;
    top: calc(10px + 1rem);
    transition: .5s;
}

.product_item div a {
    width: 100%;
    height: 100%;
    font-family: Century Gothic;
    font-weight: 400;
    font-size: calc(6px + 0.5rem);
    color: #FFFFFF;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product_item:hover div {
    opacity: 1;
}

.product_item:hover p {
    top: calc(5px + 3.5rem);
}

.case_box {
    width: 100%;
    padding-bottom: calc(92px + 5rem);
}

.case {
    max-width: 1480px;
    width: 85%;
    margin: auto;
}

.cer_title {

    width: 100%;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cer_icon {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: calc(3px + 0.5rem);
}

.cer_icon img {
    width: calc(16px + 2rem);
    cursor: pointer;
}

.about_title p {
    font-family: Century Gothic;
    font-weight: bold;
    font-size: calc(10px + 2rem);
    color: #333333;
    line-height: calc(8px + 3rem);
    margin-bottom: calc(9px + 0.5rem);
}

.about_title div {
    width: calc(10px + 4rem);
    height: calc(2px + 0.1rem);
    background: #006B98;

}

.case_list_box {
    height: calc(60px + 20rem);
    margin-top: calc(14px + 3rem);
    overflow: hidden;
}


.case_swiper {
    width: 99%;
    overflow: visible;
}

.case_swiper .swiper-slide {
    width: 32.4324%;
}

.case_item {
    width: 100%;
    background: #FFFFFF;
    box-shadow: 0px calc(0px + 0.1rem) calc(5px + 0.25rem) 0px rgba(182, 191, 200, 0.5);
    border-radius: calc(0px + 0.2rem);

}

.case_pic {
    width: 100%;
    height: calc(40px + 15rem);
}

.case_pic img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case_item p {
    font-family: Century Gothic;
    font-weight: 400;
    font-size: calc(10px + 0.5rem);
    color: #333333;
    line-height: calc(10px + 1rem);
    padding-left: calc(10px + 1rem);
    padding-right: calc(42px + 5rem);
    padding-top: calc(10px + 1rem);
    padding-bottom: calc(10px + 0.5rem);
}

.cer_icon img:nth-of-type(2) {
    display: none;
}

.cer_icon img:nth-of-type(3) {
    display: none;
}

.cer_pagenation_box {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: calc(1px + 0.5rem);
    margin-top: calc(10px + 2rem);
    padding-right: 10%;
}

.cer_pagenation {
    width: calc(2px + 1rem);
    height: calc(2px + 1rem);
    background: #FFFFFF;
    border-radius: 50%;
    border: calc(0px + 0.1rem) solid transparent;
    opacity: 0.8;
    display: flex;
    justify-content: center;
    align-items: center;
}

.cer_pagenation_act {
    border: calc(0px + 0.1rem) solid #006B98;
}

.cer_pagenation .cer_dot {
    width: calc(1px + 0.25rem);
    height: calc(1px + 0.25rem);
    background: #919191;
    border-radius: 50%;
    opacity: 0.8;
}

.cer_pagenation_act .cer_dot {
    background-color: #006B98;
}

.case_swiper1 {
    display: none;
}

.pro_nav_2_box{
    max-width: 1480px;
    width: 85%;
    margin: auto;
    padding-top: calc(20px + 2rem) ;
    display: none;
}
.pro_nav_2{
    display: flex;
    justify-content: flex-start;
    gap: calc(10px + 0.5rem);
}
.pro_nav_2_item{
    width: max-content;
        padding:0  calc(10px + 1rem);
    line-height: calc(5px + 2rem);
    border: 1px rgb(187, 187, 187) solid;
    border-radius:calc(10px + 1rem);
    text-align: center;
    font-size: calc(6px + 0.5rem);
    color: #666666;
}
.product_nav_2_item_act{
    background: rgb(0, 107, 152);
    color: #ffffff;
}
.about_nav_box{
    display: none;
}
.product_nav_item:hover .product_nav_item_icon{
     border: 2px solid #006B98;
}
@media (max-width: 1100px) {
    .product_list {
        flex-wrap: wrap;
    }

    .product_item {
        width: 48%;
        height: calc(40px + 40rem);
    }

    .product_item img {
        width: calc(9px + 26rem);
    }

    .product_item p {
        font-size: calc(10px + 1rem);
    }

    .product_item div {
        display: none;
    }

    .case_list_box {

        height: auto;
    }

    .case_item {
        width: 100%;
    }

    .case_pic {

        height: calc(40px + 16rem);
    }

    .case_item p {
        font-size: calc(10px + 1rem);
        padding: calc(10px + 1rem);
    }

    .case_swiper {
        display: none;
    }

    .case_swiper1 .swiper-slide {
        width: 48%;
    }

    .case_swiper1 {
        display: block;
    }
    .about_nav_box{
        display: block;
    }
    .product_nav_box{
        display: block !important;
    }
    .product_nav{
        overflow-x: scroll;
        gap: calc(10px + 11rem);
    }
    .product_item a{
        width: 100%;
    }
      .product_item a img{
        width: 100%;
        height: calc(9px + 26rem);
    }
    .pro_nav_2_item{
         line-height: calc(15px + 2rem);
        font-size: calc(10px + 1rem);
    }
.pro_nav_2{
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(10px + 1rem);
}
}