html {
    background-color: #fff;
}

body,
html {
    padding: 0;
    margin: 0;
    background-image: url("https://yun.aptservice.cn/STORE_20230530_6475c887d3fa3.jpg");
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.container {
    width: 86%;
    margin: 0px auto;
}

.head {
    position: relative;
}

.head-bg {
    width: 100%;
}

video {
    width: 100%;
}

.nav-wapper {
    width: 100%;
    margin: 0px auto;
    padding: 15px 0px;
    position: absolute;
    top: 0;
    left: 0;
}

.nav-top{
    background-color: rgba(19, 22, 37, 0.8);
}

.nav-wapper-fixed {
    position: fixed;
    width: 100%;
    padding: 15px 0px;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 1);
    z-index: 99999;
}

.nav {
    width: 86%;
    margin: 0px auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
}

.nav-this a {
    border-bottom: 4px solid #fff;
    padding-bottom: 10px;
}

.logo {
    width: 40%;
    font-size: 24px;
    font-weight: 600;
}

.logo a {
    color: #fff;
}

.nav-box {
    width: 40%;
    display: flex;

}

.nav-item {
    width: 18%;
    margin: 10px 1%;
    text-align: center;
    font-size: 18px;
}

.nav-item a {
    color: #fff;
}

.nav-item:hover {
    cursor: pointer;
}

.product {
    background-color: rgba(57, 81, 99, 0.4);
    padding: 40px 0px;
}

.prodct-cover {
    width: 30%;
    background-color: rgba(57, 81, 99, 0.5);
    padding: 15px 0;
    padding-bottom: 30px;
    text-align: center;
}

.prodct-cover img {
    max-width: 80%;
}

.product-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    color: #fff;
    margin-bottom: 40px;
}

.info-box {
    width: 65%;
}

.product-title {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.product-desc {
    font-size: 18px;
    line-height: 34px;
}

.point-wapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 30px auto;
    padding: 40px 0px;
}

.point-wapper .box-title {
    width: 20%;
    text-align: left;
}

.poin-box {
    width: 78%;
    margin: 20px auto;
}

.point-box-row {
    display: flex;
    justify-content: space-around;
}

.point-item {
    width: 48%;
    margin: 10px 1%;
    text-align: center;
    font-size: 20px;
    font-weight: 500;
    padding: 15px 15px;
    color: #fff;
    display: flex;
    align-items: center;
    background-color: rgba(19, 22, 37, 0.6);
    transition: transform 0.3s ease-out;
}

.point-item:hover {
    transform: scale(1.04);
    cursor: pointer;
}

.point-img {
    width: 20%;
}

.point-img img {
    width: 100%;
}

.secen-wapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0px;
}

.secen-wapper .box-title {
    width: 20%;
    text-align: center;
}

.secen-wapper .box-title span {
    font-size: 20px;
}

.product-secen {
    width: 78%;
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    padding-top: 20px;
}

.secen-item {
    width: 28%;
    height: 400px;
    transition: transform 0.3s ease-out;
}

.secen-item:hover {
    transform: scale(1.02);
    cursor: pointer;
}

.secen-item1 {
    background-image: url("https://file.bjitec.com/store_20230709_64aa6019a0c84.jpg");
    background-size: cover;
}

.secen-item2 {
    background-image: url("https://file.bjitec.com/store_20230709_64aa6029bbd10.jpg");
    background-size: cover;
}

.secen-item3 {
    background-image: url("https://file.bjitec.com/store_20230709_64aa603ba7420.jpg");
    background-size: cover;
}

.secen-title {
    height: 320px;
    padding: 40px 30px;
    font-size: 24px;
    font-weight: 500;
    background-color: rgba(0, 0, 0, 0.4);
    color: #f7f8f9;
}

.secen-title span {
    margin-top: 15px;
    display: block;
}

.secen-title hr {
    width: 60px;
    height: 20px;
}

.box-title {
    font-size: 32px;
    font-weight: 500;
    color: #fff;
}

.box-title span {
    display: block;
    margin-top: 10px;
    font-weight: 600;
    font-size: 28px;
}

.product-box-title span {
    color: #c2c2c2;
    font-size: 18px;
}

.param {
    padding: 40px 0px;
    margin: 40px auto;
}

.layui-table {
    font-size: 20px !important;
    margin-top: 30px;
    background-color: transparent !important;
    color: #fff !important;
}

.layui-table td {
    font-size: 18px !important;
}

tr:hover {
    background-color: rgb(224, 225, 235, 0.4) !important;
}

.company {
    padding: 50px 0px;
    padding-bottom: 80px;
    background-color: rgba(57, 81, 99, 0.6);
}

.company-wapper {
    display: flex;
    justify-content: space-between;
    padding: 20px 0px;
}

.company-cover {
    width: 30%;
}

.company-cover img {
    width: 100%;
}

.company-other {
    width: 60%;
}

.company-box {
    font-size: 18px;
    line-height: 34px;
    text-indent: 24px;
    color: #fff;
}

.company-title {
    font-size: 30px;
    margin: 10px auto;
    text-align: left;
    color: #fff;
    width: 86%;
}

.company-title span {
    font-size: 24px;
    color: #c2c2c2;
    display: block;
    margin-top: 6px;
}

.news {
    padding: 50px 0;
    background-color: rgba(19, 22, 37, 0.8)
}

.news-box-title {
    margin-bottom: 20px;
}

.news-box-title span {
    font-size: 24px;
    color: #c2c2c2;
}

.news-box {
    padding: 20px 0px;
    display: flex;
    justify-content: space-between;
}

.news-item {
    width: 30%;
    background-color: #fff;
    transition: transform 0.3s ease-out;
}

.news-item:hover {
    transform: scale(1.02);
    cursor: pointer;
}

.news-cover {
    width: 100%;
}

.news-cover img {
    width: 100%;
}

.news-info {
    width: 90%;
    margin: 15px auto;
}

.news-title {
    font-size: 18px;
    font-weight: 500;
    color: #666;
}

.news-date {
    font-size: 18px;
    color: #999;
    margin: 15px auto;
}

.contact {
    background-color: rgba(57, 81, 99, 0.4);
    padding: 50px 0px;
}

.contact .box-title {
    color: #fff;
    margin-bottom: 20px;
}

.contact .box-title span {
    font-size: 24px;
    color: #c2c2c2;
}

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

.map-box {
    width: 68%;
}

.comment-box {
    width: 25%;
    padding: 20px;
    background-color: rgba(0, 0, 0, 0.4);
}

.comment-title {
    font-size: 20px;
    font-weight: 600;
    color: #c2c2c2;
    margin-bottom: 10px;
    border-bottom: 1px solid rgb(108, 110, 118);
    padding-bottom: 10px;
}

.comment-btn {
    width: 200px;
    height: 50px;
    line-height: 50px;
    background-color: rgb(0, 0, 0, 0.4);
    color: #c2c2c2;
    font-size: 16px;
    width: 100%;
}

.comment-btn:hover {
    color: #c2c2c2 !important;
    background-color: rgb(0, 0, 0, 0.4) !important;
}

.layui-input {
    height: 50px;
    line-height: 50px;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    color: #c2c2c2;
}

.layui-textarea {
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    color: #c2c2c2;
}

.layui-input::placeholder {
    font-size: 16px;
}

.foot {
    background-color: rgba(19, 22, 37, 0.8);
    padding: 40px 20px;
}

.foot-company {
    font-size: 24px;
    font-weight: bold;
    font-family: fontface__思源宋体medium__15__34546144785;
    color: rgb(224, 225, 235);
    margin-bottom: 20px;
}

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

.customer-box {
    width: 45%;
}

.company-foot-info {
    width: 45%;
}

.foot-line {
    color: #fff;
    color: rgb(108, 110, 118);
    font-size: 16px;
    margin-bottom: 15px;
}

.foot-line a {
    color: rgb(108, 110, 118);
    text-decoration: none;
}

.customer-wapper {
    display: flex;
    flex-wrap: wrap;
}

.customer-title {
    font-size: 18px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 10px;
}

.customer {
    font-size: 16px;
    width: 30%;
    margin-bottom: 10px;
}

.mobile-menu {
    display: none;
}

.mobile-title {
    display: none;
}

.index-company{
    font-size: 18px;
    line-height: 34px;
    text-indent:24px;
    color:#fff;
    position: absolute;
    width: 100%;
    left: 0;
    top: 30%;
}
.index-company-desc {
    padding: 40px 40px;
    width: 30%;
    margin-left: 7%;
    background-color: rgba(57,81,99,0.4);
}


@media screen and (max-width: 768px) {
    .index-company {
        margin: 10px auto;
        left: 0;
        top: 0;
        position: relative;
    }

    .index-company-desc {
        width: 85%;
        margin: 10px auto;
        font-size: 16px;
        padding: 20px 15px;
    }
    
    .container {
        width: 90%;
    }

    .logo {
        width: 100%;
        font-size: 16px;
        text-align: center;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 5px 0px;
    }

    .nav-box {
        display: none;
    }

    .product-info {
        display: block;
        padding: 10px 0px;
        margin-bottom: 20px;
    }

    .prodct-cover {
        width: 80%;
        margin: 15px auto;
    }

    .product-desc {
        font-size: 14px;
    }

    .info-box {
        width: 100%;
        margin: 10px auto;
        font-size: 14px;
    }

    .product-title {
        font-size: 18px;
    }

    .prodct-desc {
        font-size: 16px;

    }

    .point-wapper {
        display: block;
        padding: 10px 0px;
        margin: 10px auto;
    }

    .point-wapper .box-title {
        width: 100%;
        font-size: 18px;
    }

    .point-wapper .box-title span {
        font-size: 14px;
    }

    .poin-box {
        width: 100%;
        margin: 10px auto;
    }

    .point-img {
        width: 40%;
    }

    .point-title {
        font-size: 14px;
        text-align: left;
    }

    .secen-wapper {
        display: block;
    }

    .product-secen {
        width: 100%;
        margin-top: 10px;
        padding-top: 0px;
        display: flex;
    }

    .secen-wapper {
        padding: 10px 0px !important;
    }

    .secen-item {
        width: 31%;
        height: 200px;
        margin-bottom: 10px;
    }

    .secen-title {
        height: 180px;
        padding: 10px 10px;
        font-size: 14px;
    }

    .secen-title span:last-child {
        display: none;
    }

    .mobile-title {
        display: block;
        width: 100% !important;
        font-size: 18px;
        text-align: left !important;
    }

    .mobile-title span {
        font-size: 14px !important;
    }

    .pc-title {
        display: none;
    }

    .param {
        padding: 10px 0px;
        margin: 10px auto;
    }

    .param .box-title {
        font-size: 18px;
    }

    .param .box-title span {
        font-size: 14px;
    }

    .layui-table {
        margin-top: 10px;
    }

    .layui-table td {
        font-size: 12px !important;
    }

    .company {
        padding: 20px 0px;
        margin: 0px auto;
    }

    .company-title {
        width: 90%;
        font-size: 18px;
        margin: 0px auto;
    }

    .company-title span {
        font-size: 14px;
    }

    .company-wapper {
        display: block;
        padding: 10px 0px;
    }

    .company-cover {
        width: 100%;
        margin: 10px auto;
    }

    .company-other {
        width: 100%;
        font-size: 16px;
    }

    .company-box {
        font-size: 16px !important;
        line-height: 30px;
    }

    .company-info {
        padding: 10px 10px;
    }

    .news {
        padding: 15px 0px;
    }

    .news-box-title {
        font-size: 18px;
        margin-bottom: 0px;
    }

    .news-box-title span {
        font-size: 14px;
    }

    .news-box {
        display: block;
        padding: 10px 0px;
    }

    .news-item {
        width: 100%;
        margin: 10px auto;
    }

    .news-info {
        margin: 0px auto;
    }

    .news-title {
        font-size: 14px;
        padding: 10px 0px;
    }

    .contact {
        padding: 15px 0px;
    }

    .contact .box-title {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .contact .box-title span {
        font-size: 14px;
    }

    .contact-box {
        display: block;
    }

    .map-box {
        width: 100%;
    }

    .comment-box {
        width: 90%;
        margin: 10px auto;
        padding: 15px;
    }

    .layui-input::placeholder {
        font-size: 14px;
    }

    .layui-textarea::placeholder {
        font-size: 14px;
    }

    .comment-title {
        font-size: 16px;
    }

    .comment-btn {
        font-size: 14px !important;
    }

    .foot-company {
        font-size: 16px;
    }

    .foot-wapper {
        display: block;
    }

    .company-foot-info {
        width: 100%;
    }

    .customer-box {
        width: 100%;
    }

    .customer-title {
        font-size: 14px;
    }

    .mobile-menu {
        display: block;
    }

    .mobile {
        background-color: rgba(0, 0, 0, 0.7);
        padding: 15px 0;
        z-index: 1000000;
        position: fixed;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
    }

    .mobile-close {
        color: #fff;
        text-align: right;
        padding: 10px 30px;
    }

    .mobile-close .layui-icon {
        font-size: 24px;
    }

    .mobile-nav {
        color: #fff;
        text-align: center;
    }

    .mobile-nav a {
        color: #fff;
    }

    .mobile-nav-item {
        margin: 30px auto;
        font-size: 18px;
    }

    .mobile-nav-item .nav-this a {
        border-bottom: 2px solid #fff;
    }

    .company,.contact,.detail,.product{
        padding-top: 20px;
    }


}