body,html{
    scroll-behavior: smooth;
}  

.herderRightPC{
    display: block;
}

.herderRightWeb{
    display: none;
}

.layui-carousel{
    height: 70vh !important;
}

.layui-carousel img{
    width: 100%;
    height: 100%;
    display: block; /* 避免图片下方出现空隙 */
}

.aboutBOX{
    width: 100%;
    /* height: 650px; */
}

.layui-nav .layui-nav-item a{
    color: rgba(0, 0, 0) !important;
}

.serviceGaoGuang,
.About-Us{
    width: 100%;
    height: auto;
    display: inline-block;
    background: url('/img/website/About.png') no-repeat;
    background-size: 100% 100%;
    padding: 100px 200px;
    box-sizing: border-box;
}

.serviceGaoGuang{
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    padding: 60px 200px;
}

.introduce{
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: #fff;
}

.professionalField{
    background: url('/img/website/professionalField.png') no-repeat;
    background-size: 100% 100%;
    padding: 85px 200px;
}

.engineeringCases{
    background: url('/img/website/professionalField.png') no-repeat;
    background-size: 100% 100%;
    padding: 40px 0;
}

.contactUs{
    background: url('/img/website/contactUs.png') no-repeat;
    background-size: 100% 100%;
    padding: 50px 200px;
}

.case,
.projectCases{
    height: auto;
    background: #fff;
    padding: 75px 240px;
}

.projectCasesIndex{
    height: auto;
    padding: 2em 15%;
}


.titleSvg:before{
    content: "";
    width: 40px;
    height: 3px;
    display: inline-block;
    background: url('/img/website/img4.png') no-repeat;
    background-size: cover;
}

.service{
    width: 25%;
    height: 180px;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    text-align: center;
    border-right: 1px solid #E6E6E6;
}

.service:last-child{
    border-right: none;
}

.qualityAssurance i,
.standardInnovation i,
.goodService i,
.userFirst i{
    content: " ";
    width: 155px;
    height: 155px;
    -webkit-transition-duration: 0.3s;
    transition-duration: 0.3s;
    display: inline-block;
}

.userFirst i{
    background: url('/img/website/images1.png') no-repeat;
    background-size: cover;
}

.goodService i
{
    content: "";
    background: url('/img/website/images2.png') no-repeat;
    background-size: cover;
}

.standardInnovation i
{
    content: " ";
    background: url('/img/website/images3.png') no-repeat;
    background-size: cover;
}

.qualityAssurance i
{
    content: " ";
    background: url('/img/website/images4.png') no-repeat;
    background-size: cover;
}

.qualityAssurance i span,
.standardInnovation i span,
.goodService i span,
.userFirst i span{
    display: inline-block;
    position: absolute;
    bottom: -35px;
    left: 32px;
    font-size: 22px;
}

.qualityAssurance i:hover,
.standardInnovation i:hover,
.goodService i:hover,
.userFirst i:hover{
    background: url('/img/website/imagesHover1.png') no-repeat;
    background-size: cover;
    color: #2375D7;
}

.goodService i:hover{
    background: url('/img/website/imagesHover2.png') no-repeat;
    background-size: cover;
}

.standardInnovation i:hover{
    background: url('/img/website/imagesHover3.png') no-repeat;
    background-size: cover;
}

.qualityAssurance i:hover{
    background: url('/img/website/imagesHover4.png') no-repeat;
    background-size: cover;
}

.introduceRight,
.introduceLeft{
    width: 50%;
}

.introduceRight img,
.introduceLeft img{
    width: 100%;
    height: 540px;
}

.introduceRight:before{
    content:'';
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    left: 0;
    background-color: rgba(0, 0, 0, .4) ;
}

.fieldModel{
    width: 328px;
    height: 540px;
    cursor:pointer;
    margin-right: 10px;
}

.fieldModel:nth-child(4n){
    margin-right: 0;
}

.maskFieldModel4,
.maskFieldModel3,
.maskFieldModel2,
.maskFieldModel1{
    display: none;
    position: absolute;
    top: 0;
    background-color: rgba(0, 0, 0, .4);
    width: 100%;
    height: 100%;
    color: #fff;
    padding: 60px 30px;
    box-sizing: border-box;
}

.model_title_4,
.model_title_3,
.model_title_2,
.model_title_1{
    position: absolute;
    width: 100%;
    text-align: center;
    padding-top: 40px;
    font-size: 26px;
    color: #fff;
    font-weight: 600;
}

.title{
    font-size: 28px;
    font-weight: 600;
    text-align: center;
}

.text{
    color: #FFF;
    font-size: 14px;
}

.img4,
.img3,
.img2,
.img1{
    width: 90px;
    height: 90px;
    display: flex;
    background: url('/img/website/underwritingImage1.png') no-repeat;
    background-size: cover;
    margin: 0 auto;
}

.img2{
    background: url('/img/website/underwritingImage2.png') no-repeat;
    background-size: cover;
}

.img3{
    background: url('/img/website/underwritingImage3.png') no-repeat;
    background-size: cover;
}

.img4{
    background: url('/img/website/underwritingImage4.png') no-repeat;
    background-size: cover;
}

.productPageModel{
    display: table-cell;
    margin: 0;
    position: relative;
    cursor: pointer;
    width: 310px;
    height: 300px;
    text-align: center;
}

.swiper {
    width: 100%;
    height: 435px;
}

.swiper-wrapper{
    height: auto !important;
}

.swiper-slide {
    height: auto !important;
    text-align: center;
    font-size: 18px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.swiper-slide img {
    display: block;
    width: 100%;
    height: 75%;
    object-fit: cover;
}

.swiper-text{
    width: 100%;
    background: #fff;
    padding: 10px;
    box-sizing: border-box
}

.swiper-text h5{
    color: #000;
    padding-top: 10px;
    font-size: 26px;
    font-weight: 600;
}

.swiper-text p{
    color: #333;
    padding: 20px 0;
    text-align: left;
    font-size: 14px;
}

.seiperTime{
    width: 100%;
    display: flex;
    justify-content: end;
    font-size: 12px;
    color: #999;
}

.layui-form-item{
    width: 80%;
}

.contactLeft,
.contactRight{
    width: 50%;
}

.titleRight,
.contactRight{
    padding-left: 120px;
}

.contactInfo1:before{
    content:'';
    width: 24px;
    height: 24px;
    display: inline-block;
    background: url('/img/website/contactImg1.png') no-repeat;
    background-size: cover;
    margin-right: 10px;
}

.contactInfo2:before{
    content:'';
    width: 24px;
    height: 24px;
    display: inline-block;
    background: url('/img/website/contactImg2.png') no-repeat;
    background-size: cover;
    margin-right: 10px;
}

.contactInfo3:before{
    content:'';
    width: 24px;
    height: 24px;
    display: inline-block;
    background: url('/img/website/contactImg3.png') no-repeat;
    background-size: cover;
    margin-right: 10px;
}

.footer-section{
    padding: 33px 0 33px;
    background: #3374C2;
}

.container {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto
}

.row{
    width: 100%;
    display: flex;
}

.row:after,
.row:before,
.container:after,
.container:before{
    display: table;
    content: " ";
}

.row:after,
.container:after{
    clear: both;
}

.footer-title{
    color: #fff;
    font-size: 16px;
    margin-bottom: 25px;
}

.footer-address,
.footer-phone{
    color: #fff;
    font-size: 14px;
    margin-bottom: 10px;
}

.footer-address{
    margin-bottom: 0;
}

.col-3:first-child{
    width: 50%;
}

.col-3:last-child{
    width: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.img-right{
    width: 88px;
    height: 88px;
}

.footer-grant{
    width: 100%;
    background: #1D63B9;
    text-align: center;
    padding: 10px 0;
    color: #fff;
    font-size: 14px;
}

.caseModel{
    width: 344px;
    height: auto;
    margin-right: 10px;
    position: relative;
    margin-bottom: 10px;
}

.caseModelImg{
    width: 340px;
    height: 293px;
}

.caseModelText{
    width: 100%;
    padding: 15px;
    box-sizing: border-box;
    background: #FFF;
    box-shadow: 2px 4px 4px 0px rgba(214, 214, 214, 0.25);
}

.caseModelText h3{
    color: #000;
    font-size: 22px;
    margin-bottom: 15px;
    text-align: center;
}

.caseModelText p{
    color: #666;
    line-height: 24px;
    font-size: 14px;
    margin-bottom: 15px;
    text-indent: 24px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.caseModelTime{
    text-align: right;
    color: #999;
    font-size: 12px;
}
/**
* @explain PC与web端响应式通过媒体查询。
* @explain 当宽度小于 767px 像素，所被认为web端
*/
@media only screen and (max-width: 767px) {
    .herderRightPC{
        display: none;
    }
    .herderRightWeb{
        display: block;
    }
    .layui-carousel{
        height: 26vh !important;
    }
    .About-Us{
        padding: 10px;
        height: auto;
    }
    .About-Us h3{
        font-size: 22px !important;
    }
    .sectionConent{
        margin-top: 55px;
    }
    .service{
        width: 50%;
        height: 200px;
    }
    .service:nth-child(2n){
        border-right: none;
    }
    .row,
    .contact,
    .fieldConent,
    .introduce,
    .serviceGaoGuang{
        flex-wrap: wrap;
    }
    .caseModelImg,
    .caseModel,
    .layui-form-item,
    .contactRight,
    .contactLeft,
    .introduceRight,
    .introduceLeft{
        width: 100%;
    }
    .introduceRight img,
    .introduceLeft img {
        height: 410px;
    }
    .introduceMasking{
        padding: 10px;
    }
    .introduceMasking h5{
        font-size: 18px;
        text-align: center;
        margin-bottom: 20px;
    }
    .introduceMasking p{
        font-size: 12px;
    }
    .fieldConent{
        width: 100%;
        justify-content: initial;
    }
    .fieldModel{
        width: 49%;
        height: auto;
        margin-right: 5px;
        margin-bottom: 5px;
    }
    .caseModel,
    .fieldModel:nth-child(2n){
        margin-right: 0;
    }
    .model_title_4,
    .model_title_3,
    .model_title_2,
    .model_title_1{
        font-size: 16px;
        padding-top: 10px;
        display: block;
    }
    .maskFieldModel4,
    .maskFieldModel3,
    .maskFieldModel2,
    .maskFieldModel1{
        padding: 10px;
    }
    .title{
        font-size: 16px;
        padding-bottom: 20px;
    }
    .img4,
    .img3,
    .img2,
    .img1{
        width: 60px;
        height: 60px;    
    }
    .text{
        padding-top: 20px;
        font-size: 12px;
    }
    .swiper-slide{
        display: flex !important;
    }
    .contactRight{
        padding-left: 0;
    }
    .col-3:first-child{
        width: 100%;
        margin-bottom: 20px;
    }
    .col-3:last-child{
        width: 100%;
        justify-content: left;
    }
}