*{
    margin: 0;
    padding: 0;
}
.header{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
}
.language{

    position: absolute;

    right: 20px;

    top: 20px;

    background: #000;

    color: #fff;

    border-radius: 20px;
    text-decoration: none;
}
.logo{

    margin-left: 40px;

    margin-top: 10px;
}
.logo img{

    width: 160px;

    height: 60px;
}
.nav{

    float: right;

    margin-right: 80px;

    margin-top: 18px;
}
.nav a{

    color: #fff;

    margin-left: 50px;

    font-size: 16px;

    text-align: center;
    cursor: pointer;
    padding-bottom: 5px;
}
.nav a.on{

    font-weight: 700;

    border-bottom: 3px solid #fff;
}
.banner{

    height: 900px;

    overflow: hidden;
}
.bannercon{

    width: 1440px;

    margin: 0 auto;

    margin-top: 260px;
}
.bannercon h2{

    font-size: 70px;

    font-weight: 700;

    color: #fff;
}
.bannercon p{

    font-size: 24px;

    color: #fff;

    margin-top: 40px;
}
.bannercon a{

    width: 180px;

    height: 56px;

    background: #2878FF;

    border-radius: 4px 4px 4px 4px;

    display: block;

    margin-top: 60px;

    font-size: 20px;

    color: #fff;

    text-align: center;

    line-height: 56px;

    text-decoration: none;
}
.bannercon a img{

    vertical-align: middle;

    width: 18px;
}
.about{

    background: #EEEFF6;

    overflow: hidden;
}
.about1{

    width: 1440px;

    margin: 0 auto;

    overflow: hidden;
}
.about1L{

    width: 720px;

    float: left;

    font-size: 20px;

    line-height: 37px;

    margin-top: 19px;
}
.about1L p{

    margin-bottom: 46px;

    word-break: break-all;
}
.about1L p span{

    font-size: 40px;

    color: #2878FF;
}
.about1R{

    float: right;

    width: 652px;
}
.about1R img{

    width: 100%;
}
.about2{

    width: 1440px;

    margin: 120px auto;
}
.about2 h2{

    font-size: 42px;

    color: #2878FF;

    margin: 30px;
}
.about2 h4{

    font-size: 28px;

    color: #000;

    margin: 30px 0 10px 30px;
}
.about2 p{

    font-size: 20px;

    color: #000;

    margin: 0 30px;
}
.abouttwo{

    overflow: hidden;
}
.a1{

    float: left;

    width: 440px;

    height: 288px;

    background: #FFFFFF url("../images/1.png") no-repeat;

    background-size: 100% 100%;

    border-radius: 0px 0px 0px 0px;
}
.a2{

    float: right;

    width: 980px;

    height: 288px;

    border-radius: 0px 0px 0px 0px;

    background: #FFFFFF url("../images/2.png") no-repeat;

    background-size: 100% 100%;
}
.a3{

    width: 1440px;

    height: 250px;

    background: #FFFFFF url("../images/3.png") no-repeat;
    background-size: 100% 100%;


    border-radius: 0px 0px 0px 0px;

    overflow: hidden;

    margin: 20px 0;
}
.title{

    text-align: center;

    margin-top: 100px;

    margin-bottom: 80px;
}
.title p{

    color: #d8d2d2;

    text-transform: uppercase;

    z-index: 1;

    font-size: 36px;

    position: relative;
}
.title h2{

    font-size: 42px;

    position: relative;

    z-index: 10;

    margin-top: -31px;
}
.index_product{

    background: #050C1F;

    overflow: hidden;

    padding-bottom: 150px;
}
.indexcasecon{

    width: 1500px;

    margin: 0 auto;

    position: relative;
}
.indexcaseconitem{

    position: relative;

    width: 1440px;

    height: 600px;

    /* background: linear-gradient( 90deg, #050C1F 0%, #050C1F 61%, rgba(5,12,31,0) 100%); */

    border-radius: 0px 0px 0px 0px;

    /* opacity: 0.8; */

    margin: 0 auto;
}
.indexcaseconitem:after{
    position: absolute;
    width: 900px;
    height: 600px;
    background: linear-gradient( 90deg, #050C1F 0%, #050C1F 61%, rgba(5,12,31,0) 100%);
    border-radius: 0px 0px 0px 0px;
    opacity: 0.8;
    content: '';
    display: block;
    left: 0;
    top: 0;
    z-index: 0;
}
.indexcaseconitem img{

    width: 1440px;

    height: 600px;
}
.indexcaseconitemcon{

    position: absolute;

    top: 43px;

    left: 50px;

    color: #fff;

    z-index: 10;
}
.indexcaseconitemcon p{

    font-size: 18px;

    color: #fff;
}
.indexcaseconitemcon h2{

    font-size: 36px;

    color: #fff;
}
.indexcaseconitemcon h3{

    color: #fff;

    font-size: 20px;

    margin-top: 40px;
}
.line{

    width: 67px;

    height: 7px;

    background: #2878FF;

    border-radius: 0px 0px 0px 0px;

    margin-top: 24px;
}
.indexcaseconitemcon p{

}
.indexcaseconitemcon p img{

    width: 24px;

    height: 24px;

    vertical-align: middle;

    margin: 10px 0;
}
.indexcasetab{

    width: 1440px;

    margin: 10px auto;

    overflow: hidden;

    display: flex;

    justify-content: space-between;
}
.indexcasetab a{

    width: 18%;

    float: left;

    /* margin: 1%; */

    width: 466px;

    height: 160px;

    background: #FFFFFF;

    border-radius: 0px 0px 0px 0px;

    border: 1px solid #707070;

    position: relative;
}
.indexcasetab a img{

    width: 100%;
}
.indexcasetab a p{

    position: absolute;

    width: 100%;

    left: 0;

    bottom: 0;

    width: 466px;

    height: 45px;

    /* background: rgba(0,0,0,.6); */

    border-radius: 0px 0px 0px 0px;

    /* border: 1px solid #707070; */

    line-height: 45px;

    text-align: center;

    color: #fff;

    font-size: 16px;

    transition: 300ms;
}
.indexcasetab a.on p{
    height: 160px;
    line-height: 160px;
}

.swiper-button-next:after, .swiper-button-prev:after{
    display: none;
}
.swiper-button-prev{
    left: -6% !important;
}
.swiper-button-next{
    right: -6% !important;
}
.contact{

    background: #EEEFF6;

    overflow: hidden;
}
.contactcon{

    width: 1440px;

    margin: 0 auto 140px;

    overflow: hidden;
}
.contactconL{

    width: 540px;

    height: 460px;

    background: #FFFFFF url("../images/bg.png") no-repeat right top;
    background-size: 250px 270px;

    border-radius: 0px 0px 0px 0px;

    float: left;
}
.contactconL img{

    width: 210px;

    margin: 40px;
}
.contactconLCon{

    margin-left: 40px;

    margin-bottom: 30px;
}
.contactconLCon h2{

    margin-bottom: 10px;

    font-size: 24px;
}
.contactconLCon p{

    font-size: 20px;
}
.contactconR{
    width: 900px;
    height: 460px;
    border-radius: 0px 0px 0px 0px;
    float: right;
}

.footer{

    background: #050C1F;

    overflow: hidden;
}
.footercon{

    width: 1440px;

    margin: 0 auto;

    overflow: hidden;
}
.footerconL{

    float: left;

    color: #fff;

    font-size: 24px;
}
.footerconL img{

    width: 210px;

    margin-bottom: 20px;

    margin-top: 47px;
}
.footerconR{

    float: right;

    margin-top: 47px;
}
.footerconR img{

    width: 140px;

    height: 140px;

    background: #FFFFFF;

    border-radius: 0px 0px 0px 0px;
}
.footerconR p{

    font-size: 14px;

    color: #fff;

    text-align: center;
}
.copyright{

    font-size: 14px;

    color: #fff;

    text-align: center;

    margin: 40px 0;
}