html,body, p{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
}
.banner{
    width: 100%;
    height: 600px;
    background: linear-gradient(0deg, #3C5CFF 0%, #426EFF 100%);
    overflow: hidden;
    position: relative;
}
.banner .bg{
    width: 100%;
    position: absolute;
    left: 0;
}
.banner .bg img{
    display: block;
    width: 100%;
}
.bannerBox{
    width: 1200px;
    height: 100%;
    margin: 60px auto 0 auto;
    position: relative;
    z-index: 1;
}
.bannerBox .left{
    float: left;
    margin-top: 48px;
}
.mainTxt .logo img{
    width: 140px;
    display: inline-block;
    vertical-align: middle;
}
.mainTxt span{
    font-size: 35px;
    color: #333333;
    font-weight: bold;
    line-height: 44px;
    margin-left: 10px;
    display: inline-block;
    vertical-align: middle;
}
.mainTxtLight span{
    color: #ffffff;
}
.mainTxt h2.tit{
    font-size: 35px;
    color: #333333;
    margin-top: 25px;
}
.mainTxtLight h2.tit{
    color: #ffffff;
}
.mainTxt ul{
    margin-top: 30px;
    padding-left: 22px;
    overflow: hidden;
}
.mainTxt ul li{
    font-size: 20px;
    color: #666666;
    line-height: 40px;
    list-style: disc;
}
.mainTxtLight ul li{
    color: #ffffff;
    float: left;
    width: 30%;
}
.downloadGroup{
    /* margin-top: 40px; */
    clear: both;
    overflow: hidden;
}
.downloadGroup .ewm{
    width: 160px;
    float: left;
    margin-left: 20px;
}
.pcFirst .left .btnGroup{
    float: left;
    margin-left: 30px;
}
.pcFirst .left .btnGroup a{
    display: block;
    width: 144px;
    height: 44px;
    line-height: 44px;
    border: 1px solid #ffffff;
    border-radius: 7px;
    font-size: 14px;
    color: #ffffff;
    text-align: center;
    margin-top: 24px;
}
.pcFirst .left .btnGroup a:hover{
    background-color: rgba(255, 255, 255, .2);
}
.pcFirst .left .btnGroup a img{
    width: 20px;
    margin-right: 7px;
    display: inline-block;
    vertical-align: middle;
    margin-top: -5px;
}
.pcFirst .explainBox{
    width: 310px;
    height: 116px;
    background-color: rgba(255, 255, 255, .2);
    border-radius: 10px;
    padding: 15px 20px;
    box-sizing: border-box;
    float: left;
    margin-left: 20px;
    margin-top: 24px;
}
.pcFirst .explainBox p{
    font-size: 20px;
    color: #ffffff;
    margin-top: 5px;
}
.pcFirst .explainBox img{
    height: 28px;
    margin-top: 15px;
}
.bannerBox .right{
    float: right;
}
.pcFirst .right{
    width: 349px;
    margin-left: 80px;
    position: relative;
    overflow: hidden;
    height: 685px;
}
.pcFirst .right .phoneBg{
    display: block;
    width: 349px;
    position: absolute;
    top: 0;
    left: 0;
}
.pcSwiper{
    width: 300px;
    overflow: hidden;
    margin-left: 20px;
    margin-top: 20px;
    border-radius: 17px;
    position: relative;
    z-index: -1;
}
.pcFirst .right .phoneCon{
    height: 645px;
    overflow: hidden;
    float: left;
}

.pcFirst .right .phoneCon img{
    width: 100%;
}
.second{
    width: 1200px;
    margin: 66px auto 0 auto;
    display: flex;
    justify-content: space-between;
}
.second .item{
    width: 224px;
    text-align: center;
}
.second .item img{
    width: 100%;
    display: block;
}
.second .item h2{
    color: #333333;
    font-size: 22px;
    line-height: 24px;
    margin-top: 25px;
    font-weight: bold;
}
.second .item p{
    font-size: 14px;
    color: #555;
    margin-top: 12px;
    line-height: 20px;
}
.three{
    width: 1200px;
    margin: 58px auto 0 auto;
}
.three h2{
    font-size: 18px;
    font-weight: bold;
    color: #333333;
    line-height: 20px;
}
.three .company{
    width: 100%;
    overflow: hidden;
    margin-top: 19px;
}
.three .company .item{
    width: 220px;
    height: 84px;
    background: #EFEFF3;
    box-sizing: border-box;
    float: left;
    padding: 15px 19px;
    margin-right: 20px;
}
.three .company .item img{
    display: block;
    float: left;
    width: 54px;
}
.three .company .item .info{
    float: left;
    margin-left: 15px;
}
.three .company .item .info p{
    font-size: 20px;
    font-weight: bolder;
    color: #333333;
    line-height: 30px;
}
.three .company .item .info span{
    font-size: 14px;
    font-weight: 400;
    color: #333333;
    display: block;
    line-height: 14px;
    margin-top: 5px;
}
.footerBox{
    width: 100%;
    height: 78px;
    background-color: #313131;
    margin-top: 62px;
    text-align: center;
    font-size: 14px;
    line-height: 78px;
}
.footerBox a{
    color: #b7b7b7;
}