body{
    background-color: #fff;
}

.con {
    width: 1160px;
    margin: 0 auto;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
}

/*头部导航*/
.head {
    height: 34px;
    line-height: 34px;
    background: #f4f4f4;
}

.head .con >div{
    height:34px;
}

.head span {
    color: #858484;
    font-size: 12px;
}

.head span a {
    color: #858484;
    cursor: pointer;
}
.nav {
    width: 1160px;
    margin:0 auto; 
    height: 92px;
    line-height: 92px;
}

.home_link img{
    vertical-align: middle;
}

.nav_item{
    width: 300px;
    height: 100%;
    text-align: right;
}

.nav ul{
    display: inline-block;
}

.nav ul li {
    display: inline-block;
    font-size: 16px;
    color: #000;
    text-align: right;
    position: relative;
}

.nav ul li .active{
    color: #4286f5;
}

.nav ul li>i {
    width: 4px;
    height: 4px;
    display: inline-block;
    border-radius: 100%;
    background: #666;
    vertical-align: middle;
    top: 36px;
    left: -1px;
    margin-left: 10px;
    margin-right: 16px;
}

.qrcode_tip{
    display: none;
    position: absolute;
    top: 93px;
    left: -31px;
    width: 202px;
    background-color: #fff;
    text-align: center;
}

.qrcode_tip:before{
    display: block;
    position: absolute;
    content: "";
    width: 0;
    height: 0;
    border:6px solid #3f8cde;
    border-top-color: transparent;
    border-right-color: transparent;
    border-left-color: transparent;
    left: 95px;
    top: -14px;
}

.qrcode{
    margin-top: 9px;
    display: block;
    margin-bottom: 9px;
}

/*banner图片部分*/
.banner{
    height: 628px;
    background-color: #3f8cde;
    min-width : 1200px;
}

.bnimg{
    line-height: 628px;
    margin-right: 94px;
}

.bnimg img{
    vertical-align: middle;
}

.bntxt{
    margin-top: 110px;
    color: #fff;
}

.bntxt h2{
    font-size: 34px;
    line-height: 66px;
    font-family:STXihe;
}

.bntxt .download_link{
    margin-top: 52px;
    text-align: center;
}

.bntxt .download_link .device_link a{
    margin-top: 10px;
    display: block;
    width: 248px;
    height: 64px;
    background: url(../../images/appDownload/download_btn.png) no-repeat;
}

.bntxt .download_link .device_link a.android_link{
    background-position: 0 -99px;
    margin-top: 40px;
}

.bntxt .download_link h3{
    margin-top: 8px;
    font-size: 18px;
}

.qrcode_app{
    width: 165px;
    height: 165px;
}

.qrcode_app img{
    width: 100%;
    height: 100%;
}

/*功能描述部分*/
.desc li{
    height: 400px;
    border-bottom: 1px solid #cbcbcb;
    padding: 0 40px;
}

.desc li:last-child{
    border-bottom: none;
    margin-bottom: 60px;
}

.desc li.long_body{
    padding: 0 0 0 30px;
}

.overlap_role{
    margin-top: 50px;
}

.overlap_mobile{
    margin-top: 37px;
}

.overlap_customer{
    margin-top: 31px;
}

.overlap_training{
    margin-top: 43px; 
}

/*.desc li*/

.desc .descbody{
    height:100%;
    display: inline-block;
    float: left;
}

.desc .descbody:first-child{
    margin-right: 48px;
}
.desc .desctxt{
    width: 390px;
    height: auto;
    text-align: left;
    display: inline-block;
    padding-top: 130px;
    box-sizing: border-box;
}

.desc .desctxt h2{
    display: inline-block;
    font-size: 30px;
    line-height: 76px;
    border-bottom: 1px solid #cbcbcb;
    margin-bottom: 10px;
}

.desc .desctxt p{
    font-size: 18px;
    line-height: 30px;
    font-family: STXihe;
}

.leftlast{
    margin-left:180px;
}

.totop {
    width: 50px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    display: none;
    position: fixed;
    bottom: 50px;
    right: 70px;
    cursor: pointer;
    border-radius: 100%;
    background-color: #ebebeb;
    background-image: url(../../images/appDownload/totop.png);
    background-position: center center;
    background-repeat: no-repeat;
}
.totop:hover{
    background-color:#c6dafc;
}