html,body{
    width: 100%;
    overflow-x: hidden;
}
.header{
    width: 100%;
    background: #3723da;
    height: 80px;
}
.header-center{
    width: 1214px;
    margin: 0 auto;
}
.header-center .logo{
    width: 216px;
    height: 50px;
    margin-top: 9px;margin-left:-50px;
}
.header-center .logo img{
    display: block;
    width: 100%;
}
.header-center .nav .nav-item{
    width: 120px;
    line-height: 80px;
    position: relative;
    margin:  0 5px;
}
.header-center .nav .nav-item a{
    display: block;
    text-align: center;
    color: #fff;
    font-size: 20px;
}
.header-center .nav .nav-item:hover{
    background: #221396;
}
.header-center .nav .on{
    background: #221396;
}
.header-center .nav .nav-item:last-child:hover .sub-list{
    display: block;
}
.header-center .nav .nav-item .sub-list{
    position: absolute;
    width: 260px;
    height: 210px;
    border-radius: 6px;
    background: #2a2a2a;
    top: 80px;
    z-index: 999;
    display: none;
    right: -70px;
}
.header-center .nav .nav-item .sub-list .sub-item{
    line-height: 70px;
    padding-right: 40px;
    font-size: 16px;
}
.header-center .nav .nav-item .sub-list .sub-item img{
    margin-right: 10px;
    vertical-align: -4px;
    height: 24px;
}
.header-center .nav .nav-item .sub-list .sub-item:hover{
    background: #4a4a4a;
}
.header-center .nav .nav-item .sub-list .sub-sj{
    border: 10px solid transparent;
    border-bottom: 10px solid #2a2a2a;
    position: absolute;
    top: -20px;
    z-index: 1009;
    margin-left: -10px;
    left: 50%;
}
/*banner*/
.banner{
    width: 100%;
    height: 520px;
    background: url("../images/banner4.jpg") no-repeat center;
    background-size: cover;
    position: relative;
    display: block;
}
.banner-btn{
    width: 138px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    border: 1px solid #f74d4f;
    background: #ff6466;
    color: #fff;
    font-size: 16px;
    border-radius: 4px;
    margin: -36px auto;
    display: block;
    position: absolute;
    margin-left: -70px;
    left: 50%;
    bottom: 138px;
}
.api{
    margin-bottom: 88px;
}
.outbox{
    width: 100%;
    padding-bottom: 20px;
    padding-top: 1px;
}
.outbox h3{
    margin: 14px auto;
    border-bottom: 2px solid #d33a31;
    line-height: 36px;
    font-size: 20px;
    text-align: center;
}
.api h3 {
    width: 114px;
}
.advantage h3{
    width: 104px;
}
.fff{
    background: #fff;
}
.f5f5{
    background: #f5f5f5;

}
.bgf5f5{

    background: url("../images/qyhs.jpg") no-repeat center;
    background-size:100%;
}
.outbox .inbox{
    width: 1200px;
    margin: 32px auto;

}
.outbox .ml30{
    margin-left:40%;
}
.outbox .inbox .adv-box:last-child .adv-item{
    margin-top: -1px;
}
.outbox .inbox .adv-item{
    width: 596px;
    border: 1px solid #dcdcdc;
    margin-left: -1px;
    height:160px;
}
.outbox .inbox .adv-item .img-box{
    margin-top: 48px;
    margin-left: 42px;
}
.outbox .inbox .adv-item .img-box img{
    display: block;
    width: 100%;
}
.outbox .inbox .adv-item .text-box{
    margin-left: 16px;
}
.outbox .inbox .adv-item h5{
    font-size: 20px;
    color: #333;
    margin-top: 44px;
}
.outbox .inbox .adv-item h6{
    font-size: 14px;
    color: #999;
    margin-top: 16px;
}
.outbox .p-box{
    margin: 70px 0;
}
.outbox .inbox p{
    text-align: center;
    color: #333333;
    font-size: 44px;
    margin-top: 28px;
}
.outbox .btn{
    width: 138px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    border: 1px solid #f74d4f;
    background: #ff6466;
    color: #fff;
    font-size: 16px;
    border-radius: 4px;
    margin: 30px auto;
    display: block;
}
.copyright{
    line-height: 80px;
    background: #2b2b2b;
    text-align: center;
    color: #dcdcdc;
    font-size: 14px;
}
td {
    display: inline-block;
    margin-right: 69px;
    font-size: 14px;
    height: 28px;
    line-height: 28px;
    color: #999999;
}