.index_nav{
    width: 100%;
    height: 8rem;
    /*background-color: rgba(0,0,0,.2);*/
    background-color: #fdfdfd;
    position: absolute;
    top: 0;
    z-index: 99;
    line-height: 8rem;
}
.nav_logo{
    text-align: center;
}
.nav_btn{
    text-align: center;
    height: 8rem;
    line-height: 8rem;
    vertical-align: middle;
    margin-left: -2rem;
    position: relative;
}
.nav_btn .nav_span{
    width: 12%;
    font-size: 1.4rem;
    height: 3.5rem;
    line-height: 3.5rem;
    display: inline-block;
    border-radius: 3rem;
    text-align: center;
    margin: 0 3%;
    color: #666666;
    text-decoration: none;
    cursor: pointer;
}
.nav_btn .nav_span:hover{
    background-color: #41AEEF;
    color:#ffffff;
}
.nav_btn .active{
    background-color: #41AEEF;
    color:#ffffff;
}
.drop_menu1{
    left: 21%;
    right: auto;
    top: 5.65rem;
    background-color: #41AEEF;
}
@media screen and (max-height: 860px) {
    .drop_menu1{
        left: 17%;
        right: auto;
        top: 5.65rem;
        background-color: #41AEEF;
    }
}
.nav_btn .drop_menu2{
    left: 41%;
    right: auto;
    top: 5.65rem;
    background-color: #41AEEF;
}
@media screen and (max-height: 860px) {
    .nav_btn .drop_menu2{
        left: 39%;
        right: auto;
        top: 5.65rem;
        background-color: #41AEEF;
    }
}
.drap_a{
    color: #666666;
    display: inline-block;
    width: 100%;
    height: 100%;
}
.drap_a:hover{
    color: #ffffff;
    text-decoration: none;
}
.nav_span .dropdown-menu > li > a{
    color: #ffffff;
}
.nav_span .dropdown-menu > li > a:hover{
    color: #40AFEF;
    background-color: #ffffff;
}
/*footer*/
.call_me{
    background-color: #707070;
    width: 100%;
    height: 27rem;
    padding-top: 3%;
    color: #ffffff;
}
.call_p{
    font-size: 1.6rem;
    height: 2.5rem;
    line-height: 2.5rem;
    text-align: left;
    width: 90%;
    padding-left: 10%;
    display: block;
}
.refund_container{
    width: 100%;
    padding-top: 2rem;
    padding-bottom: 5rem;
}
.page_title{
    font-size: 3rem;
    color: black;
    height: 4rem;
    line-height: 4rem;
    margin: 4rem auto;
    text-align: center;
    font-weight: 600;
    margin-top: 13rem;
}
.dl_title{
    padding-top: 4rem;
    font-size: 2.8rem;
    text-align: center;
}
.title_span2{
    width: 5rem;
    height: .8rem;
    background-color: #FFFFFF;
    display: inline-block;
    margin-left: -5%;
    margin-bottom: .5rem;
}
.time_z{
    height: 50rem;
    width: 80%;
    margin: 0 auto;
}
/* history */
#history{width:100%;height:41rem;position:relative;margin:50px auto 0 auto;}
#content{height:48rem;width:80%;overflow:hidden;padding-top:10px;}
.list{overflow:hidden;position:relative;}
.list li{    height: 10rem;
    vertical-align: bottom;
    overflow: hidden;
    position: relative;
}
.lileft{
    height: 8rem;
    width: 45%;
    line-height: 3rem;
    text-align: right;
    float: left;
}
.liright{
    height: 8rem;
    float: left;
    width: 50%;
}
.hisct{font-size:14px;color:#6e6e6e;}
.md{        font-size: 1.6rem;
    color: #AEAEAE;
    width: 7rem;
    display: inline-block;
    text-align: center;
    border-bottom: 1px solid #DADADA;
    float: right;
    height: 2rem;
    line-height: 2rem;
}
.year{font-size:2rem;color:#AEAEAE;margin-right:10px;}
.point{
    width: 5%;
    height: 10rem;
    overflow: hidden;
    line-height: 10rem;
    float: left;
    position: relative;
}
.col_xian{
    width: 1px;
    height: 100%;
    float: left;
    border-left: 2px dashed #C1C1BF;
    position:absolute;
    left: 7px;
}
.point b{
    height: 1.5rem;
    width: 1.5rem;
    background: #fff;
    display: inline-block;
    border-radius: 1.6rem;
    border: 2px solid #3daced;
    -webkit-transition: all 0.1s linear;
    -moz-transition: all 0.1s linear;
    -o-transition: all 0.1s linear;
    transition: all 0.1s linear;
    position: absolute;
    z-index: 99;
    margin-top: 1rem;
}
.thiscur .point b{border:7px solid #35A8EC;border-radius:52px;}
.thiscur .histt a{color:#3daced;}
.histt a{
    font-size:24px;color:#747474;
    -webkit-transition:all 0.3s linear;
    -moz-transition:all 0.3s linear;
    -o-transition:all 0.3s linear;
    transition:all 0.3s linear;
}
.company_bg{
    width: 100%;
    background-color: #ffffff;
    padding: 3rem 0 5rem 0;
}
.bg_box{
    width: 60%;
    margin: 0 auto;
}
.bg_text{
    margin-top: 5rem;
    font-size: 1.5rem;
}
.aboutUs{
    width: 100%;
    margin-top: 8rem;
}
.usBox{
    width: 80%;
    height: 34rem;
}
.usBox span{
    color: #ffffff;
    font-size: 3.5rem;
    margin-left: 16%;
    display: inline-block;
}
.us_span{
    margin-top: 1rem;
    width: 20%;
    border-bottom: 1px solid #41AEEF;
}
.team{
    width: 100%;
    background-color: #f9f9f9;
    padding: 3rem 0 5rem 0;
}
.team_row{
    width: 60%;
    margin: 0 auto;
}
.team_row .team_box{
    width: 28%;
    margin: 3rem 2%;
    box-shadow: 5px 5px 25px #AAA9A2;
    float: left;
    background-color: #ffffff;
    text-align: center;
    color: black;
    padding: 3%;
    height: 26rem;
}
.team_name{
    width: 100%;
    font-size: 3.5rem;
    font-weight: 600;
    text-align: center;
    margin: 1rem 0;

}
.team_do{
    width: 100%;
    font-size: 2rem;
    margin: 1rem auto;
}
.team_study{
    width: 100%;
    font-size: 1.8rem;
    color: #535353;
    margin: 2rem auto;
}
.time_title{
    font-size: 2rem;
}
.time_title.active{
    color: #3AAAEE;
}
.pro_img{
    width: 100%;
    height: 15rem;
}
.footer-left{
    width: 40%;
    height: 100%;
    float: left;
    text-align: right;
}
.footer-left img{
    width: 12rem;
    height: 12rem;
}
.footer-right{
    width: 60%;
    height: 100%;
    float: left;
    text-align: left;
}
.team_row img{
    display: inline-block;
    width: 20%;
    height: auto;
    margin: 2rem 6%;
}