.app{
    width: 100%;
    height: 100%;
}
.header{
    position: relative;
    width: 100%; 
    background: url(../learning/img/banner.png) no-repeat;
    background-size: 100% 100%;
    height: 567px;
    overflow: hidden;
}
.butt{
    position:absolute;
    bottom: 0;
    width: 100%;
    height: 59px;
    background: rgba(0, 0, 0, .3);
}
.header h2{
    text-align: center;
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
    margin-top: 264px;
}
.header h3{
    font-size: 31px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #FFFFFF;  
    text-transform:uppercase;  
    text-align: center;  
    margin: 13px 0 20px;
}
.header .sign{
    width: 35px;
    height: 2px;
    background: #FFFFFF;
    margin: 0 auto;
}
.butt ul{
    width: 1380px;
    margin: 0 auto;
}
.butt ul li{
    width: 230px;
    height: 59px;
    box-sizing: border-box;
    border-left: 1px solid #F1F1F1;
    border-right: 1px solid #F1F1F1;
    float: left;
    text-align: center; 
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 54px;
    line-height: 59px;
    cursor: pointer;
}
.active{
    background: #1874CD;   
}
.min{
    width: 100%;
    height: 60px;
    background: #F1F1F1;
}


.conten1{
    width: 100%;
    padding: 165px 0 172px;
}
.conten1 h2{
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #1D1D1D;  
    text-align: center;
}
.conten1 h3{
    text-transform:uppercase; 
    font-size: 28px;
    font-family: Source Han Sans CN;
    font-weight: 800;
    color: #1874CD;
    text-align: center;
}
.conten1 div{
    width: 28px;
    height: 1px;
    background: #313131;
    margin: 0 auto;
    margin-top: 16px;
    margin-bottom: 62px;
}
.conten1 p{
    width: 783px; 
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030;
    line-height: 36px;  
    margin: 0 auto;  
}

.content2{
    width: 100%;
    background-color: #F8F8F8;
    padding: 57px 0;
}
.content2 h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    margin: 0 auto;
    text-align: center;
    line-height: 40px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #303030;
}
.content2 .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 19px auto;
}
.content2 p{
    text-align: center;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #303030;
    line-height: 36px;
}
.content2 ul{
    width: 1000px;
    margin: 0 auto;
}
.content2 ul li{
    float: left;
    width: 150px;
    height: 200px;
    position: relative;
    margin-top: 60px;
    margin-bottom: 70px;
}
.mar_d{
    margin: 0 273px; 
} 
.content2 ul li p{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;   
    position: absolute;
    bottom: 0;
    width: 100%;
    text-align: center;
}

.content3{
    width: 100%;
    padding: 200px 0;
}
.content3 h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    margin: 0 auto;
    text-align: center;
    line-height: 40px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #303030;
}
.content3 .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 19px auto;
}
.content3 p{
    text-align: center;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #303030;
    line-height: 36px;
}
.content3 ul{
    width: 1000px;
    margin: 64px auto;
}
.content3 ul li{
    float: left;
}
.mar_x{
    margin: 0 95px;
}


.Evalu{
    width: 100%;
    background-color: #F8F8F8;
    padding: 57px 0;
    height: 780px;
    padding-bottom: 0;
    box-sizing: border-box;
}
.Evalu h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    margin: 0 auto;
    text-align: center;
    line-height: 40px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #303030;
}
.Evalu .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 19px auto;
}
 
.Evalu ul{
    width: 1100px;
    margin: 128px auto; 
    position: relative; 
}
.Evalu ul li{
    position: absolute;
    width: 346px; 
    height: 400px;
    z-index: 2;
    box-shadow: 0px 0px 13px 0px rgba(127, 127, 127, 0.14);
    background-color: #fff;
}
.mar_min{ 
    left: 50%;
    transform: translateX(-50%);
    top: 0;
}
.Evalu ul li div{
    padding: 18px 20px;
    box-sizing: border-box;
}
.Evalu ul li div h4{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030;    
}
.Evalu ul li div p{
    font-size: 12px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #303030;
    line-height: 20px;   
}
.Evalu ul li div .Emil{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #5B5E66;   
}
.Evalu ul .dw_bg{  
    position: absolute;
    width: 294px;
    height: 512px;
    background: #1874CD;
    left: -70px;
    top: -100px; 
    z-index: 1;
}
.Evalu ul .dw_bg p{
    font-size: 28px;
    font-family: Arial;
    font-weight: 900;
    color: #FFFFFF;
    opacity: 0.36; 
    text-align: right;
    padding-right: 19px;
    padding-top: 30px;
    box-sizing: border-box;
}
.ab_left{
    left: 0px;
    top: 0;
}
.ab_right{
    right: 0;
    top: 0;
}


.Evalu2{
    width: 100%;
    background-color: #fff;
    padding: 57px 0;
    padding-bottom: 0;
    height: 800px;
    box-sizing: border-box;
}
.Evalu2 ul{
    width: 1100px;
    margin: 128px auto; 
    position: relative; 
}
.Evalu2 ul li{
    position: absolute;
    width: 346px; 
    box-shadow: 0px 0px 13px 0px rgba(127, 127, 127, 0.14);
    z-index: 2;
    height: 400px;
    background-color: #fff;
}
 
.Evalu2 ul li div{
    padding: 18px 20px;
    box-sizing: border-box;
}
.Evalu2 ul li div h4{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030;    
}
.Evalu2 ul li div p{
    font-size: 12px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #303030;
    line-height: 20px;   
}
.Evalu2 ul li div .Emil{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #5B5E66;   
}
.Evalu2 ul .dw_bg{  
    position: absolute;
    width: 294px;
    height: 512px;
    background: #1874CD;
    left: -70px;
    top: -100px; 
    z-index: 1;
}
.Evalu2 ul .dw_bg p{
    font-size: 28px;
    font-family: Arial;
    font-weight: 900;
    color: #FFFFFF;
    opacity: 0.36; 
    text-align: right;
    padding-right: 19px;
    padding-top: 30px;
    box-sizing: border-box;
}
.Evalu2 ul .dw_bg2{  
    position: absolute;
    width: 294px;
    height: 512px;
    background: #1874CD;
    right: -70px;
    top: -100px; 
    z-index: 1;
}
.Evalu2 ul .dw_bg2 p{
    font-size: 28px;
    font-family: Arial;
    font-weight: 900;
    color: #FFFFFF;
    opacity: 0.36; 
    text-align: left;
    padding-left: 14px;
    padding-top: 30px;
    box-sizing: border-box;
}


.question{
    width: 100%;
    height: 721px;
    background: url(../learning/img/shiti/banner.png) no-repeat;
    background-size: 100% 100%;
    margin-bottom: 300px;
    position: relative;
}
.question h3{
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 40px;  
    width: 1200px;  
    margin: 0 auto;
    padding-top: 65px;
    position: relative;
}
.question h3::after{
    content: "";
    display: block;
    width: 6px;
    height: 24px;
    background: #FFFFFF;
    position: absolute;
    bottom: 8px;
    left: -15px;
}
.question h3 .sp_ni{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 40px;   
}
.question ul{
    width: 1200px;
    margin: 0 auto;
    margin-top: 24px;
    display: none;
}
.question ul li{
    float: left;
    width: 372px;
    height: 517px;
}
.mar_30{
    margin: 0 42px;
}
.question ul li div{
    width: 100%;
    background: #fff; 
    height: 209px;
}
.question ul li div h4{ 
    width: 337px; 
    border-bottom: 1px solid #e6e6e6; 
    margin: 0 auto;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030; 
    padding: 20px 0;
    text-align: center;
}
.question ul li div p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 24px;  
    padding: 17px 22px; 
    box-sizing: border-box;
}
.btn_que{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}
.btn_que p{
    position: absolute;
    top: 50%;
    width: 39px;
    height: 65px;
    transform: translateY(-50%);
    cursor: pointer;
}
.btn_que .let{
    background: url(../learning/img/shiti/left.png) no-repeat;
    background-size: 100% 100%;
    left: 10%;
}
.btn_que .rig{
    background: url(../learning/img/shiti/right.png) no-repeat;
    background-size: 100% 100%;
    right: 10%;
}


.expert{
    width: 100%;
    background: #F8F8F8; 
    padding: 74px 0;
    box-sizing: border-box;
    margin-bottom: 200px;
}
.expert h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    margin: 0 auto;
    text-align: center;
    line-height: 40px;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #303030;
}
.expert .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 19px auto;
}
.expert p{
    text-align: center;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #303030;
    line-height: 36px;
}
.expert ul{
    width: 924px;
    margin: 0 auto;
    margin-top: 80px;
}
.expert ul li{
    float: left;
    width: 296px;
    position: relative;
    margin-bottom: 17px;
    cursor: pointer;
}
.mar_17{
    margin: 0 17px;
}
.name_box{
    position: relative;
}
.name_box img{
    width: 296px;
    height: 349px;
}
.name{
    position: absolute;
    left: 0;
    bottom: 0;
    height: 82px;
    background: #1874CD;
    opacity: .6;
    width: 100%;
    padding-top: 16px;
    box-sizing: border-box;
}
.name .big{
    font-size: 22px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #fff;
    line-height: 21px;   
}
.name p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #fff;
}
.Resume{
    display: none;
    width: 100%;
    height: 349px;
    padding: 22px 20px;
    box-sizing: border-box;
    text-indent: 2em;
    position: absolute;
    top: 0;
    left: 0;
    background: #1874CD;
    font-size: 18px;
font-family: Source Han Sans CN;
font-weight: 400;
color: #FFFFFF;
line-height: 30px;
}
.expert ul li:hover .Resume{
    display: block;
}

.programe{
    width: 100%;
    height: 687px;
    background-color: #f8f8f8;
    margin-bottom: 200px;
}
.programe .list_top{
    width: 935px;
    margin: 0 auto;
    text-align: center;
    line-height: 35px;
}
.programe .list_top li{
    width: 185px;
    height: 35px;
    border: 1px solid #0F5797;
    float: left;
    cursor: pointer;
}
.act{
    background: #1874CD;
    color: #fff;
}
.list_foot{
    width: 850px;
    margin: 0 auto;
    margin-top: 99px;
}
.list_foot li{
    display: none;
}
.list_foot li div{
    float: left;
    width: 425px;
    height: 425px;
}
.list_foot li div p{
    padding-left: 61px;
    box-sizing: border-box;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 40px;
    padding-top: 86px;
}


.deliver{
    width: 100%; 
    height: 1546px;
    background: #F8F8F8;
    padding-top: 50px;
    box-sizing: border-box;
    position: relative;
    margin-bottom: 150px;
}
.deliver h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #1D1C1B;
    line-height: 40px;
    margin: 0 auto;
    text-align: center;
}
.deliver .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 23px auto;
}
.bg_con{
    width: 1778px;
    height: 868px;
    background: url(../learning/img/jiaofu/bg.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.bg_con ul{  
    width: 944px;
    position: absolute;
    top: -149px;
    left: 50%;
    transform: translateX(-50%);
}
.bg_con ul li{
    width: 100%;
    margin-bottom: 40px;
}
.sin2{
    width: 27px;
    height: 1px;
    background: #7D7D7D;
    margin: 11px 0;
}
.bg_con ul li div{
    float: left;
    width: 50%;
    height: 267px;
    background-color: #fff;
}
.ele_left{
    padding: 69px 100px;
    box-sizing: border-box;
    position: relative;
}
.ele_left::after{
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-top: 16px solid transparent;
    border-left: 20px solid #fff;
    border-bottom: 16px solid transparent;
    position: absolute;
    top: 50%;
    transform:translateY(-50%);
    right: -16px;
}
.bg_con ul li h2{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030;
    line-height: 30px;
}
.bg_con ul li p{
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #797C82;
    line-height: 32px;
}
 

.deliver2{
    width: 100%;
    height: 1219px;
    background: #F1F1F1;
    padding-top: 77px;
    margin-bottom: 150px;
    box-sizing: border-box;
}
.deliver2 h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #1D1C1B;
    line-height: 40px;
    margin: 0 auto;
    text-align: center;
}
.deliver2 .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 23px auto;
}
.ti_top{
    width: 1000px;
    margin: 42px auto;
    padding-left: 100px;
    box-sizing: border-box;
}
.ti_top div{
    float: left;
    width: 100px;
    height: 93px;
    margin-right: 50px;
}
.ti_top p{
    width: 671px;
    float: left; 
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    padding-top: 30px;
    box-sizing: border-box;
    color: #303030;
}
.deliver2 ul{
    width: 963px;
    margin: 0 auto;
}
.deliver2 ul li{
    float: left;
    width: 309px;
    height: 382px;
    margin:  6px;
    position: relative;
}
.deliver2 ul li p{
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 60px;
    height: 71px;
    background: #1874CD;
    opacity: 0.7;
    text-align: center;
}
.deliver2 ul li p::after{
    content: "";
    display: block;
    width: 48px;
    height: 1px;
    background: #FFFFFF;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 15px;
}


.deliver3{
    width: 100%;
    height: 384px;
    background: #F1F1F1;
    padding-top: 77px;
    margin-bottom: 150px;
    box-sizing: border-box;
}
.deliver3 h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #1D1C1B;
    line-height: 40px;
    margin: 0 auto;
    text-align: center;
}
.deliver3 .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 23px auto;
}
 

.deliver4{
    width: 100%;
    height: 659px;
    background: #F1F1F1;
    padding-top: 77px;
    margin-bottom: 150px;
    box-sizing: border-box;
}
.deliver4 h2{
    width: 276px;
    height: 40px;
    border: 1px solid #0F5797;
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #1D1C1B;
    line-height: 40px;
    margin: 0 auto;
    text-align: center;
}
.deliver4 .sing{
    width: 60px;
    height: 1px;
    background: #0F5797;
    opacity: 0.5;   
    margin: 23px auto;
}
.deliver4 ul{
    width: 1112px;
    margin: 0px auto;
    margin-top: 80px;
}
.deliver4 ul li{
    float: left;
    margin: 0 79px;
    text-align: center;
}
.deliver4 ul li div{
    width: 91px;
    height: 91px; 
    margin: 0 auto;
}
.deliver4 ul li div img{
    width: 100%;
    height: 100%;
}
.deliver4 ul li .title_p{
    font-size: 20px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #303030;
    margin-top: 30px;
    margin-bottom: 20px;
}
.deliver4 ul li p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #AAAAAA;    
    line-height: 22px;
}