body,html{
    color: #1e1e1c;
}
.banner{
    width: 100%;
    height:650px ;
    margin-top: -10px;
    min-width: 1200px;
    overflow:hidden;
    background: url("../imgs/banner.jpg") no-repeat 0 0/100% 100%;
}
.banner div{
    color: #fff;
    font-size: 27px;
    margin-top: 23%;
    text-align: center;
    line-height: 45px;
    letter-spacing: 2px;
}
@media (max-width: 1600px) {/*1.2*/
    .banner{
        height:541px;
    }
}
@media (max-width: 1440px) {
    .banner{
        height:500px ;/*1.3*/
    }
}
@media (max-width: 1280px) {
    .banner{
        height:433px ;/*1.5*/
    }
}

.wrapper{
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}
/*托福考试内容*/
.title{
    text-align: center;
    font-size: 30px;
    font-weight: bolder;
    overflow: hidden;
    margin: 60px auto 0;
}
.title .line{
    width: 306px;
    height: 19px;
    background: url("../imgs/line.jpg") no-repeat 0 0/100% 100%;
    margin: 10px auto;
}
.ksnr{
    text-align: center;
}
.ksnr .ul1 li{
    float: left;
    width: 260px;
    text-align: center;
    box-shadow: 2px 2px 4px 2px #d2d0cf;
    box-sizing: border-box;
    padding: 20px ;
    height: 350px;
    margin: 10px 20px;
}
.ksnr .ul1 li .icon{
    width: 130px;
    height: 130px;
    background: url("../imgs/icon1.jpg") no-repeat 0 0/100% 100%;
    margin: 10px auto;
}
.ksnr .ul1 li .xbt{
    font-size: 24px;
    font-weight: bolder;

}
.ksnr .ul1 li .js{
    color: #3e3a39;
    font-size: 18px;
    margin-top: 10px;
    line-height: 35px;
}
.ksnr .nrfx{
    background: #3169e8;
    color: #fff;
    border-radius: 20px;
    font-size: 22px;
    text-align: center;
    width: 280px;
    height: 40px;
    line-height: 40px;
    margin:40px auto ;
}
.ksnr .ul1 li:nth-child(2) .icon{
    background: url("../imgs/icon2.jpg") no-repeat 0 0/100% 100%;
}
.ksnr .ul1 li:nth-child(3) .icon{
    background: url("../imgs/icon3.jpg") no-repeat 0 0/100% 100%;
}
.ksnr .ul1 li:nth-child(4) .icon{
    background: url("../imgs/icon4.jpg") no-repeat 0 0/100% 100%;
}
.ksnr .jj{
    font-weight: bolder;
    width: 1000px;
    margin: 10px auto;
    font-size: 18px;
    letter-spacing: 1px;
}
.ksnr ul{
    overflow: hidden;
}
.ksnr .ul2 li{
    float: left;
    width: 282px;
    text-align: center;
    box-sizing: border-box;
    height: 296px;
    margin: 0 9px;
    background: url("../imgs/pic1.jpg") no-repeat 0 0/100% 100%;

}
.ksnr .ul2{
    height: 450px;
    overflow: hidden;

}
.ksnr .ul2 .xbt{
    background: #fff;
    color: #3169e8;
    font-weight: bolder;
    font-size: 22px;
    border-radius: 20px;
    width: 160px;
    height: 40px;
    line-height: 40px;
    margin: 180px auto 0;
    position: relative;
    z-index: 3;
}
.ksnr .ul2 .info{
    background: rgba(69,120,234,.9);
    color: #fff;
    width: 240px;
    height: 300px;
    margin: -20px auto 0;
    box-sizing: border-box;
    padding: 30px 20px;
    text-align: justify;
    line-height: 26px;
}
.ksnr .ul2 li:nth-child(2){
    background: url("../imgs/pic2.jpg") no-repeat 0 0/100% 100%;

}
.ksnr .ul2 li:nth-child(3){
    background: url("../imgs/pic3.jpg") no-repeat 0 0/100% 100%;

}
.ksnr .ul2 li:nth-child(4){
    background: url("../imgs/pic4.jpg") no-repeat 0 0/100% 100%;

}
/*教学优势*/
.jxys ul{
    width: 1200px;
    height: 430px;
    margin: 50px auto;
    position: relative;
    background: url("../imgs/ys.jpg") no-repeat 0 0/100% 100%;

}
.jxys ul li{
    width: 345px;
    font-size: 18px;
    color: #3e3a39;
    line-height: 25px;
    text-align: justify;
    position: absolute;
}
.jxys ul li:nth-child(1){
    top: 20px;
    left: 16px;
}
.jxys ul li:nth-child(2){
    top: 165px;
    left: 16px;
}
.jxys ul li:nth-child(3){
    top: 340px;
    left: 16px;
}
.jxys ul li:nth-child(4){
    top: 25px;
    right: 16px;
}
.jxys ul li:nth-child(5){
    top: 225px;
    right: 16px;
}

/*课程设置*/
.kcsz{
    width: 100%;
    background: url("../imgs/bg1.jpg") no-repeat 0 0/100% 100%;
    overflow: hidden;
}
.kcsz .title{
    color: #fff;
}
.kcsz .title .line{
    background: url("../imgs/line2.jpg") no-repeat 0 0/100% 100%;

}
.kcsz .tip{
    color: #fff;
    font-size: 20px;
    text-align: center;
}
.kcsz .tab{
    width: 800px;
    margin: 50px auto;
    overflow: hidden;
}
.kcsz .tab p{
    float: left;
    width: 360px;
    height: 40px;
    line-height: 40px;
    border-radius: 30px;
    text-align: center;
    font-size: 20px;
    background: #dcdcdc;
    margin: 0 20px;
    font-weight: bolder;
    cursor: pointer;
}
.kcsz .tab p span{
    font-size: 24px;

}
.kcsz .tab p.select{
    background: #e8bd46;
}
.kcsz ul{
    overflow: hidden;
    width: 1200px;
    margin: 40px auto;
    display: none;
}
.kcsz ul li{
   width: 276px;
    float: left;
    background: #fff;
    margin: 0 12px;
    box-shadow: 2px 2px 4px 2px #2956bd;

}
.kcsz ul li .top{
    width: 276px;
    height: 159px;
    background: url("../imgs/p1.jpg") no-repeat 0 0/100% 100%;

}.kcsz ul li:nth-child(2) .top{
     background: url("../imgs/p2.jpg") no-repeat 0 0/100% 100%;

 }
.kcsz ul li:nth-child(3) .top{
    background: url("../imgs/p3.jpg") no-repeat 0 0/100% 100%;

}
.kcsz ul li:nth-child(4) .top{
    background: url("../imgs/p4.jpg") no-repeat 0 0/100% 100%;

}
.kcsz ul li .xbt{
    font-weight: bolder;
    font-size: 23px;
    box-sizing: border-box;
    padding: 10px 20px;
}
.kcsz ul li .xbt span{
    color: #e8bd46;
}
.kcsz ul li .js{
    height: 240px;
    box-sizing: border-box;
    padding: 0 20px 20px 20px;
    text-align: justify;
    line-height: 23px;
    font-size: 16px;
    letter-spacing: 1px;
}

/*教材*/
.xhdts .tip{
    text-align: center;
    font-weight: bolder;
    font-size: 18px;
}
.xhdts .tab{
    width: 1000px;
    margin: 50px auto;
    overflow: hidden;
}
.xhdts .tab p{
    float: left;
    width: 480px;
    height: 40px;
    line-height: 40px;
    border-radius: 30px;
    text-align: center;
    font-size: 20px;
    background: #dcdcdc;
    margin: 0 10px;
    font-weight: bolder;
    cursor: pointer;
    color: #fff;
}

.xhdts .tab p.select{
    background: #3169e8;
    color: #fff;
}

.xhdts .book p{
    width: 900px;
    height: 410px;
    background: url("../imgs/book1.jpg") no-repeat 0 0/100% 100%;
    margin: 20px auto 50px;display: none;
}
.xhdts .book p:last-child{
    background: url("../imgs/book2.jpg") no-repeat 0 0/100% 100%;

}

.kqlx{
    width: 100%;
    background: url("../imgs/bg2.jpg") no-repeat 0 0/100% 100%;
    overflow: hidden;
}
.kqlx .picture{
    width: 1200px;
    height: 560px;
    background: url("../imgs/photo.jpg") no-repeat 0 0/100% 100%;
    margin: 50px auto;
    box-shadow: 2px 2px 5px 2px #c59b2d;

}
.kqlx .title .line{
    background: url("../imgs/line3.jpg") no-repeat 0 0/100% 100%;

}