*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html,body{
    width: 100%;
    height: 100%;
    /* font-size: 16px; */
}
html{
    font-size: calc(100vw/7.5);
}
#container{
    width: 100%;
    height: auto;
    background: #ffffff;
}
.main{
    width: 100%;
    height: auto;
    position: relative;
    /* padding-bottom: 1.2rem; */
}
li{
    list-style: none;
}
button,input{
    outline: none;
    border: none;
}
a{
    text-decoration: none;
}
#header{
    width: 100%;
    height: .9rem;
    background: #ffffff;
    position: relative;
    display: flex;
    align-items: center;
}
#header #logo{
    width: 1.71rem;
    position: absolute;
    /* top: .25rem; */
    left: .91rem;
}
#header #bread{
    width: .31rem;
    position: absolute;
    left: .31rem;
    /* top: .39rem; */
}
#header p{
    position: absolute;
    /* top: .2rem; */
    right: .28rem;
    text-align: right;
    font-size: .18rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #000000;
}
#header p a{
    text-decoration: none; 
    font-size: .28rem;
    font-family: Source Han Sans CN;
    font-weight: 600;
    color: #FC8146;
}
.banner{
    width: 100%;
    height: 7.5rem;
    background: url('../images/course/bannerbg.png') no-repeat;
    background-size: 100% auto;
    position: relative;
}
.banner img{
    width: 4.59rem;
    position: absolute;
    bottom: 0;
    right: 0;
}
.banner .title_desc{
    padding-top: .89rem;
    padding-left: .48rem;
}
.title_desc h3{
    font-size: .7rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    line-height: .79rem;
    text-shadow: 0px 0.06rem .16rem rgba(10, 17, 182, 0.51);
}
.title_desc h4{
    font-size: .6rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    line-height: .79rem;
    text-shadow: 0px 0.06rem .16rem rgba(10, 17, 182, 0.51);
}
.title_detail{
    width: 6.46rem;
    height: .58rem;
    background: #EDB567;
    border-radius: .26rem;
    margin-top: .51rem;
}
.title_desc p{
    width: 6.46rem;
    height: .52rem;
    background: #FFF47A;
    border-radius: .26rem;
    line-height: .52rem;
    text-align: center;
    font-size: .28rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #2951C6;
}

.content{
    width: 100%;
    height: auto;
}

/* 课程体系 */
.section1{
    width: 100%;
    height: auto;
    background: #FAF2EB;
    padding: .55rem .31rem .78rem .35rem;
}
.title{
    width: 100%;
    text-align: center;
}
.title h3{  
    font-size: .44rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #000000;
}
.title p{        
    font-size: .28rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #595757;
    padding-top: .15rem;
}
.title h3 span{
    width: auto;
    display: inline-block;
    position: relative;
    background: url('../images/titlebg.png') no-repeat;
    background-size: 100% auto;
    background-position: bottom center;
}
.featuer-video{
    width: 100%;
    height: 3.85rem;
    margin-top: .28rem;
    position: relative;
}
.featuer-video .video_desc{
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.featuer-video .video_desc img{
    width: .9rem;
}
.section1 .introduce_cont{
    width: 100%;
    padding: .4rem .16rem 0rem .16rem;
}
.introduce_cont p{
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: .39rem;
}
.introduce_cont p:last-child{
    padding-top: .5rem;
}

/* 全体系课程 */
.section2{
    width: 100%;
    height: auto;
    background: #ffffff;
    padding: .56rem .22rem .4rem .35rem;
}
.course_desc{
    width: 100%;
    text-align: center;
}
.course_desc img{
    width: 100%;
    padding-top: .54rem;
}
.course_desc p{
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: .46rem;
    text-align: left;
}
.course_desc p:first-child{
    padding-top: .4rem;
}

/* 课程体系 */
.section3{
    width: 100%;
    padding: .47rem .29rem;
    background: #FCF2EA;
}
.class_cont{
    width: 100%;
    margin-top: .43rem;
}
.class_t{
    width: 100%;
    height: auto;
}
.class_t ul{
    width: 100%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.class_t ul li{
    width: 31%;
    height: .62rem;
    background: #E7E7E8;
    border-radius: 0.08rem;  
    font-size: .26rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #000000;
    margin: 0.05rem;
    text-align: center;
    line-height: .62rem;
}
.class_t ul li:nth-child(4){
    width: 48%;
}
.class_t ul li:last-child{
    width: 48%;
}
.class_t ul li.active{ 
    background: linear-gradient(180deg, #FA9732, #FB574C);
    box-shadow: 0px 0.05rem 0.06rem 0px rgba(250, 146, 52, 0.36);
    color: #ffffff;
}
.class_list{
    width: 100%;   
    margin-top: .3rem;;
}
.class_desc{
    width: 100%;
    display: none;
}
.class_desc img{
    width: 100%;
}
.section3 .btn1{
    margin: .2rem auto 0;
    width: 3.5rem;
    height: .65rem;
    position: relative;
}
.section3 .btn1 button{
    width: 100%;
    height: .65rem;
    background: linear-gradient(180deg, #FA9732, #FB574C);
    border-radius: .11rem;
    position: absolute;
    top: 0;
    left: 0; 
    font-size: .32rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
}

.section4{
    width: 100%;
    height: auto;
    padding: .56rem .31rem .55rem .31rem;
}
.class_feature{
    width: 100%;
    margin-top: .44rem;
}
.feature_list{
    width: 100%;
    height: auto;
    border: 0.09rem solid #FA8838;
    box-shadow: 0px 0.05rem 0.06rem 0px rgba(250, 146, 52, 0.36);
    border-radius: .1rem;
    padding: .42rem .31rem .38rem .34rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    margin-bottom: .21rem;
}
.feature_list img{
    height: 1.2rem;
}
.feature_list .feature_desc{
    flex: 1;
    padding-left: .39rem;
}
.feature_list .feature_desc h3{
    font-size: .32rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #010101;
}
.feature_list .feature_desc p{
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #595757;
    line-height: .35rem;
    padding-top: .25rem;
}
/* 优秀作品 */
.section5{
    width: 100%;
    height: auto;
    background: #FCF2EA;
    padding: .4rem .31rem .34rem .27rem;
}
.work-cont{
    width: 100%;
    height: auto;
    margin-top: .24rem;
}
.work-cont #swiper1{
    width: 100%;
    height: 7.7rem;
}
#swiper1 .swiper-pagination-bullet{
    background: #D2D2D3;
}
#swiper1 .swiper-pagination-bullet-active{
    background: #FF5C00;
}
.work_list{
    width: 100%;
    height: auto;
    position: relative;
    background: #FFFFFF;
    box-shadow: 0px .1rem .12rem 0.01rem rgba(255, 114, 12, 0.27);
    border-radius: 0px 0.08rem 0.08rem 0.08rem;
    margin-top: .77rem;
}
.work_list .title{
    width: 2.65rem;
    height: .77rem;
    background: #FFA918;
    border-top-left-radius: .15rem;
    border-top-right-radius: .15rem;
    text-align: center;
    line-height: .77rem; 
    font-size: .28rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    position: absolute;
    top: -.77rem;
    left: 0.01rem;
}
.work_list .work_desc{
    width: 100%;
    padding: .31rem .4rem .47rem .4rem;
}
.work_list .work_desc h3{
    font-size: .34rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #000000;
    text-align: center;
}
.work_list .work_desc p{   
    font-size: .22rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #000000;
    text-align: left;
    padding-top: .23rem;
    line-height: .36rem;
}
.work_list .work_desc .poster_cont{
    width: 100%;
    height: 3.44rem;
    margin-top: .23rem;
    position: relative;
}
.work_list .work_desc .poster_cont img{
    width: 100%;
}
.work_list .work_desc .poster_cont .video_desc{
    width: 100%;
    height: 3.44rem;
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}
.work_list .work_desc .poster_cont .video_desc img{
    width: .9rem;
}

/* 视频弹窗 */
.video_dialog{
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.5);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10000;
}
.video_dialog .video{
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.video_cont{
    width: 100%;
    height: 5.63rem;
    text-align: center;
    position: relative;
}
.video_cont img{
    width: .8rem;
    position: absolute;
    /* left: 50%;
    margin-left: -.4rem; */
    top: -1rem;
    right: .1rem;
}

.section6{
    width: 100%;
    height: auto;
    padding: .59rem 0rem;
}
.star_cont{
    width: 100%;
    height: auto;
    text-align: center;
}
.star_cont img{
    width: 4.69rem;
    padding-top: .51rem;
}
.star_cont p{
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #595757;
    line-height: .4rem;
}

/* 独家算法 */
.section7{
    width: 100%;
    height: auto;
    background: #FCF2EA;
    padding: .46rem 0rem .68rem 0rem;
}
.djsf_cont{
    width: 100%;
    text-align: center;
    margin-top: .53rem;
    padding: 0rem .7rem;
}
.djsf_detail h3{
    font-size: .26rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #656464;
}
.djsf_detail p{
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #656464;
    line-height: .32rem;
    padding-top: .16rem;
}
.computer_cont{
    width: 5.57rem;
    height: 3.25rem;
    margin: .17rem auto 0;
    background: url('../images/course/computer.png') no-repeat;
    background-size: contain;
    background-position: center center;
    display: flex;
    justify-content: center;
}
#swiper3{
    width: 4.28rem;
    height: 2.9rem;
    margin: 0 auto;
    padding-top: .2rem;
}
#swiper3 .swiper-slide img{
    width: 100%;
}
#swiper3 .swiper-pagination-bullet{
    width: 8px!important;
    height: 8px!important;
    background: #D2D2D2;
    border-radius: 50%;
}
#swiper3 .swiper-pagination-bullet-active{
    width: 8px!important;
    height: 8px!important;
    background: #EB6020;
    border-radius: 50%;
}
#swiper3 #pagination3{
    bottom: -.1rem!important;
}
.djsf_feature{
    width: 100%;
    margin-top: .36rem;
}
.djsf_feature ul{
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap
}
.djsf_feature ul li{
    width: 2.78rem;
    height: 1.65rem;
    /* position: relative; */
    margin: 0rem .12rem .19rem .12rem;
    text-align: left;
    padding: 0rem .27rem;
}
.djsf_feature ul li span{
    display: block;
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    padding-top: .32rem;
}
.djsf_feature ul li p{
    font-size: .2rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
    padding-top: .2rem;
}
.djsf_feature ul li:first-child{
    background: url('../images/course/djsf1.png') no-repeat;
    background-size: contain;
}
.djsf_feature ul li:nth-child(2){
    background: url('../images/course/djsf2.png') no-repeat;
    background-size: contain;
}
.djsf_feature ul li:nth-child(3){
    background: url('../images/course/djsf3.png') no-repeat;
    background-size: contain;
}
.djsf_feature ul li:last-child{
    background: url('../images/course/djsf4.png') no-repeat;
    background-size: contain;
}

/* 返回顶部 */
.section8{
    width: 100%;
    height: auto;
    background: #ffffff;
    padding: .37rem;
}
.cont8{
    width: 100%;
    text-align: center;
}
.cont8 .back{
    width: 2.14rem;
    height: .49rem;
    border: 1px solid #908F8F;
    border-radius: .1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
}
.cont8 .back span{
    font-size: .26rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #5C5C5C;
    padding-right: .18rem;
}
.cont8 .back img{
    width: .28rem;
}
.cont8 p{  
    font-size: .24rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #5C5C5C;
    line-height: .37rem;
    padding-top: .22rem;
}
.cont8 p span{
    display: inline-block;
    width: .95rem;
    /* height: .32rem;
    line-height: .32rem; */
    padding: 0.02rem 0rem;
    background: #E9E8E8;
    border-radius: 0.08rem;
    font-size: .22rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #5C5C5C;
    text-align: center;
    margin-left: .17rem;
}
.section9{
    width: 100%;
    height: auto;
    padding: .48rem 0rem;
    text-align: center;
    background: #E9E8E8;
}
.section9 p{  
    font-size: .21rem;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #686868;
    line-height: .33rem;
}

/* 菜单栏 */
.menu_cont{
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.5);
    position: fixed;
    top: 0;
    left: -100%;
    z-index: 5000;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    /* -webkit-animation: move 5s ease-in-out forwards; */
}
.menu_detail{
    width: 70%;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.menu_mask{
    flex: 1;
    height: 100%;
}
.menu_cont.move-active{
    -webkit-animation: move .5s ease-in-out forwards;
}
.menu_cont.back-active{
    -webkit-animation: backmove .5s ease-in-out forwards;
}
.menu_title{
    width: 100%;
    height: 1.03rem;
    background: #FFFFFF;
    border-bottom: 1px solid #E7E5E0;
    display: flex;
    align-items: center;
}
.menu_title img{
    width: 1.71rem;
}
.menu_title #close_menu{
    width: .28rem!important;
    margin-left: .35rem;
    margin-right: .28rem;
}
.menu_list{
    width: 100%;
    height: auto;
    padding: 0rem .36rem;
    background: #ffffff;
}
.menu_list ul{
    width: 100%;
}
.menu_list ul a{
    display: block;
    width: 100%;
    height: 1.03rem;
}
.menu_list ul a li{
    width: 100%;
    height: 1.03rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #E7E5E0;
}
.menu_list ul a:last-child li{
    border-bottom: none;
}
.menu_list ul a li span{
    font-size: .27rem;
    font-family: PingFang SC;
    font-weight: 400;
    color: #28201A;
}
.menu_list ul a li img{
    width: .15rem; 
}
.menu_section{
    width: 100%;
    flex: 1;
    background: #F5F4F2;
}
.menu_desc{
    width: 100%;
    padding: 0rem .36rem 4rem .36rem;
    background: #F5F4F2;
}
.menu_desc p{
    width: 100%;
    height: .95rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #E7E5E0;
}
.menu_desc p span{
    font-size: .27rem;
    font-family: PingFang SC;
    font-weight: 400;
    color: #28201A;
}
.menu_desc p img{
    width: .36rem;
    margin-right: .3rem;
}
.menu_desc p:last-child img{
    width: .3rem;
}
.menu_footer{
    width: 100%;
    height: 1rem;
    background: #ffffff;
}
@-webkit-keyframes move{
    0%{
        -webkit-transform: translate(-100%,0);
    }
    100%{
        -webkit-transform: translate(100%,0);
    }
}

@-webkit-keyframes backmove{
    0%{
        -webkit-transform: translate(100%,0);
    }
    100%{
        -webkit-transform: translate(0,0);
    }
}