.ad_img_index{
    width: 100%;
    max-height: 1280px;
    position: relative;
    overflow: hidden;
}
.ad_img_index>img{
    width: 100%;
    height: 100%;
}
.inner_ad_img_index{
    position: absolute;
    top:0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
    text-align: center;
    padding-top: 15%;
    box-sizing: border-box;
}
.carouse_container{
    position: relative;
    height: 600px;
}



/*寒阳资讯*/

.section_content{
    width: 1200px;
    height: auto;
    margin:30px auto 100px;
}
.title_section{
    width: 100%;
    padding: 10px 0;
    border-bottom: solid 1px #bababa;
    box-sizing: border-box;
    color: #e63718;
}
.title_section h1{
    font-size: 36px;
}
.title_section p{
    font-size: 24px;
}
.zx_content{
    width: 100%;
    height: 850px;
    overflow: hidden;
}
.left_zx{
    width:400px;
    float: left;
}
.zx_list{
    width: 400px;
    min-height: 350px;
    margin-bottom: 20px;
}
.zx_title{
    width: 100%;
    height: 45px;
    box-sizing: border-box;
}
.zx_title>div{
    float: left;
    line-height: 45px;
}
.left_zx_title{
    width: 30%;
    text-align: center;
    font-size: 2rem;
    font-weight: 300;
    border-bottom: solid 1px #e82e38;
    box-sizing: border-box;
}
.right_zx_title{
    width: 70%;
    text-align: right;
    color: #333333;
}
.zx_list ul,.right_zx_list ul{
    margin-top: 15px;
}
.zx_list ul li,.right_zx_list ul li{
    width: 95%;
    margin-left: 5%;
    height: 40px;
    line-height: 40px;
    box-sizing: border-box;
    color: #e82e38;
}
.zx_list ul li a,.right_zx_list ul li a{
    display: block;
    width: 98%;
    float: right;
    /*font-size: 16px;*/
    color: #212121;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.zx_list ul li a:hover,.right_zx_list ul li a:hover{
    color:#e82e38;
}

.right_zx{
    width: 800px;
    float: left;
}
.first_zx{
    height: 550px;
    overflow: hidden;
}
.right_zx_list{
    width: 350px;
    margin-left:50px;
    float: left;
}
.sencond_zx{
    width: 750px;
    margin-left: 50px;
    height: 362px;
    text-align: center;
    padding-top: 25px;
    box-sizing: border-box;
}
.sencond_zx img{
    max-width: 100%;
    height: 245px;
}

/*关于寒阳*/
.about_section{
    width: 100%;
    background-color: #777777;
    color: white;
    margin-bottom: 100px;
}
.about_content{
    width: 1200px;
    padding: 30px 0;
    margin: auto;
    position: relative;
    font-size: 1.6rem;
}
.about_info,.about_img{
    width: 1000px;
}
.about_info p{
    text-indent: 30px;
    line-height: 30px;
}
.about_img{
    margin-top: 30px;
}
.about_img img{
    width: 30%;
    height: 140px;
    display: block;
    float: left;
}
.about_img img:not(:last-child){
    margin-right: 5%;
}
.about_img img:hover{
    cursor: pointer;
    transform: scale(1.2);
    transition: all .2s;
}
.about_title{
    position: absolute;
    top:-40px;
    right:-100px;
}

/*我们的团队*/
.team_title,.video_title{
    width: 100%;
    text-align: center;
    color: #e63718;
}

.team_content{
    margin: 50px 0;
}
.team_list{
    width: 18%;
    height: 240px;
    float: left;
    position: relative;
}
.team_list:not(:last-child){
    margin-right: 4%;
}
.team_list img{
    width: 100%;
    height: 100%;
}
.team_option{
    width: 100%;
    height: 100%;
    padding: 20px 10px;
    position: absolute;
    top:-15px;
    left: -15px;
    background-color: rgba(0,0,0,0.7);
    color: white;
    box-sizing: border-box;
    display: none;
    overflow: hidden;
}

/*作品欣赏*/
.work_title{
    width: 100%;
    border-bottom: solid 1px #878787;
}
.work_list,.work_logo{
    float: left;
    margin-right: 25px;
}
.work_logo{
    color: #e63718;
}
.work_logo h1{
    font-size: 36px;
}
.work_logo p{
    font-size: 24px !important;
    color: #e63718 !important;
}
.work_list ul{
    border-top:solid 1px #e82e38;
    border-bottom: solid 1px #e82e38;
}
.work_list ul>li{
    width: auto;
    line-height: 25px;
    list-style: none;
    color: #363636;
}
.work_list ul>li:hover{
    cursor: pointer;
}
.work_list ul>li.active{
    color: #d02932 !important;
}
.nav_work{
    position: absolute;
    right:0;
    bottom:0;
}
.nav_work a{
    display: inline-block;
    width: 100px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    color: #212121;
}

.nav_work a.active{
    background-color: #e82e38;
    color: white !important;
    text-decoration: none !important;
}


.work_Carousel{
    width: 100%;
    margin-top: 100px;
}
.popup_teach{
    position: absolute;
    width: 195px;
    height: 240px;
    top:0;
    left:45px;
    background-color: rgba(0, 0, 0, 0.4);
    display: none;
}
.popup_teach p{
    font-size: 18px;
    line-height: 240px;
    text-align: center;
    font-weight: 400;
    color: white;
}
.work_Carousel li:hover{
    cursor: pointer;
}

/*寒阳影像*/
.video_nav{
    width: 100%;
    height: 45px;
    margin-top: 30px;
}
.video_title{
    color: #e63718;
    position: relative;
}
.video_title h2{
    padding-top: 10px;
    font-size: 36px;
    background: white;
    display: inline-block;
}
.video_title span{
    font-size: 24px;
    display: inline-block;
    background: white;
    padding-bottom: 10px;
}
.video_title:before{
    content: '';
    display: block;
    position: absolute;
    border-radius: 100%;
    border:solid 3px #e63718;
    width: 180px;
    height: 180px;
    left: 37%;
    top:-60%;
    z-index: -1;
}
.video_nav ul{
    padding: 0;
    margin: 0;
    border-bottom: solid 1px #878787;
    box-sizing: border-box;
}
.video_nav ul li{
    list-style: none;
    display: inline-block;
    width: 10%;
    line-height: 45px;
    text-align: center;
    font-size: 1.8rem;
}
.video_nav ul li:hover{
    cursor: pointer;
}
.video_nav ul li.active{
    background-color: #e82e38;
    color: white !important;
}
.video_content{
    width: 100%;
    margin-top: 50px;
}
.video_content .img_video{
    width: 30%;
    height: 220px;
    float: left;
    position: relative;
    text-align: center;
}
.video_content .img_video img{
    max-width: 100%;
    height: 100%;
}
.video_option{
    position: absolute;
    top:0;
    width: 100%;
    height: 100%;
    text-align: center;
    line-height: 220px;
    color: white;
    font-size: 2rem;
    background-color: rgba(0,0,0,0.4);
    display: none;
}
.video_content .img_video:not(:nth-child(3n)){
    margin-right: 5%;
}


/*视频教学*/
.left_video_teacher{
    width: 20%;
    height: 800px;
    margin-right: 5%;
    float: left;
}
.left_video_teacher div{
    width: 100%;
    height: 390px;
    background-color: #b5b5b5;
}
.left_video_teacher div:hover{
    cursor: pointer;
    background-color: #d02932;
}
.left_video_teacher div a{
    display: block;
    width: 30px;
    margin: auto;
    font-size: 2.6rem;
    color: white;
    padding-top: 85px;
    box-sizing: border-box;
}
.left_video_teacher div:last-child a{
    padding-top: 40px;
}
.left_video_teacher div:first-child{
    margin-bottom: 20px;
}
.right_video_teacher{
    width: 75%;
    float: left;
}
.teach_video_title{
    text-align: right;
    color: #e63718;
}
.teach_video_title h1{
    font-size: 36px;
}
.teach_video_title p{
    font-size: 24px;
}
.teach_video_content{
    width: 100%;
    margin-top: 50px;
}
.td_teach_video{
    width: 47.5%;
    float: left;
    height: 260px;
    position: relative;
}
.td_teach_video:hover{
    cursor: pointer;
}
.td_teach_video:first-child{
    margin-right: 5%;
}
.td_teach_video>img{
    width: 100%;
    height: 100%;
}
.td_teach_video .teach_video_option{
    position: absolute;
    width: 100%;
    height: 100%;
    top:0;
    text-align: center;
    padding-top: 105px;
    box-sizing: border-box;
}
.teach_load_more{
    width: 100%;
    height: 50px;
    border-bottom: solid 1px #b7b7b7;
    line-height: 49px;
    text-align: right;
}
.teach_load_more a{
    color: #818181;
}
.card_teach_video{
    margin-top: 50px;
}
.card_teach_video ul{
    width: 100%;
    list-style: none;
    padding: 0;
}
.card_teach_video ul li{
    display: block;
    width: 30%;
    height: 120px;
    float: left;
    background-color: #b5b5b5;
    margin-top: 20px;
    text-align: center;
    line-height: 120px;
    font-size: 2rem;
    color: white;
    box-sizing: border-box;
}
.card_teach_video ul li:hover{
    cursor: pointer;
    background-color: #d02932;
}
.card_teach_video ul li:not(:nth-child(3n+0)){
    margin-right: 5%;
}
.card_teach_video ul li span{
    padding-left: 10px;
}

/*学员风采*/
.sxsj_list{
    width: 100%;
    height: 400px;
    margin-top: 50px;
}
.sxsj_box{
    width: 33%;
    float: left;
    margin: auto;
}
.sxsj_icon{
    width: 100%;
    height: 150px;
    text-align: center;
}
.sxsj_icon img{
    width: 150px;
    height: 150px;
    border-radius: 100px;
}
.sxsj_icon img:hover{
    transform: scale(1.2,1.2);
    transition: .5s,transform;
}
.sxsj_words{
    height: 235px;
    margin-top: 15px;
    text-align: center;
    overflow: hidden;
}
.sxsj_words p{
    width: 200px;
    margin: auto;
    line-height: 25px;
}
.load_more_index a{
    display: block;
    text-decoration: none;
    width: 140px;
    height: 35px;
    margin: auto;
    text-align: center;
    line-height: 35px;
    background-color: #e82e38;
    color: white;
}
.load_more_index a:hover{
    cursor: pointer;
    text-decoration: none;
    color: white;
    background-color: #e82e38;
}
.xueyuan_title{
    text-align: center;
    color: #e63718;
    position: relative;
}
.xueyuan_title h2{
    padding-top: 10px;
    font-size: 36px;
    background: white;
    display: inline-block;
    text-align: left;
}
.xueyuan_title span{
    font-size: 14px;
    display: inline-block;
    background: white;
    padding-top: 5px;
    padding-bottom: 10px;
}
.xueyuan_title:before{
    content: '';
    display: block;
    position: absolute;
    border-radius: 100%;
    border:solid 3px #e63718;
    width: 180px;
    height: 180px;
    left: 47%;
    top:-71%;
    z-index: -1;
}
.xueyuan_title img{
    display: block;
    margin: 0 auto;
}
.poster{
    width: 1200px;
    height: 120px;
    background: #e63718;
    margin: 100px auto;
}
.poster img{
    display: block;
    width: 100%;
}