.con-container{
    width: 1280px;
    margin: 0 auto;
}

/* 轮播图 */
@media screen and (max-width: 640px) {
    #demo div.carousel-item img {
        display: block;
    } 
}
@media screen and (min-width:640px) {
    #demo div.carousel-item img {
        display:none;
    }
    #demo .carousel-item {
        width: 100%;
    }
    #demo div.carousel-bg1 {
        height: 750px;
        width: 100%;
        /* background-size: 100% 100%; */
        background: url("../images/index/banner01.jpg") no-repeat center center;
    }
    #demo .carousel-bg2 {
        height: 750px;
        width: 100%;
        background: url("../images/index/banner02.jpg") no-repeat center center;
        /* background-size: 100% 100%; */
    }
        #demo .carousel-bg3 {
        height: 750px;
        width: 100%;
        background: url("../images/index/banner03.jpg") no-repeat center center;
    }
        #demo .carousel-bg4 {
        height: 750px;
        width: 100%;
        background: url("../images/index/banner04.jpg") no-repeat center center;
    }
       #demo .carousel-bg5 {
        height: 750px;
        width: 100%;
        background: url("../images/index/banner05.jpg") no-repeat center center;
    }
}
.top-container .carousel-indicators{
    top: 640px; 
}

/* 优势图标 */
.advantage{
    position: relative;
}
.adva{
    position: absolute;
    top: -80px;
    background-color: #fff;
    width: 100%;
    height: 195px;
}
.adva ul{
    display: flex;
    justify-content: space-between;
    text-align: center;
    align-items: center;
}
.adva ul li{
    width: 20%;
    /* background-color: #ccc; */
    display: flex;
    /* flex-direction: column; */
    align-items: center;
    cursor:pointer;
    height: 195px;
    color: #666;
    justify-content: space-between;
}
.adva ul li:hover{
    background-color: #ff7f00;
}
.adva li span{
    border-right: 1px solid #eeeeee;
    height: 50px; 
}
.adva ul li:hover span{
    border-right: 1px solid #ff7f00;
}
.icon1{
    background: url(../images/index/icon1.png) no-repeat center 45px;
    width: 100%;
    height: 195px;
    text-align: center;
    display: block;
    cursor:pointer;
    /* border-right: 1px solid #ddd; */
    
}
.icon1:hover{
    background: url(../images/index/icon01.png) no-repeat center 45px;
    color: #fff;
}
.adva p{
    padding-top:118px;
    font-size: 17px;
}
.icon2{
    background: url(../images/index/icon2.png) no-repeat center 45px;
    width: 100%;
    height: 195px;
    text-align: center;
    display: block;
    cursor:pointer;
}
.icon2:hover{
    background: url(../images/index/icon02.png) no-repeat center 45px;
    color: #fff;
}
.icon3{
    background: url(../images/index/icon3.png) no-repeat center 45px;
    width: 100%;
    height: 195px;
    text-align: center;
    display: block;
    cursor:pointer;
}
.icon3:hover{
    background: url(../images/index/icon03.png) no-repeat center 45px;
    color: #fff;
}
.icon4{
    background: url(../images/index/icon4.png) no-repeat center 45px;
    width: 100%;
    height: 195px;
    text-align: center;
    display: block;
    cursor:pointer;
}
.icon4:hover{
    background: url(../images/index/icon04.png) no-repeat center 45px;
    color: #fff;
}
.icon5{
    background: url(../images/index/icon5.png) no-repeat center 45px;
    width: 100%;
    height: 195px;
    text-align: center;
    display: block;
    cursor:pointer;
}
.icon5:hover{
    background: url(../images/index/icon05.png) no-repeat center 45px;
    color: #fff;
}

/* 热门课程 */
.course{
    background: #fbfbfb;
    height: 800px;
}
.course-content{
    padding-top:130px;
}
.Tabsleft{
    width:240px; 
}
.Tabsright{
    width: 380px;
    height: 480px;
    overflow: hidden;
}
.nav-link{
    padding: 0 0 8px 0;
}
.nav-pills .nav-link{
    height: 160px;
}
.rightbackground1,.rightbackground2,.rightbackground3{
    height: 100%;
    color: #fff;
    padding: 30px 0 0 20px;
}
.rightbackground1{
    background: -webkit-linear-gradient(left top, #ff9f3f , #f37a01);
    background: -o-linear-gradient(bottom left, #ff9f3f, #f37a01);
    background: -moz-linear-gradient(bottom left, #ff9f3f, #f37a01);
    background: linear-gradient(to bottom left, #ff9f3f , #f37a01);
}
.rightbackground2{
    background-color: #0282f0;
}
.rightbackground3{
    background-color: #2d48f8;
}
.Tabsright p{
    font-size: 16px;
}
.Tabsright h4{
    font-size:38px;
    font-weight: 600;
    margin-bottom: 25px;
}
.courselist{
    display: flex;
    flex-wrap: wrap;
}
.courselist div{
    width: 50%;
    margin-bottom: 15px;
    font-size: 16px;
}
.Tabsright .btn{
    width: 45%;
    margin-top: 25px;
    margin-right: 5px;
    font-size: 16px;
}
.classright{
    background-color: #282828;
    margin-top: 50px;
    padding:60px 30px 30px 30px;
    color: #fff;
    width: 660px;
}
.classright .tit {
    display: flex;
    justify-content: space-between;
}
.classright .tit h6{
    font-size: 16px;
}
.classright .tit span{
    color: #999;
    font-size: 14px;
}
.classright ul{
    display: block;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.classright li{
    width: 33%;
    margin-top: 18px;
}

/* 最新热门直播 */
.livelist ul{
    display: flex;
    justify-content: space-between;
}
.livelist li{
    width:302px;
    background: #f6f6f6;
}
.livelist .content{
    padding: 18px;
}
.livelist .content h6{
    font-size: 16px;
    color: #333;
    margin-bottom: 2px;
}
.livelist .content p{
    font-size: 14px;
    color: #999;
}
.livelist .content .button{
    border-radius: 20px;
    background:linear-gradient(to right, #0288f7,#33c5ff);
    width:195px;
    height:42px;
    text-align: center;
    line-height: 42px;
    margin: 0 auto 10px auto;
}
.livelist .content .button:hover{
    background:linear-gradient(to right, #33c5ff,#33c5ff);
}
.livelist .content .button a{
    display: block;
    color: #fff;
    font-size: 16px;
}

/* 老师图片滚动样式 */
.teacher{
    padding:40px 0 0 0;
}
.teacher-tab{
    background: url(../images/index/teacherbg.jpg) no-repeat center center;
    height: 626px;
}
.teacher-container{
    width: 1040px;
    margin: 0 auto;
    padding-top: 90px;
}
.teacher-tab .carousel-item img{
    width: 1040px;
}
.teacher-tab .carousel-control-prev-icon{
    background-image: url(../images/index/prev-icon.jpg);
}
.teacher-tab .carousel-control-prev-icon,.teacher-tab .carousel-control-next-icon{
    width:46px;
    height: 46px;
}
.teacher-tab .carousel-control-prev{
    left: -120px;
}
.teacher-tab .carousel-control-next-icon{
    background-image: url(../images/index/next-icon.jpg);
}
.teacher-tab .carousel-control-next{
    right: -120px;
}

/* 资质荣誉 */
.qualification{
    background:url(../images/index/qualificationbg.jpg) no-repeat center center;
    height: 677px;
}
.qualification .title{
    padding-top:80px;
}
.qualification .title h5{
    color:#ffcc00;
    font-size: 36px;
    text-align: center;
    font-weight: bold;
    line-height: 50px;
    
}
.qualification .title span{
    display: block;
    width: 100px;
    height: 10px;
    border-bottom: 4px solid #ffcc00;
    margin: 0 auto;
}
.qualification .font{
    color: #fff;
    text-align: center;
    font-size: 16px;
    margin: 50px 0 30px 0;
    line-height: 30px;
}
.qualification-container{
    padding-top: 30px;
}
.qualification .carousel-indicators li{
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-top: 30px;
}
.qualification .carousel-indicators{
    bottom: -80px;
}

/* 六大保障助力拿证 */
.guarantee{
    background: #f6f6f6;
    padding:40px 0;
}
.guara-container{
    display: flex;
    justify-content: space-around;
    padding-top: 40px;
}
.right-container{
    background-color: #fff;
    border-radius: 18px;
    width:1030px;
}
.right-container ul{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding:60px 30px 10px 30px;
}
.right-container li{
    width: 49%;
    /* background-color: #ccc; */
    margin: 10px 0 30px 0;
    display: flex;
}
.right-container li img{
    width: 51px;
    height: 43px;
}
.right-container .guarali{
    padding-left: 10px;
}
.right-container .guarali h6{
    font-size: 22px;
    font-weight: bold;
    color: #333333;
}
.right-container .guarali p{
    font-size: 15px;
    color: #999;
}

/* 理论+实操 图片切换 */
.swithch{
    background: url(../images/index/switchbg.jpg) no-repeat center center;
    height: 836px;
}
.picswitch h3{
    color: #fff;
    text-align: center;
    font-weight: bold;
    padding: 70px 0 40px 0;
    font-size: 34px;
}
.picswitch .newsnav{
    height: 55px;
    border-bottom: 1px solid #444854;
    margin-bottom: 30px;
}
.picswitch .newsnav .nav{
  margin: auto;
    width:96%;
}
.newsnav .nav-item{
    width: 18%;
    text-align: center;
    margin: auto;
}
.picswitch .nav-item .nav-link{
    font-size: 20px;
    height: 55px;
    line-height: 55px;
    color: #fff;
}

.picswitch .nav-pills .nav-link.active, .nav-pills .show > .nav-link{
    padding:0;
    margin:0;
    background:linear-gradient(to right, #0288f7,#33c5ff);
    color: #fff;
}
.picswitch .nav-pills .nav-link{
    border-radius: 0;
}
.picswitch .nav-pills .nav-link:hover{
    border: none;
}
.picswitch .card{
    background:none;
}
.tabcard ul{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-top: 10px;
}
.tabcard li{
    width: 33%;
    margin: 0 0 15px 0;
}
.tabcard li img{
    width: 416px;
    height: 245px;
}

.picswitch .card1{
    background:none;
}
.tabcard1 ul{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-top: 10px;
}
.tabcard1 li{
    width: 33%;
    margin: 0 0 15px 0;
}
.tabcard1 li img{
    width: 416px;
    height: 565px;
}

/* 北区动态 */
.bqnews{
    overflow: hidden;
}
.bqnews .newcontent{
width:540px;
}
.bqnews .picture{
    width: 675px;
}
.bqnews .content{
    display: flex;
    justify-content: space-between;
    margin: 40px 0;
}
.bqnews .picture img{
    margin-bottom: 15px;
}

.bqnews .pictop{
    display: flex;
    justify-content: space-between;
}
.bqnews .pictop .pictopr{
    width: 222px;
}
.bqnews .pictop .pictopr img{
    width: 222px;
    height: 153px;
}
.bqnews .pictop .pictopl img{
    width: 438px;
    height: 323px;
}
.bqnews .picbottom{
    display: flex;
    justify-content: space-between;
}
.bqnews .picbottom img{
    width: 222px;
    height: 153px;
}


.bqnews .card{
    margin: 0;
    padding: 0;
    border: none;
}
.bqnews .news .newsnav{
    padding-top: 30px;
    height: 120px;
}
.bqnews .newsnav .nav{
  margin: auto;
  border-bottom: 1px solid #f9f7f8;
}
.bqnews .newsnav .nav-item{
    width: 20%;
    text-align: center;
    margin: auto;
    height: 40px;
}
.bqnews .news .nav-item .nav-link{
    background-color: #3b3b3b;
    font-size: 20px;
    line-height: 40px;
    color: #3c3c3c;
}
.bqnews .newsnav .nav-item a{
    color:#3c3c3c;
    font-size: 16px;
    font-weight: bold;
    line-height: 40px;
}

.bqnews .nav-pills .nav-link.active, .nav-pills .show > .nav-link{
    font-size: 16px;
    padding:0;
    margin:0;
    color: #2c96ff;
    border-bottom: 2px solid #2c96ff;
    height: 40px;
    line-height: 40px;
    border-radius: 0;
}
.bqnews .list {
    padding-top: 20px;
}
.bqnews .list li{
    padding: 16px 20px 0 20px;
    display: flex;
    justify-content: start;
    align-items: center;
}
.bqnews .list li span{
    background-color: #ccc;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: block;
}
.bqnews .list li a{
    padding-left: 10px;
    font-size: 16px;
    color: #555;
    width: 90%;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
}
.bqnews .list li h2{
    height: 20px;
    font-size: 15px;
    width: 219px;  
}
.bqnews .list li a:hover{
    color: #2c96ff;
}
.bqnews .list li:first-child span{
    background-color: #f1244f;
}
.bqnews .list li:nth-child(2) span{
    background-color: #f1244f;
}
.bqnews .list li:nth-child(3) span{
    background-color: #f1244f;
}