/**特殊灰化 start
html {FILTER: gray;-webkit-filter: grayscale(100%);}**/

/**名师课堂 start**/
.teacher_slider{
    width:1200px;
    height:230px;
    overflow:hidden;
    position:relative;
}
.teacher_list{
    position:absolute;
    left:0;
    top:0;
    width:100000px;
    height:230px;
}
.teacher_list li{
    float:left;
    width:224px;
    height:230px;
    background:#fff;
    margin-left:20px;
    overflow:hidden;
}
.teacher_list li:first-child{
    margin-left:0;
}
.teacher_list li a.teacher_pic{
    display:block;
    width:224px;
    height:230px;
}
.teacher_list li img{
    width:224px;
    height:230px;
}
.teacher_nav{
    width:100%;
    height:130px;
    position:relative;
}
.teacher_nav .icon_jt{
    display:block;
    width:0;
    height:0;
    border-bottom:10px solid #fff;
    border-left:10px solid transparent;
    border-right:10px solid transparent;
    position:absolute;
    top:-50px;
    left:50%;
    margin-left:-5px;
    transition:all .5s;
}
.teacher_nav a{
    position:absolute;
    top:-40px;
    display:block;
    width:100%;
    height:110px;
    background:#fff;
    overflow:hidden;
    transition:all .5s;
}
.teacher_nav a span{
    display:block;
    width:100%;
    height:30px;
    line-height:30px;
    text-align: center;
    margin:5px auto;
    overflow:hidden;
}
.teacher_nav a i{
    display:block;
    width:140px;
    height:44px;
    line-height:22px;
    text-align: center;
    color:#999;
    margin:0 auto;
    overflow:hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    -webkit-line-clamp: 2;
}
.teacher_list li:hover .teacher_nav a{
    top:-90px;
}
.teacher_list li:hover .icon_jt{
    top:-100px;
}
/**名师课堂 end**/

/*大分类 start*/
.total{
    width:100%;
    margin-top:40px;
    overflow:hidden;
}
/*full start*/
.full{
    position:relative;
    width:100%;
    background:#fff;
    padding:40px 0;
    box-shadow:0 2px 8px 0 rgba(7,17,27,.06);
    overflow:hidden;
}
.title_l{
    float:left;
}
.subject_title h1,
.subject_title2 h1{
    line-height:40px;
    padding-bottom:5px;
    font-size:24px;
    color:#000;
}
.subject_title i{
    padding:5px 0;
    color:#999;
    font-size:13px;
    border-top:2px solid #999;
}
.subject_title a{
    float:right;
    line-height:65px;
}
.subject_title a:after,.middle a.more:after {
    display: inline-block;
    content: "";
    width: 0;
    height: 0;
    margin-left: 10px;
    border:1px solid transparent;
    border-width: 4px 6px;
    border-left-color: inherit;
}

.triangle{
    position:absolute;
    top:0;
    left:50%;
    margin-left:-30px;
    width:0;
    height:0;
    border-left:30px solid transparent;
    border-right:30px solid transparent;
    border-top:35px solid #eee;
}
/*full end*/

/*middle start*/
.middle{
    width:100%;
    padding:40px 0;
    overflow:hidden;
}
.middle a.more{
    display:block;
    width:200px;
    height:40px;
    line-height:40px;
    background-image: linear-gradient(120deg, #f9d423 0%, #f83600 100%);
    border-radius:30px;
    color:#fff;
    font-size:15px;
    text-align: center;
    margin:10px auto 0;
    overflow:hidden;
    transition:all 0.5s;
}
.middle a.more:hover{
    background-image: linear-gradient(120deg, #f83600 0%, #f9d423 100%);
}
.subject_title2{
    text-align:center;
}
.subject_title2 i{
    display:inline-block;
    width:70px;
    height:10px;
    color:#999;
    border-bottom:1px solid #999;
}
.subject_title2 span{
    display:inline-block;
    padding:0 10px;
    line-height:25px;
    color:#999;
    font-size:13px;
    border:1px solid #999;
}
/*middle end*/

.subject_title{
    width:100%;
    text-align: center;
    overflow:hidden;
}


.subject_list{
    width:1224px;
    margin:35px -20px 0 0;
    overflow:hidden;
}
.subject_list li{
    float:left;
    width:282px;
    border:1px solid #eee;
    margin-right:24px;
    margin-bottom:24px;
    overflow:hidden;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.subject_list li a{
    display:block;
}
.subject_list li span{
    position:relative;
    display:block;
    width:100%;
    height:158px;
    overflow:hidden;
}
.subject_list li i{
    position:absolute;
    top:-158px;
    left:0;
    width:100%;
    height:158px;
    background:rgba(0,0,0,.2) url("../images/index/icon_watch.png") no-repeat center;
    transition: all .3s;
    overflow:hidden;
}
.subject_list li:hover i{
    top:0;
}
.subject_list li img{
    width:100%;
    transition: all .3s;
}
.subject_list li:hover img{
    transform:scale(1.2,1.2);
}
.subject_list li p{
    width:100%;
    height:50px;
    line-height:50px;
    background:#fff;
    text-align: center;
    font-size:16px;
    color:#000;
    padding:0 15px;
    overflow:hidden;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    text-overflow: ellipsis;
    white-space: nowrap;
}
/*大分类 end*/

/**/
.hot{
    position:relative;
    width:100%;
    background:#fff;
    box-shadow:0 2px 8px 0 rgba(7,17,27,.06);
    overflow:hidden;
}
.module_same{
    float:left;
    width:590px;
    padding:40px 0;
    overflow: hidden;
}
#module13{
    margin-right:20px;
}
.m_title{
    position:relative;
    width:240px;
    height:60px;
    line-height:60px;
    margin:0 auto;
    overflow:hidden;
}
.m_title span{
    position:absolute;
    top:30px;
    left:0;
    z-index:-1;
    width:100%;
    height:1px;
}
.m_title h3{
    position:relative;
    z-index:2;
    width:110px;
    background:#fff;
    margin:0 auto;
    font-size:20px;
    text-align: center;
    overflow:hidden;
}
.m_title h3 img{
    width:20px;
    height:20px;

    vertical-align: -2px;
    margin-right:6px;
}

.module_item{
    margin:20px 0;
}
.sub_list{
    width:100%;
    padding:24px 20px 5px;
    border-radius:0 0 10px 10px;
    overflow: hidden;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
#module13 .sub_list{
    border:3px solid #35d1bb;
}
#module14 .sub_list{
    border:3px solid #fe9292;
}
.sub_list li{
    float:left;
    width:260px;
    overflow:hidden;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.sub_list li:not(:nth-child(2n)){
    margin-right:24px;
}
.sub_list li a{
    display:block;
    width:100%;
    overflow:hidden;
}
.sub_list li span{
    display:block;
    width:100%;
    height:150px;
    position:relative;
    overflow:hidden;
}
.sub_list li i{
    position:absolute;
    top:-160px;
    left:0;
    width:100%;
    height:160px;
    background:rgba(0,0,0,.1) url("../images/index/icon_watch.png") no-repeat center;
    transition: all .3s;
    overflow:hidden;
}
.sub_list li:hover i{
    top:0;
}
.sub_list li img{
    width:100%;
    transition: all .3s;
}
.sub_list li:hover img{
    transform:scale(1.2,1.2);
}
.sub_list li p{
    width:100%;
    height:50px;
    line-height:50px;
    color:#000;
    font-size:16px;
    text-align: center;
    overflow:hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.m_title span {
    position:absolute;
    top:30px;
    left:0;
    z-index:1;
    width:100%;
    height:1px;
}
#module13 .m_title h3{ color:#35d0ba;}
#module13 .m_title span { background: #35d0ba;}
#module14 .m_title h3{ color:#fe5d5d;}
#module14 .m_title span { background: #fe5d5d;}
/**/