.page_banner{
    height: 240px;
    background: #01847f url(../img/page_top.png) no-repeat center;
    margin-top: 110px;
    color: #fff;
    padding-top: 110px;
}
.page_banner span{
    font-size: 26px;
    padding-bottom: 30px;
    display: block;
}

.page_banner a{
    color: #fff;
    border-left: solid #f98d0d 3px;
    padding-left: 10px;
    margin-right: 20px;
    line-height: 16px;
}
.page_content{
    padding: 30px 0;
    align-items: flex-start;
}
.sidebar{
    width: 220px;
    flex-shrink: 0;
    background: #235e61 url(../img/sidebar_bg.png) no-repeat left bottom;
    padding-top: 6px;
    padding-bottom: 68px;
    
}
.sidebar ul a.current{
    color: #235e61;
    font-weight: bold;
}
.sidebar ul{
    background: #f7faf9;
    width: 100%;
}
.sidebar ul li{
   
    border-bottom: solid #ddd 1px;
    position: relative;
}
.sidebar ul li a{
    padding: 15px 0;
    display: block;
    line-height: 14px;
    color: #333;
    position: relative;
    padding-left: 10px;
}
.sidebar ul li.has_children>a::after{
content: '+';
position: absolute;
right: 10px;
font-size: 18px;
font-weight: 100;
color: #999;
}
.sidebar ul li.isShow{
    background: #e0f0f0;
}
.sidebar ul li.isShow>a::after{
    content: '-';
}
.sidebar ul ul{
    padding : 10px 0;
    padding-left: 10px;
    display: none;
}
.sidebar ul li li a{
    color: #666;
    padding: 10px 0;
    padding-left: 10px;
}
.sidebar ul li:last-child{
    border-bottom: none;
}
.sidebar ul li li{
    border: none;
    
}
.page_right{
    width: 924px;
}
.detail_content{
    padding-bottom: 20px ;
    border-bottom: solid #ddd 1px;
}
.detail_content h1{
    font-size: 22px;
    padding: 20px 0;
    line-height: 120%;
    position: relative;
    margin-bottom: 20px;
}
.detail_content h1::after{
    content: '';
    display: block;
    position:relative;
    border-bottom: solid #f98d0d 3px;
    width: 50px;
    bottom: -10px;
}
.detail_content p{
    text-indent: 28px;
    padding-bottom: 15px ;
    line-height: 26px;
    color: #666;
}
.end_tip{
    text-align: right;
    padding-top: 20px;
}
.end_tip span{
    display: inline-block;
    color: #666;
    border-left: solid #f98d0d 11px;
    line-height: 11px;
    padding-left: 6px;
}
body.home .page_content{
    padding-bottom: 30px;
}

.right_list_title {
    font-size: 20px;
    padding-left: 10px;
    border-left: solid #e9aa45 10px;
}
.right_list_container{
    padding-top: 20px;
}
@media only screen and (max-width : 750px){
    .page_banner{
        margin-top: 0;
        height: 140px;
        padding-top: 20px;
    }
    .page_banner span{
        padding-bottom: 15px;
    }
    .sidebar{
        margin: 20px 0;
    }
    .sidebar,.page_right{
        width: 100%;
    }
    .page_content{
        flex-direction: column-reverse;
    }
}

.teacher li {
    float: left;
    width: 175px;
    padding: 0 28px 40px;
    box-sizing: content-box;
    position: relative;
}
.teacher li>a {
    display: block;
    width: 165px;
    height: 165px;
    padding: 5px;
    border-radius: 50%;
    box-shadow: 0 3px 3px #d1d1d1;
    overflow: hidden;
    padding: 0!important;
    justify-content: flex-start;
    transition: all .5s;
}
.teacher li>a img {
    width: 165px;
    height: 165px;
    border-radius: 50%;
    transition: .3s;
    object-fit: contain;
}
.teacher li>p {
    height: 40px;
    line-height: 40px;
    text-align: center;
}
.teacher li>p a {
    color: #333;
    text-align: center;
    display: block;
    align-items: center;
    width: 100%;
    justify-content: flex-start;
    padding: 30px 0;
    transition: all .5s;
border-bottom:none;
}
.teacher li>a:hover img{
    transform: scale(1.05);
}

.pre_next{display:flex;width:100%;}
.pre_next .left{align-items:center;justify-content:flex-start;width:50%;display: flex;}
.pre_next .right{align-items:center;justify-content:flex-end;width:50%;display: flex;}
.detail_content table p{text-indent: 0px;}

@media only screen and (max-width : 750px){
.teacher li{width:auto;padding:0 2px 40px;}
}