* {
    margin: 0px;
    padding: 0px;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    font-family: "Microsoft Yahei";
}


li {
    list-style: none;
}

a {
    text-decoration: none;
}
body{
    position: relative;
}

.header_center {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    background-color: rgba(0, 0, 0, 0);
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: 99;
    width: 100%;
}

.header_center>div:first-child {
    height: 120px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 1300px;
    width: 100%;
}


.nav_box {
    max-width: 1300px;
    margin: 0 auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    width: 100%;
}

.nav_pc {
    width: 100%;
    position: relative;
}

.nav_pc1 {
    width: 100%;
    -ms-flex-negative: 1;
    flex-shrink: 1;

}

.nav_pc2 {
    width: 30%;
    -ms-flex-negative: 0;
    flex-shrink: 0;
}

.nav_pc>a.search_btn {
    background-image: url(../img/search.png);
    display: block;
    background-repeat: no-repeat;
    background-position: center center;
    background-size: contain;
    position: absolute;
    right: 12px;
    top: 16px;
    width: 24px;
    height: 24px;
}

.nav_pc>ul {
    width: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}

.nav_pc1>ul>li {
    width: 16.6%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    height: 54px;
    line-height: 54px;
    position: relative;
}

.nav_pc2>ul>li{
    width: 20%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    height: 48px;
    line-height: 48px;
    position: relative;
}

.nav_pc2>ul>li:after {
    content: "\\";
    display: block;
    position: absolute;
    color: #fff;
    right: 0px;
    top: 0px;
}

.nav_pc2>ul>li:last-child:after {
    display: none;
}

.nav_pc>ul>li>a {
    color: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.nav_pc>ul>li>a>img {
    width: 28px;
}

.nav_pc>ul>li:hover {
    background-color: #aaa;
}

.nav_pc>ul>li:hover>ul {
    display: block;
}

.nav_pc>ul>li>ul{
    display: none;
    position: absolute;
    top: 54px;
    z-index: 99;
    left: 0px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    width: 100%;
}

.nav_pc>ul>li>ul>li {
    background-color: rgba(0, 0, 0, .4);
    line-height: 48px;
    height: 48px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.nav_pc>ul>li>ul>li>a:after {
    content: "";
}

.nav_pc>ul>li>ul>li>a {
    color: #fff;

}

.nav_pc>ul>li>ul>li:hover {
    background-color: #aaa;
}

#menu_mob {
    display: none;
}

.nav_mob {
    display: none;
}

@media screen and (max-width: 1000px) {
    .header_center {
        padding-top: 0px;
        position: fixed;
        background-color: #7d0000;
    }
    .banner{
        margin-top: 100px;
    }
    .header_center>div:first-child {
        width: 100%;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -ms-flex-pack: justify;
        justify-content: space-between;
        margin: 0px;
        padding: 36px;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
        height: 100px;
    }

    .logo_l_decor,
    .logo_r_decor {
        display: none;
    }

    .header_center>div:first-child>img {
        margin: 0px;
        width: 35vw;
    }

    .nav_pc {
        display: none;
    }

    #menu_mob {
        width: 57px;
        background-image: url(../img/menu.png);
        height: 57px;
        background-repeat: no-repeat;
        background-position: center center;
        outline: none;
        border: none;
        float: right;
        display: block;
        background-size: 60% 60%;
        background-color: rgba(0,0,0,0);
    }

    .nav_mob {
        display: none;
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        z-index: 99;
        font-size: 18px;
    }

    .nav_mob .bg {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 99;
        background-color: rgba(0, 0, 0, .43)
    }

    .nav_mob>ul {
        float: right;
        width: 61.8%;
        max-height: 100%;
        background-color: #9b0d14;
        padding: 10px 0 10px;
        overflow: hidden;
        overflow-y: auto;
        position: relative;
        z-index: 100;
    }

    .nav_mob>li {
        overflow: hidden
    }

    .nav_mob .v1 {
        display: block;
        font-size: 16px;
        color: #fff;
        position: relative;
        padding: 0px 20px;
        margin: 13px 0px;
        text-align: left;
    }

    .nav_mob div {
        display: -webkit-box;
        display: -ms-flexbox;
        display: -webkit-flex;
        display: -moz-box;
        display: flex;
        -webkit-box-pack: justify;
        -ms-flex-pack: justify;
        -webkit-justify-content: space-between;
           -moz-box-pack: justify;
                justify-content: space-between;
        -webkit-box-align: center;
        -ms-flex-align: center;
        -webkit-align-items: center;
           -moz-box-align: center;
                align-items: center;
    }

    .nav_mob div i {
        display: block;
        width: 36px;
        height: 36px;
        background: url('data:image/png;base64,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') center center no-repeat;
        -ms-background-size: cover;
        background-size: cover;
    }

    .nav_mob>ul>li.on div i {
        background-image: url('data:image/png;base64,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')
    }

    .nav_mob>ul>li>ul {
        display: none;
        background-color: #a5161c;
        padding-bottom: .04rem;
        overflow: hidden
    }

    .nav_mob>ul>li>ul>li {
        border-bottom: 1px solid #9b0d14;
        overflow: hidden;
    }

    .nav_mob>ul>li>ul>li:last-child {
        border-bottom: none
    }

    .nav_mob>ul>li>ul>li a {
        display: block;
        font-size: 14px;
        color: #fff;
        line-height: 36px;
        overflow: hidden;
        padding-left: 34px;
        white-space: nowrap;
        -o-text-overflow: ellipsis;
        text-overflow: ellipsis;
        text-align: left;
    }
    .nav_mob form{
        width: 61.8%;
        float: right;
        position: relative;
        z-index: 100;
        background-color: #0c7863;
        border-top: 1px solid #aaa;
        display: -webkit-box;
        display: -webkit-flex;
        display: -moz-box;
        display: -ms-flexbox;
        display: flex;
    }
    .nav_mob form>input{
        width: 100%;
        padding: 5px;
        background-color: #0c7863;
        border: none;
        outline: none;
        color: #fff;
        line-height: 32px;
        float: left;
    }
    .nav_mob form>button{
        width: 50px;
        height: 42px;
        background-image: url(../images/search_icon.png);
        background-color: #055243;
        background-repeat: no-repeat;
        background-size: 27px 27px;
        background-position: center center;
        float: right;
        outline: none;
        border: none;
    }
}

@media screen and (max-width: 640px) {
    .header_center>div:first-child>a>img{
        width: 50vw;
    }
}
/*
@media screen and (max-width: 400px) {
    .nav_mob>ul>li>a {
        letter-spacing: 0px;
        font-size: 13px;
    }
}
*/






.banner{
    width: 100%;
    max-width: 1920px;
    overflow: hidden;
}
.banner img{
    display: block;
    width: 100%;
}

.middle_list{
    width: 100%;
    max-width: 10000000px;

}
.middle_list_center{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin-top: 24px;
    max-width: 1300px;
    margin: 0 auto;
    padding-top: 24px;
}


.column_title {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
}
.column_title>div{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
}
.column_title>div>p:first-child{
    font-size: 22px;
    -moz-text-align-last: justify;
    line-height: 54px;
    border-bottom: 1px solid #4f4b4b;
    color: #7d0000;
    font-weight: bold;
}
.column_title>div>p:last-child{
    color: #000;
    font-size: 16px;
    line-height: 36px;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    padding-bottom: 8px;
    margin-top: 10px;
    margin-bottom: 10px;
    line-height: 20px;
}
.column_title>div>p:last-child:after{
    content: "";
    position: absolute;
    display: none;
    width: 20px;
    height: 4px;
    background-color: #7d0000;

    left: 0px;
    bottom: -4px;
}
.column_title>a {
    color: #aaa;
    font-size: 17px;
    letter-spacing: 2px;
    -ms-flex-item-align: start;
        align-self: flex-start;
    margin-top: 16px;
    white-space: nowrap;
    opacity: 0;
}

.column_title_tab {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    height: 50px;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    border-bottom: 1px solid #aaa;
}

.column_title_tab>a {
    color: #666;
}

.column_title_tab>div>span {
    margin-left: 6px;
    margin-right: 6px;
}

.column_title_tab>div>p {
    font-size: 20px;
    letter-spacing: 3px;
    color: #ddd;
}

.column_title_tab>div>p:hover {


    cursor: pointer;
}

.column_title_tab>div>p.active {
    color: #7d0000;
}

.column_title_tab>div {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}
@media screen and (max-width: 768px) {

    .column_title_tab>div>p {
        font-size: 16px;
        letter-spacing: 0px;
        color: #ddd;
    }
}


.tab_btn {
    width: 150px;
    min-width: 150px;
}
.tab_block {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    width: 100%;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
}

/*.tab_btn {
    width: 140px;
}*/

.tab_group_title {
    width: 100%;
    padding: 0px 15%;
    color: #fff;
    background-color: #7d0000;
    text-align: center;

    height: 56px;
    line-height: 56px;
    font-size: 18px;
    letter-spacing: 2px;
    overflow:hidden;
}

.tab_group {
    margin-top: 24px;
    width: 100%;
}

.tab_group>li {
    width: 100%;
    background-color: #f2f0ec;
    min-height: 36px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    margin-bottom: 16px;
    font-size: 16px;
    line-height: 36px;
    justify-content: center;
}

.tab_group>li>a {
    display: block;
    text-align: center;

    width: 100%;
    color: #504b4c;
}

.tab_group>li:hover>a {
    color: #000;
}

.tab_group>li:last-child {
    border: none;
}
@media screen and (max-width: 1000px){
    .middle_list_center{
        padding: 12px;
    }
}
@media screen and (max-width: 640px) {

    body{
        background-color: #f5f5f5;
    }
    .middle_list_center {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        background-color: #f5f5f5;
        padding: 2vw;
        padding-top: 24px;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
    }
    .banner {
        position: relative;
        height:250px;
        overflow: hidden;
    }
    .banner img{
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
        height: 100%;
        width: auto;
    }
    .column_title>p {
        font-size: 14px;
        line-height: 42px;
        border-bottom: 1px solid #4f4b4b;
        color: #7d0000;
        letter-spacing: 2px;
    }
    .column_title>a{
        font-size: 14px;
    }
    .tab_btn{
        display: none;
    }
}
@media screen and (max-width: 420px) {
    .tab_btn{
        width: 100px;
        min-width: 100px
    }
    .tab_group_title,.tab_group>li{
        padding-right: 20px;
        padding-left: 8px;
    }
}

/*移动tab*/

.sub_columns{
    padding: 10px 0px; 
    display: none;
}
.now_column{
    background-color: #7d0000;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    color: #fff;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    padding: 10px 8px;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    height: 36px;
    width: 100%;
}
.now_column img{

}
.sub_columns ul{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    height: 0px;
    overflow: hidden;
    -webkit-transition: 0.3s;
    -o-transition: 0.3s;
    transition: 0.3s;
}

.sub_columns ul li{
    list-style: none;
    
    width: 100%;
    border-bottom: 1px solid #eee;
    background-color: #ddd;
}
.sub_columns ul li a{
    height: 36px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    padding-left: 10px;
    font-size: 14px;
    color:#333;
}
.sub_columns ul li.selected{
    background-color: #666;
}
.sub_columns ul li.selected a{
    color: #fff;
}
@media screen and (max-width: 640px){
    .sub_columns{
        display: block;
    }
}



/*教师列表*/
.teacher_list{
    margin-left: 24px;
    -webkit-box-flex: 1;
        -ms-flex-positive: 1;
            flex-grow: 1;
    padding: 24px;  
    padding-top: 0px;
}
.teacher_group{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    padding-top: 12px;
    background-color: #f2f0ec;
    padding-bottom: 12px;
    margin-top: 12px;
    flex-direction:column;
}
.teacher_group_name{
    font-size: 18px;
    text-align: center;
    letter-spacing: 15px;
    line-height: 36px;
}
.teacher_group ul{

    -webkit-box-flex: 1;
        -ms-flex-positive: 1;
            flex-grow: 1;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    padding-right: 1.5%;
    padding-left: 1.5%;

}
.teacher_group ul>li{
    width: 33%;
}
.teacher_group ul>li:nth-child(n+4){
    margin-top: 24px;
}
.teacher_group ul>li>a{
    display: block;
    position: relative;
    width: 100%;
    padding-right: 78px;
}
.dir_teacher_group{
    flex-direction: column;

}
.dir_teacher_group>.teacher_group_name{
    width: 100%;
    font-size: 18px;
    letter-spacing: 4px;
    color: #7d0000;
    text-align: center;
    line-height: 72px;
}
.dir_teacher_group>.teacher_group_name>a{
    color: #7d0000;
}
.dir_teacher_group>ul{
    padding-right: 12px;
    padding-left: 12px;
}
.dir_teacher_group>ul>li>a{
    display: block;
    position: relative;
    width: 100%;
    padding-right: 144px;
}
.teacher_group ul>li>a>p{
    position: absolute;
    width: 78px;
    padding: 4px;
    right: 0px;
    font-size: 16px;
    color: #1c354b;
    line-height: 32px;
    bottom: 0px;
}
.dir_teacher_group>ul>li>a>p{
    bottom: unset;
    top: -4px;
    width:144px;
}
.teacher_group ul>li>a>p>span{
    display: block;
}
.teacher_name{
    background-color: #b4b4b4;
    color: #fff;
    padding: 2px 4px;
}
.teacher_group ul>li>a>div{
    position: relative;
    width: 100%;
    padding-top: 145%;
    overflow: hidden;
}
.teacher_group ul>li>a>div>img{
    position: absolute;
    -webkit-transform: translate(-50%,-50%);
        -ms-transform: translate(-50%,-50%);
            transform: translate(-50%,-50%);
    left: 50%;
    top: 50%;
    height: 100%;
}
@media screen and (max-width: 1000px) {

    .teacher_group ul>li>a{
        padding-right: 76px;
    }
    .teacher_group ul>li>a>p{
        font-size: 14px;
        line-height: 21px;
        width: 76px;
    }
}
@media screen and (max-width: 878px){
    .teacher_group{
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
        padding-left: 12px;
    }
    .teacher_group_name{
        line-height: 48px;
        padding-left: 0px;
    }
    .teacher_group ul>li{
        width: 48%;
    }
    .teacher_group ul>li:nth-child(n+3){
        margin-top: 24px;
    }
}
@media screen and (max-width: 640px) {


    .teacher_list{
        padding-top: 0px;
        padding-right: 0px;
        margin-left: 0px;
        padding-left: 0px;
    }
    .teacher_group_name{
        font-size: 16px;
        width: 180px;
        letter-spacing: 2px;

    }
    .teacher_group{
        padding-top: 0px;
        padding-left: 0px;
        background-color: #f5f5f5;

    }
    .teacher_group ul>li>a{
        padding-right: 60px;
    }
    .teacher_group ul>li>a>p{
        font-size: 10px;
        width: 60px;
        line-height: 16px;
        bottom: 0px;
    }
    .column_title>div>p:first-child{
        font-size: 16.81px;
        line-height: 36px;
    }
    .column_title>div>p:last-child{
        font-size: 16px;
    }
    .column_title>div>a{
        font-size: 14px;
    }
    .column_title>a{
        font-size: 14px;
        color: #333;
    }
}
@media screen and (max-width: 540px){
    .teacher_group ul>li{
        width: 80%;
    }
    .teacher_group ul>li:nth-child(n+2){
        margin-top: 24px;
    }
    
}
@media screen and (max-width: 440px){
    .teacher_group ul>li{
        width: 100%;
    }
}





/*学术实践*/
.advertisement_list{
    width: 100%;
    -webkit-box-flex: 0;
        -ms-flex-positive: 0;
            flex-grow: 0;
}
.advertisement_list ul{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    padding-top: 24px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
}
.advertisement_list ul>li{
    width: 32%;
    padding-bottom: 136px;
    background-color:  #f2f0ec;
    position: relative;
    margin-bottom: 24px;
}
.advertisement_list ul>li:after{
    content: "";
    position: absolute;
    width: 20px;
    height: 4px;
    background-color: #00343f;
    left: 12px;
    bottom: 18px;
}
.advertisement_list ul>li>a{
    display: block;
    width: 100%;
    background-color:  #f2f0ec;
    color: #666;
}
.advertisement_list ul>li>a>img{
    width: 100%;
}
.advertisement_list ul>li>a>p{
    padding: 2px 14px;
    line-height: 20px;
    font-size: 16px;
    color: #666;
    padding-top: 6px;

}
.advertisement_list ul>li>a>span{
    color: #666;
    position: absolute;
    bottom: 12px;
    right: 12px;
}

@media screen and (max-width: 640px){
    .advertisement_list ul>li{
        width: 48%;
    }
    .advertisement_list ul>li:nth-child(n+3){
        margin-top: 12px;
    }
}
@media screen and (max-width: 400px){
    .advertisement_list ul>li{
        width: 100%;
    }
}






/*教师介绍三级页面*/
.teacher_info{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    padding-top: 36px;
    background-color: #f2f0ec;
    padding-left: 36px;
    margin-top: 12px;
}
.teacher_card{
    width: 300px;
    padding-right: 82px;
    position: relative;
    -ms-flex-item-align: start;
        align-self: flex-start;
    min-width: 300px;
}

.teacher_intro{
    max-width: 620px;
    padding-right: 80px;
}
.teacher_card>p{
    position: absolute;
    width: 82px;
    padding: 4px;
    padding-left: 8px;
    right: 0px;
    
    color: #1c354b;
    line-height: 28px;
    bottom: 0px;
}
.teacher_card>p>span{
    display: block;
}
.teacher_name{
    background-color: #b5b5b5;
    color: #fff;
    padding: 2px 4px;
}
.teacher_card>div{
    position: relative;
    width: 100%;
    padding-top: 145%;
}
.teacher_card>div>img{
    position: absolute;
    -webkit-transform: translate(-50%,-50%);
        -ms-transform: translate(-50%,-50%);
            transform: translate(-50%,-50%);
    left: 50%;
    top: 50%;
    width: 100%;
    max-width: 100%;
    max-height: 100%;
}
.intro_title{
    letter-spacing: 4px;
    font-size: 18px;
    color: #666;
    margin-bottom: 24px;
}

.intro_item>p{
    background-color: #b5b5b5;
    color: #fff;
    font-size: 14px;
    display: inline-block;
    padding: 4px
}
.intro_item>div>p{
    color: #333;
    line-height: 28px;
    margin-top: 18px;
    margin-bottom: 18px;
}
@media screen and (max-width: 1150px){
    .teacher_intro{
        padding-right: 12px;
        padding-left: 12px;
    }
}
@media screen and (max-width: 800px){
    .teacher_info{
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
        -webkit-box-align: center;
            -ms-flex-align: center;
                align-items: center;
        padding-left: 12px;
        background-color: #f5f5f5;
        padding-top: 12px;
    }
    .teacher_card{
        -ms-flex-item-align: start;
            align-self: flex-start;
        margin-left: 0px;
    }
    .teacher_intro{
        margin-top: 24px;
        padding-left: 0px;
    }
    .intro_title{
        display: none;
    }
}
@media screen and (max-width: 520px){
    .teacher_card{
        width: 100%;
        margin-left: 0px;
        min-width: 0px;
        max-width: 300px;
    }
    .teacher_info{
        padding-left: 0px;
        padding-top: 12px;
    }
    .teacher_card{
        padding-right: 72px;
    }
    .teacher_card>p{
        width: 72px;
        padding-left: 4px;
    }
    .intro_item>div>p{
        font-size: 16px;
        line-height: 24px;
    }
    .teacher_card>p{
        font-size: 16px;
        line-height: 28px;
    }
}
/*学院概况*/
.school_info{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    padding-top: 36px;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    background-color: #f2f0ec;
    padding-left: 12px;
    padding-right: 12px;
    padding-bottom: 36px;
}   
.school_info>div{
    width: 46%;
}
.school_images img{
    width: 100%;
    margin-bottom: 12px;
}
@media screen and (max-width: 640px){
    .school_info>div{
        width: 100%;

    }
    .school_info{
        background-color: #f5f5f5;
        padding-left: 0px;
        padding-right: 0px;
    }
}



.text_list{
    background-color: #f2f0ec;
    padding: 0px 12px;
    
}

.text_list>ul{
}
.text_list>ul>li:last-child{
    border-bottom: none;
}
.text_list>ul>li{
    padding-top: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid #333;
    padding-right: 36px;
    width: 100%;
}
.text_list>ul>li>a{
    color: #666;
}
.text_list>ul>li>a:hover{
    color: #000;
}
@media screen and (max-width: 640px){
    .text_list{
        background-color: #f5f5f5;
        padding: 0px;
    }
}

.advertisement{
    
    max-width: 1300px;
    margin: 0 auto;
    margin-top: 36px;

}
.advertisement ul{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    padding-top: 24px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
}
.advertisement ul>li{
    width: 23%;
    padding-bottom: 136px;
    background-color:  #f2f0ec;
    
    position: relative;

}
.advertisement ul>li:after{
    content: "";
    position: absolute;
    width: 20px;
    height: 4px;
    background-color: #00343f;
    left: 12px;
    bottom: 18px;
}
.advertisement ul>li>a{
    display: block;
    width: 100%;
    background-color:  #f2f0ec;

}
.advertisement ul>li>a>img{
    width: 100%;
}
.advertisement ul>li>a>p{
    padding: 2px 14px;
    line-height: 20px;
    font-size: 16px;
    color: #666;
    padding-top: 6px;

}
.advertisement ul>li>a>span{
    color: #666;
    position: absolute;
    bottom: 12px;
    right: 12px;
}
@media screen and (max-width: 1000px){
    .advertisement ul>li{
        width: 32%;
    }
    .advertisement ul>li:nth-child(n+4){
        display: none;
    }
}
@media screen and (max-width: 640px){
    .advertisement ul{
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
    }
    .advertisement ul>li{
        width: 45%;
    }
    .advertisement ul>li:nth-child(n+3){
        width: 100%;
        margin-top: 24px;
    }
    .advertisement ul>li:nth-child(4){
        display: block;
    }
    .practice{
        display: none;
    }
}

.xsgz_list {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.xsgz_list>div {
    width: 45%;
}

.list_title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 45px;
    border-bottom: 1px solid #aaa;
}

.list_title>p {
    font-size: 18px;
    color: #7d0000;
    letter-spacing: 2px;
}

.list_title>a {
    color: #666;
}

.xsgz_list>div {
    margin-top: 12px;
}


.xsgz_list>div>ul>li:last-child {}

.xsgz_list>div>ul>li {
    padding-top: 8px;
    padding-bottom: 8px;
    padding-right: 36px;
    width: 100%;
}

.xsgz_list>div>ul>li>a {
    color: #666;
}

.xsgz_list>div>ul>li>a:hover {
    color: #000;
}

@media screen and (max-width: 1000px) {
    .xsgz_list {
        flex-direction: column;
    }

    .list_title>p,
    .list_title {
        font-size: 14px;
    }

    .xsgz_list>div:nth-child(2n) {
        padding-left: 0px;
    }

    .xsgz_list>div {
        width: 100%;

    }
}
.faculty_list{
    padding-top: 24px;
}
.faculty_list>p,.teacher_list>p{
    text-align: center;
    font-size: 20px;
    color: #7d0000;
    line-height: 54px;
    margin-bottom: 36px;
}
.faculty_list>p>a,.teacher_list>p>a{
    color: #7d0000;
}
.faculty_list ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.faculty_list ul li{
    width: 45%;
    margin-bottom: 24px;
}
.faculty_list ul li:hover a{
    text-decoration: underline;
}
.faculty_list ul li a {
    display: block;
    text-align: center;
    color: #333;
}
.faculty_list ul li a img{
    width: 350px;
    height: 175px;
}
.faculty_list ul li a  p{
    font-size: 20px;
    line-height: 28px;
}
@media screen and (max-width: 900px){
    .faculty_list ul li a img{
        width: 280px;
        height: 140px;
    }
}
@media screen and (max-width: 768px){
    .faculty_list ul li{
        width: 100%;
    }
    .faculty_list ul li a p{
        font-size: 16px;
    }
}

.article_title{
    font-size: 24px;
    color: #666;
    line-height: 28px;
    margin-top: 12px;
    margin-bottom: 12px;
    text-align: center;
}
.article_info{
    font-size: 14px;
    color: #9e9a9a;
    line-height: 18px;
    margin-top: 6px;
    margin-bottom: 6px;
    text-align: center;
    letter-spacing: 2px;

}
.article_content{
    color: #666;
    line-height: 28px;
}
.article_content p{

}

















.footer{
    background-color: #f2f0ec;
    padding-top: 32px;
    margin-top: 48px;
    padding-bottom: 24px;
}
.footer_center{
    max-width: 1300px;
    margin: 0 auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-negative: 1;
        flex-shrink: 1;
}
.footer_right{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    width: 75%;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
}

.contact_us {
    width: 25%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    height: auto;
    min-width: 235px;
    -ms-flex-negative: 0;
        flex-shrink: 0
}

.contact_us>img {
    width: 190px;
    height: 130px;
    margin-top: 12px;
}

.contact_item {
    padding: 8px;
    padding-right: 18px;
    margin-top: 16px;
}

.contact_item p {
    font-size: 14px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    margin: 10px 0px;
}
.column_title>div>p:first-child>span{
    color: #ddd;
}
.column_title>div>p:first-child>span.active{
    color:#7d0000;
}
.contact_item p span:first-child {
    display: block;
    padding-right: 12px;
    text-align: justify;
    -moz-text-align-last: justify;
         text-align-last: justify;
    width: 72px;
    position: relative;
    -ms-flex-negative: 0;
        flex-shrink: 0;
}

.contact_item p span:first-child:after {
    content: ":";
    position: absolute;
    right: 5px;
    top: 1px;
    display: block;
    color: #000;
}

.contact_item p span:last-child {
    display: block;
}
.group_logo{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
        justify-content: space-around;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
    padding-right: 20%;
    margin-top: 12px;
    padding-bottom: 12px;
}
.group_logo img{
}

.links {
    width: 100%;
}

.links ul {
    padding-top: 24px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap:wrap;
        flex-wrap:wrap;
        justify-content: space-between;
}

.links ul li {
    margin-bottom: 12px;
}

.links ul li img {
    height: 65px;
}
@media screen and (max-width: 1000px){
    
    .footer_right{
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
    }
    .links{
        width: 100%;
        padding-bottom: 0px;
        padding-top: 0px;
    }
    .links ul{
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
        padding-top: 18px;
    }
    
}
@media screen and (max-width: 768px) {
    .links ul{
        justify-content: space-between;
    }
    .links ul li{
        width: 46%;
    }
    .links ul li img {
        width: 100%;
        height: auto;
    }
}
@media screen and (max-width: 640px) {
    .footer .column_title{
        padding: 0px;
    }
    .footer{
        padding: 8px;
        overflow: hidden;
    }
    .footer_center{
        width: 100%;
    }
    .contact_us{
        min-width: 0px;
        width: 50%;
    }
    .group_logo{
        padding-right: 0px;
        display: none;
    }
    .links{
        margin-bottom: 64px;
        padding-left: 0px;
    }
 
    .footer {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -ms-flex-pack: distribute;
            justify-content: space-around;
        padding: 8px;
    }

}
@media screen and (max-width: 400px) {
    .footer_right{
        width: 40%;
    }
    .contact_us{
        width: 60%;
    }
        .links ul{
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
            -ms-flex-direction: column;
                flex-direction: column;
    }
    .links ul li{
        width: 100%;
    }
    .links ul li:nth-child(n+6){
        display: none;
    }
    .links ul li a img{
        
        width: 100%;
        height: auto;
    }
}