/* 2023.5.24适配手机端 */

@media only screen and (max-device-width : 768px) {

    html,
    body {
        width: 100%;
        min-width: 100%;
        min-height: 100%;
        background: url(../img/bac.png) no-repeat;
        background-size: 100% 100%;
    }

    /* 头部 */
    .headerCon {
        width: 100%;
        /* background-color: lightblue; */
        background-color: #ffffff;
        padding: 10px 10px;
    }

    .headerCon_left img {
        width: 245px;
    }

    .headerCon_right {
        /* background-color: palegoldenrod; */
        flex-direction: column;
        align-items: flex-end;
    }

    .headerCon_right a {
        width: 85px;
        height: 25px;
        line-height: 25px;
        padding: 0;
        font-size: 12px;
        letter-spacing: 0;
        border-radius: 15px;
    }

    .headerCon_right .login {
        margin-right: 0;
        margin-bottom: 8px;
    }
    .headerCon_right  .pcShow{
        display: none;
    }
    .headerCon_right  .h5Show{
        display: block;
    }

   

    /*导航 */
    .nav {
        height: 3px;
        background-color: #ca2f67;
    }

    .nav .pcNavLsit {
        display: none;
    }
  
    .h5NavList li{
        height: 35px;
        line-height: 35px;
        font-size: 15px;
        float: left;
        /* background-color: palegoldenrod; */
    }
    .h5NavList li:nth-child(2){
        float: right;
    }
    .h5NavList li a{
        color: #ffff;
    }







    /* banner */
    #pcbanner{
        display: none;
    }
    #h5banner{
        display: block;
    }
    .main {
        width: 95%;
        margin: 25px auto 0;
        /* background-color: palegoldenrod; */
    }

    .main_item {
        /* background-color: pink; */
        margin-bottom: 20px;
    }
   
    .item_top .title {
        width: 85%;
        /* background-color:lightgreen; */
        margin-bottom: 10px;
    }

    .title span {
        left: 25px;
        top: 3px;
        font-size: 18px;
    }

    .item_top .more {
        font-size: 15px;
        margin-top: 0;
        position: relative;
        top: -2px;
        /* background-color: palegoldenrod; */
    }

    .item_bottom {
        width: 100%;
        margin-top: 10px;
        display: flex;
        flex-wrap: wrap;
    }

   /* 美育课程 */
.item_course a{
    width: 100%;
    height: auto;
    /* background-color: lightblue; */
    margin-bottom: 20px;
    border-radius: 5px;
    overflow: hidden;
}
.item_course a:nth-child(2){
    margin: 0 0 20px;
}
    /* 通知公告 */
    .item_announce {
        flex-direction: column;
    }

    .announce_left {
        width: 100%;
        margin: 0 auto;
        border-radius: 5px;
        overflow: hidden;
        height: 240px;
    }

    .announce_left .announceImg .active {
        opacity: 1;
    }

    .announce_left .announceImg li img {
        width: 100%;
        height: 100%;

    }

    .announce_left .announceList {
        left: 50%;
        bottom: 5px;
        justify-content: flex-end;
        transform: translateX(0);
    }

    .announce_left .announceList li {
        width: 8px;
        height: 8px;
        margin-right: 10px;
    }

    .announce_right {
        width: 100%;
        height: 240px;
    }

    .announce_right .right_box {
        font-size: 14px;
    }

    /* 2.通知公告列表 */
    .announceListArea {
        width: 95%;
        margin: 20px auto 0;
    }

    .news_top {
        font-size: 20px;
    }

    .newsEle {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    }

    .ele_left {
        width: 120px;
        height: 110px;
        margin-right: 20px;
    }

    .dateBox span {
        display: block;
        font-size: 25px;
        color: #fff;
    }

    .dateBox span:nth-child(2) {
        font-size: 18px;
    }

    .ele_right {
        height: 110px;
    }

    .ele_right .ele_title {
        white-space: pre-wrap;
        height: 44px;
        line-height: 22px;
        /* background-color: pink; */
         /* 旧版弹性盒 */
         display: -webkit-box;
         /* 弹性盒子元素垂直排列 */
         -webkit-box-orient: vertical;
         /* 控制要显示的行数 */
         -webkit-line-clamp: 2;
         font-size: 14px;
         overflow: hidden;
    }
    .ele_right .ele_describe{
       display: none;
    }
    .ele_right .ele_time {
        margin-top: 15px;
    }

    /* 分页 */
    #pageNation {
        width: 100%;
        margin: 100px auto 50px;
    }

    .M-box2 a,
    .M-box2 span {
        font-size: 14px;
    }

    /* 3.通知公告详情  */
    .announceDetailArea {
        width: 95%;
        margin: 20px auto 0;
    }
    .article_top .article_info {
    margin-top: 20px;
    }
    .article_content p{
        font-size: 13px;
        line-height: 25px;
    }
    
/*4.美育实践  */
.meiyuPractice{
    width: 95%;
    margin: 20px auto 0;
}

.show_item{
    width: 100%;
    margin-bottom: 15px;
    border-radius: 5px;
    overflow: hidden;
}
.show_item:nth-child(3n-1){
    margin:0    
}
/* 
.show_item:nth-child(2n+1){
    margin-right: 4%;
} */
.show_item img{
    width: 100%;
    display: block;

}
.show_item span{
    display: block;
    color: #707070;
    font-size: 13px;
    margin-top: 10px;
    height: 44px;
    line-height: 22px;
    /* background-color: orange; */
     /* 旧版弹性盒 */
     display: -webkit-box;
     /* 弹性盒子元素垂直排列 */
     -webkit-box-orient: vertical;
     /* 控制要显示的行数 */
     -webkit-line-clamp: 2;
     overflow: hidden;
}

    /* 页脚 */
    .footer {
        width: 100%;
        padding: 20px 0;
        box-sizing: border-box;
        background: #333333;
    }

    .footer_con {
        width: 100%;
        flex-direction: column;
    }

    .footer_left {
        width: 98%;
        margin: 0 auto;
        /* background-color: lightblue; */
        margin-bottom: 10px;
    }

    .footer_left .logo {
        display: none;
    }

    .footer_right {
        width: 98%;
        margin: 0 auto;
        /* background-color: palegoldenrod;     */
        padding: 0;
        margin-top: 10px;
    }

    .footer_right .logo {
        display: none;
    }

    /* 登录框 */
    .login_content {
        width: 92%;
        padding: 20px;
    }

    .close {
        width: 35px;
        height: 35px;
        position: absolute;
        right: 0;
        top: -45px;
    }

    .content_title .tips {
        font-size: 18px;
    }

    #login_area {
        flex-direction: column;
        margin-top: 20px;
    }

    .login_left {
        width: 100%;
    }

    .area_item {
        margin-bottom: 20px;
    }

    .area_item input {
        height: 50px;
        font-size: 16px;
    }

    .login_right {
        width: 100%;
        height: 50px;
    }

    .login_right button {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
    }

    #loginMsg {
        margin-top: 20px;
        flex-direction: column;
    }

    .msg_left {
        width: 100%;
        margin-bottom: 20px;
    }

    .msg_right {
        width: 100%;
        margin-top: 15px;
    }

    .bgResult {
        width: 90%;
    }

    .banquan p {
        font-size: 14px;
    }


    .area_con{
        margin-bottom: 15px;
    }
    .footer_right .area_con{
        margin-bottom: 15px;
    }
}
@media only screen and (max-device-width : 650px) {

    html,
    body {
        width: 100%;
        min-width: 100%;
        min-height: 100%;
        background: url(../img/bac.png) no-repeat;
        background-size: 100% 100%;
    }

    /* 头部 */
    .headerCon {
        width: 100%;
        /* background-color: lightblue; */
        background-color: #ffffff;
        padding: 10px 10px;
    }

    .headerCon_left img {
        width: 245px;
    }

    .headerCon_right {
        /* background-color: palegoldenrod; */
        flex-direction: column;
        align-items: flex-end;
    }

    .headerCon_right a {
        width: 85px;
        height: 25px;
        line-height: 25px;
        padding: 0;
        font-size: 12px;
        letter-spacing: 0;
        border-radius: 15px;
    }

    .headerCon_right .login {
        margin-right: 0;
        margin-bottom: 8px;
    }
    .headerCon_right  .pcShow{
        display: none;
    }
    .headerCon_right  .h5Show{
        display: block;
    }

   

    /*导航 */
    .nav {
        height: 3px;
        background-color: #ca2f67;
    }

    .nav .pcNavLsit {
        display: none;
    }
  
    .h5NavList li{
        height: 35px;
        line-height: 35px;
        font-size: 15px;
        float: left;
        /* background-color: palegoldenrod; */
    }
    .h5NavList li:nth-child(2){
        float: right;
    }
    .h5NavList li a{
        color: #ffff;
    }







    /* banner */
    #pcbanner{
        display: none;
    }
    #h5banner{
        display: block;
    }
    .main {
        width: 95%;
        margin: 25px auto 0;
        /* background-color: palegoldenrod; */
    }

    .main_item {
        /* background-color: pink; */
        margin-bottom: 20px;
    }
   
    .item_top .title {
        width: 85%;
        /* background-color:lightgreen; */
        margin-bottom: 10px;
    }

    .title span {
        left: 25px;
        top: 3px;
        font-size: 18px;
    }

    .item_top .more {
        font-size: 15px;
        margin-top: 0;
        position: relative;
        top: -2px;
        /* background-color: palegoldenrod; */
    }

    .item_bottom {
        width: 100%;
        margin-top: 10px;
        display: flex;
        flex-wrap: wrap;
    }

   /* 美育课程 */
.item_course a{
    width: 100%;
    height: auto;
    /* background-color: lightblue; */
    margin-bottom: 20px;
    border-radius: 5px;
    overflow: hidden;
}
.item_course a:nth-child(2){
    margin: 0 0 20px;
}
    /* 通知公告 */
    .item_announce {
        flex-direction: column;
    }

    .announce_left {
        width: 100%;
        margin: 0 auto;
        border-radius: 5px;
        overflow: hidden;
        height: 240px;
    }

    .announce_left .announceImg .active {
        opacity: 1;
    }

    .announce_left .announceImg li img {
        width: 100%;
        height: 100%;

    }

    .announce_left .announceList {
        left: 50%;
        bottom: 5px;
        justify-content: flex-end;
        transform: translateX(0);
    }

    .announce_left .announceList li {
        width: 8px;
        height: 8px;
        margin-right: 10px;
    }

    .announce_right {
        width: 100%;
        height: 240px;
    }

    .announce_right .right_box {
        font-size: 14px;
    }

    /* 2.通知公告列表 */
    .announceListArea {
        width: 95%;
        margin: 20px auto 0;
    }

    .news_top {
        font-size: 20px;
    }

    .newsEle {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    }

    .ele_left {
        width: 120px;
        height: 110px;
        margin-right: 20px;
    }

    .dateBox span {
        display: block;
        font-size: 25px;
        color: #fff;
    }

    .dateBox span:nth-child(2) {
        font-size: 18px;
    }

    .ele_right {
        height: 110px;
    }

    .ele_right .ele_title {
        white-space: pre-wrap;
        height: 44px;
        line-height: 22px;
        /* background-color: pink; */
         /* 旧版弹性盒 */
         display: -webkit-box;
         /* 弹性盒子元素垂直排列 */
         -webkit-box-orient: vertical;
         /* 控制要显示的行数 */
         -webkit-line-clamp: 2;
         font-size: 14px;
         overflow: hidden;
    }
    .ele_right .ele_describe{
       display: none;
    }
    .ele_right .ele_time {
        margin-top: 15px;
    }

    /* 分页 */
    #pageNation {
        width: 100%;
        margin: 100px auto 50px;
    }

    .M-box2 a,
    .M-box2 span {
        font-size: 14px;
    }

    /* 3.通知公告详情  */
    .announceDetailArea {
        width: 95%;
        margin: 20px auto 0;
    }
    .article_top .article_info {
    margin-top: 20px;
    }
    .article_content p{
        font-size: 13px;
        line-height: 25px;
    }
    
/*4.美育实践  */
.meiyuPractice{
    width: 95%;
    margin: 20px auto 0;
}

.show_item{
    width: 100%;
    margin-bottom: 15px;
    border-radius: 5px;
    overflow: hidden;
}
.show_item:nth-child(3n-1){
    margin:0    
}
/* 
.show_item:nth-child(2n+1){
    margin-right: 4%;
} */
.show_item img{
    width: 100%;
    display: block;

}
.show_item span{
    display: block;
    color: #707070;
    font-size: 13px;
    margin-top: 10px;
    height: 44px;
    line-height: 22px;
    /* background-color: orange; */
     /* 旧版弹性盒 */
     display: -webkit-box;
     /* 弹性盒子元素垂直排列 */
     -webkit-box-orient: vertical;
     /* 控制要显示的行数 */
     -webkit-line-clamp: 2;
     overflow: hidden;
}

    /* 页脚 */
    .footer {
        width: 100%;
        padding: 20px 0;
        box-sizing: border-box;
        background: #333333;
    }

    .footer_con {
        width: 100%;
        flex-direction: column;
    }

    .footer_left {
        width: 98%;
        margin: 0 auto;
        /* background-color: lightblue; */
        margin-bottom: 10px;
    }

    .footer_left .logo {
        display: none;
    }

    .footer_right {
        width: 98%;
        margin: 0 auto;
        /* background-color: palegoldenrod;     */
        padding: 0;
        margin-top: 10px;
    }

    .footer_right .logo {
        display: none;
    }

    /* 登录框 */
    .login_content {
        width: 92%;
        padding: 20px;
    }

    .close {
        width: 35px;
        height: 35px;
        position: absolute;
        right: 0;
        top: -45px;
    }

    .content_title .tips {
        font-size: 18px;
    }

    #login_area {
        flex-direction: column;
        margin-top: 20px;
    }

    .login_left {
        width: 100%;
    }

    .area_item {
        margin-bottom: 20px;
    }

    .area_item input {
        height: 50px;
        font-size: 16px;
    }

    .login_right {
        width: 100%;
        height: 50px;
    }

    .login_right button {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
    }

    #loginMsg {
        margin-top: 20px;
        flex-direction: column;
    }

    .msg_left {
        width: 100%;
        margin-bottom: 20px;
    }

    .msg_right {
        width: 100%;
        margin-top: 15px;
    }

    .bgResult {
        width: 90%;
    }

    .banquan p {
        font-size: 14px;
    }


    .area_con{
        margin-bottom: 15px;
    }
    .footer_right .area_con{
        margin-bottom: 15px;
    }
}

@media only screen and (max-device-width : 500px) {

    html,
    body {
        width: 100%;
        min-width: 100%;
        min-height: 100%;
        background: url(../img/bac.png) no-repeat;
        background-size: 100% 100%;
    }

    /* 头部 */
    .headerCon {
        width: 100%;
        /* background-color: lightblue; */
        background-color: #ffffff;
        padding: 10px 10px;
    }

    .headerCon_left img {
        width: 245px;
    }

    .headerCon_right {
        /* background-color: palegoldenrod; */
        flex-direction: column;
        align-items: flex-end;
    }

    .headerCon_right a {
        width: 85px;
        height: 25px;
        line-height: 25px;
        padding: 0;
        font-size: 12px;
        letter-spacing: 0;
        border-radius: 15px;
    }

    .headerCon_right .login {
        margin-right: 0;
        margin-bottom: 8px;
    }
    .headerCon_right  .pcShow{
        display: none;
    }
    .headerCon_right  .h5Show{
        display: block;
    }

   

    /*导航 */
    .nav {
        height: 3px;
        background-color: #ca2f67;
    }

    .nav .pcNavLsit {
        display: none;
    }
  
    .h5NavList li{
        height: 35px;
        line-height: 35px;
        font-size: 15px;
        float: left;
        /* background-color: palegoldenrod; */
    }
    .h5NavList li:nth-child(2){
        float: right;
    }
    .h5NavList li a{
        color: #ffff;
    }







    /* banner */
    #pcbanner{
        display: none;
    }
    #h5banner{
        display: block;
    }
    .main {
        width: 95%;
        margin: 25px auto 0;
        /* background-color: palegoldenrod; */
    }

    .main_item {
        /* background-color: pink; */
        margin-bottom: 20px;
    }
   
    .item_top .title {
        width: 85%;
        /* background-color:lightgreen; */
        margin-bottom: 10px;
    }

    .title span {
        left: 25px;
        top: 3px;
        font-size: 18px;
    }

    .item_top .more {
        font-size: 15px;
        margin-top: 0;
        position: relative;
        top: -2px;
        /* background-color: palegoldenrod; */
    }

    .item_bottom {
        width: 100%;
        margin-top: 10px;
        display: flex;
        flex-wrap: wrap;
    }

   /* 美育课程 */
.item_course a{
    width: 100%;
    height: auto;
    /* background-color: lightblue; */
    margin-bottom: 20px;
    border-radius: 5px;
    overflow: hidden;
}
.item_course a:nth-child(2){
    margin: 0 0 20px;
}
    /* 通知公告 */
    .item_announce {
        flex-direction: column;
    }

    .announce_left {
        width: 100%;
        margin: 0 auto;
        border-radius: 5px;
        overflow: hidden;
        height: 240px;
    }

    .announce_left .announceImg .active {
        opacity: 1;
    }

    .announce_left .announceImg li img {
        width: 100%;
        height: 100%;

    }

    .announce_left .announceList {
        left: 50%;
        bottom: 5px;
        justify-content: flex-end;
        transform: translateX(0);
    }

    .announce_left .announceList li {
        width: 8px;
        height: 8px;
        margin-right: 10px;
    }

    .announce_right {
        width: 100%;
        height: 240px;
    }

    .announce_right .right_box {
        font-size: 14px;
    }

    /* 2.通知公告列表 */
    .announceListArea {
        width: 95%;
        margin: 20px auto 0;
    }

    .news_top {
        font-size: 20px;
    }

    .newsEle {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
    }

    .ele_left {
        width: 120px;
        height: 110px;
        margin-right: 20px;
    }

    .dateBox span {
        display: block;
        font-size: 25px;
        color: #fff;
    }

    .dateBox span:nth-child(2) {
        font-size: 18px;
    }

    .ele_right {
        height: 110px;
    }

    .ele_right .ele_title {
        white-space: pre-wrap;
        height: 44px;
        line-height: 22px;
        /* background-color: pink; */
         /* 旧版弹性盒 */
         display: -webkit-box;
         /* 弹性盒子元素垂直排列 */
         -webkit-box-orient: vertical;
         /* 控制要显示的行数 */
         -webkit-line-clamp: 2;
         font-size: 14px;
         overflow: hidden;
    }
    .ele_right .ele_describe{
       display: none;
    }
    .ele_right .ele_time {
        margin-top: 15px;
    }

    /* 分页 */
    #pageNation {
        width: 100%;
        margin: 100px auto 50px;
    }

    .M-box2 a,
    .M-box2 span {
        font-size: 14px;
    }

    /* 3.通知公告详情  */
    .announceDetailArea {
        width: 95%;
        margin: 20px auto 0;
    }
    .article_top .article_info {
    margin-top: 20px;
    }
    .article_content p{
        font-size: 13px;
        line-height: 25px;
    }
    
/*4.美育实践  */
.meiyuPractice{
    width: 95%;
    margin: 20px auto 0;
}

.show_item{
    width: 100%;
    margin-bottom: 15px;
    border-radius: 5px;
    overflow: hidden;
}
.show_item:nth-child(3n-1){
    margin:0    
}
/* 
.show_item:nth-child(2n+1){
    margin-right: 4%;
} */
.show_item img{
    width: 100%;
    display: block;

}
.show_item span{
    display: block;
    color: #707070;
    font-size: 13px;
    margin-top: 10px;
    height: 44px;
    line-height: 22px;
    /* background-color: orange; */
     /* 旧版弹性盒 */
     display: -webkit-box;
     /* 弹性盒子元素垂直排列 */
     -webkit-box-orient: vertical;
     /* 控制要显示的行数 */
     -webkit-line-clamp: 2;
     overflow: hidden;
}

    /* 页脚 */
    .footer {
        width: 100%;
        padding: 20px 0;
        box-sizing: border-box;
        background: #333333;
    }

    .footer_con {
        width: 100%;
        flex-direction: column;
    }

    .footer_left {
        width: 98%;
        margin: 0 auto;
        /* background-color: lightblue; */
        margin-bottom: 10px;
    }

    .footer_left .logo {
        display: none;
    }

    .footer_right {
        width: 98%;
        margin: 0 auto;
        /* background-color: palegoldenrod;     */
        padding: 0;
        margin-top: 10px;
    }

    .footer_right .logo {
        display: none;
    }

    /* 登录框 */
    .login_content {
        width: 92%;
        padding: 20px;
    }

    .close {
        width: 35px;
        height: 35px;
        position: absolute;
        right: 0;
        top: -45px;
    }

    .content_title .tips {
        font-size: 18px;
    }

    #login_area {
        flex-direction: column;
        margin-top: 20px;
    }

    .login_left {
        width: 100%;
    }

    .area_item {
        margin-bottom: 20px;
    }

    .area_item input {
        height: 50px;
        font-size: 16px;
    }

    .login_right {
        width: 100%;
        height: 50px;
    }

    .login_right button {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
    }

    #loginMsg {
        margin-top: 20px;
        flex-direction: column;
    }

    .msg_left {
        width: 100%;
        margin-bottom: 20px;
    }

    .msg_right {
        width: 100%;
        margin-top: 15px;
    }

    .bgResult {
        width: 90%;
    }

    .banquan p {
        font-size: 14px;
    }


    .area_con{
        margin-bottom: 15px;
    }
    .footer_right .area_con{
        margin-bottom: 15px;
    }
}