body,
    object,
    iframe,
    h1,
    h2,
    h3,
    h4,
    h5,
    h6,
    blockquote,
    a,
    code,
    em,
    img,
    q,
    small,
    strong,
    li,
    ul,
    fieldset,
    form,
    label,
    table,
    tbody,
    tr,
    th,
    td {
        color: #333;
        font-size: 14px;
        font-family: "Microsoft YaHei" ! important;
        margin: 0;
        padding: 0;
    }

    h2,h3,h4,h5 {
        font-weight: normal;
    }

    body {
        background-color: #e6e6e6;
    }

    * {
        margin: 0;
        padding: 0;
    }

    li {
        list-style: none;
    }

    a {
        text-decoration: none;
    }

    .clearfix:after {
        content: "";
        display: block;
        height: 0;
        clear:both;
        visibility: hidden;
    }
    .clearfix {
        zoom: 1;
    }


    /*banner图*/
    .banner {
       height: 17vw;
    width: 100%;
    background: url(/ljfl/ljflPCbanner.png) no-repeat;
    background-size: 100% 100%;
    overflow: hidden;
    }
    /*内容开始*/
    .content {
        width: 1200px;
        background-color: #fff;
        margin: 0 auto;
        margin-bottom:50px;
    }

    .banxi {
        width: 1100px;
        margin: 0 auto;
    }

    .video_title {
        text-align: center;
        padding-top:54px;
    }

    .video_title span {
        width: 30px;
        height: 30px;
        background-color: #97cb77;
        border-radius:50%;
        display: inline-block;
        margin-top:20px;
        vertical-align: bottom;
    }

    .video_title h3 {
        display: inline-block;
        line-height: 30px;
        margin:0 30px;
        font-size: 35px;
        font-weight: bolder;
        color:#015c41;
    }

    .video_content {
        width: 100%;
        height: 433px;
        background-color: #eae8ed;
        margin-top: 37px;
        text-align: center;
    }

    .video_content video {
        height: 457px;
        width: 1100px;
        background-color: #000;
        border:none;
    }

    .video_content video:focus {
        outline:none;
        
        }

    /*相关文件*/

    .file_title {
        text-align: center;
        padding-top:54px;
    }

    .file_title span {
        width: 30px;
        height: 30px;
        background-color: #97cb77;
        border-radius:50%;
        display: inline-block;
        margin-top:20px;
        vertical-align: bottom;
    }

    .file_title h3 {
        display: inline-block;
        line-height: 30px;
        margin:0 30px;
        font-size: 35px;
        font-weight: bolder;
        color:#015c41;
    }

    .file_txt {
        width: 100%;
        /* height: 330px; */
        height: 442px;
        background-color: #f1f5ef;
        margin-top: 37px;
    }

    .file_txt ul {
        width: 100%;
        padding: 0 40px;
        margin:0 auto;
        padding-top:25px;
    }



  .file_txt ul li a {
        font-size: 17px;
    color: #333;
        line-height: 62px;
    display: block;
    position: relative;
    padding-right: 110px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    -webkit-line-clamp: 1;
        border-bottom: 1px dashed #c9c9c9;
}

  .file_txt ul li a::before {
    content: '';
    display: inline-block;
    background-color: #333;
    height: 8px;
    width: 8px;
    border-radius: 50%;
    margin-right: 13px;
    vertical-align: middle;
}

  .file_txt ul li a i {
    float: right;
    color: #333;
    position: absolute;
    right: 0px;
    top: 50%;
    transform: translateY(-50%);
}

    .file_txt ul li a:hover {
        color:red;
    }


    

    .file_more {
        height: 45px;
        width: 223px;
        background-color: #91c174;
        border-radius: 20px;
        line-height: 45px;
        text-align: center;
        margin:0 auto;
        margin-top: 27px;
    }

    .file_more a {
        color:#fff;
        font-weight: bold;
        font-size:16px;
    }

    .file_more a:hover {
        color:red;
    }

    /*一图读懂*/

    .understand_title {
        text-align: center;
        padding-top:54px;
    }

    .understand_title span {
        width: 30px;
        height: 30px;
        background-color: #97cb77;
        border-radius:50%;
        display: inline-block;
        margin-top:20px;
        vertical-align: bottom;
    }

    .understand_title h3 {
        display: inline-block;
        line-height: 30px;
        margin:0 30px;
        font-size: 35px;
        font-weight: bolder;
        color:#015c41;
    }


    .understand_content {
        margin-top: 55px;
    }

    .understand_img {
        float: left;
        height: 275px;
        width: 458px;
    }

    .understand_img_list {
        height: 127px;
        width: 458px;
        background-color: #e6e6e6;

    }

    .understand_img_list img {
            width: 385px;
    margin-left: 35px;
    padding-top: 4px;
    height: 119px;
    }    

    .understand_img_big {
        margin-top: 18px;
    }

    .understand_img_big a img {
            width: 456px;
    height: 145px;
    }

    .understand_list {
        float: right;
    }

    .understand_list ul {
        width: 630px;
        margin: 0 auto;
        margin-right: -25px;
    }

  .understand_list ul li a {
        font-size: 17px;
    color: #333;
        line-height: 62px;
    display: block;
    position: relative;
    padding-right: 110px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    -webkit-line-clamp: 1;
        border-bottom: 1px dashed #c9c9c9;
}

  .understand_list ul li a::before {
    content: '';
    display: inline-block;
    background-color: #333;
    height: 8px;
    width: 8px;
    border-radius: 50%;
    margin-right: 13px;
    vertical-align: middle;
}

  .understand_list ul li a i {
    float: right;
    color: #333;
    position: absolute;
    right: 0px;
    top: 50%;
    transform: translateY(-50%);
}

    .understand_list ul li a:hover {
        color:red;
    }



    .understand_list_more {
        float: right;
        margin-right: -28px;
    }

    .understand_list_more a {
        font-weight: bold;
        font-size: 16px;
    }

    .understand_list_more a:hover {
        color:red;
    }

    /*分类课堂*/

    .classroom {
        padding-bottom: 63px;
    }

    .classroom_title {
        text-align: center;
        padding-top:54px;
    }

    .classroom .classroom_box {
        margin-top:50px;
    }

    .classroom_title span {
        width: 30px;
        height: 30px;
        background-color: #97cb77;
        border-radius:50%;
        display: inline-block;
        margin-top:20px;
        vertical-align: bottom;
    }

    .classroom_title h3 {
        display: inline-block;
        line-height: 30px;
        margin:0 30px;
        font-size: 35px;
        font-weight: bolder;
        color:#015c41;
    }

     .classroom_title h3 a {
           font-size: 35px;
        font-weight: bolder;
        color:#015c41;
     }


    .classroom_box .swiper-container2 {
    margin: 0 auto;
    position: relative;
    overflow: hidden;
    list-style: none;
    padding: 0;
    z-index: 1;
        width: 100%;
    height: 247px;
    /* background: red; */
}

    .classroom_box .swiper-container2 .swiper-wrapper .swiper-slide {
            width: 347px;    
            margin-right: 34px;
    }

        .classroom_box .swiper-container2 .swiper-wrapper .swiper-slide a {
    display: block;
    width: 100%;  
    overflow: hidden;
}

        .classroom_box .swiper-container2 .swiper-wrapper .swiper-slide a img {
    width: 100%;
    height: 199px;
}

        .classroom_box .swiper-container2 .swiper-wrapper .swiper-slide a span {
            display: block;
            width: 100%;
                padding-right: 20px;
                    background-color: #ebeee9;
    text-align: center;
    line-height: 36px;
    font-size: 17px;
            margin-top: -5px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    -webkit-line-clamp: 1;

        }

    /* .classroom_lb {
        width: 1007px;
        height: 247px;
        margin:0 auto;
        margin-top: 44px;
        overflow: hidden;

    }

    .classroom_lb ul {
        width: 20000px;
    }

    .classroom_lb ul li {
        width: 314px;
        height: 247px;
        float: left;
        margin-right: 34px;
    }

    .classroom_lb ul li a {
        width: 100%;
        height: 100%;
    }

    .classroom_lb ul li a img {
        width: 314px;
        height: 199px;
    }

    .classroom_lb ul li a span {
        display: block;
        height: 48px;
        width: 100%;
        background-color: #ebeee9;
        text-align: center;
        line-height: 48px;
        font-size: 17px;
        margin-top: -4px;
         padding-right: 10px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    -webkit-line-clamp: 1;
    }

    #left {
        position:absolute;
        top:50%;
        left:-20px;
        margin-top:-21px;
    }

    .right {
        position:absolute;
        top:50%;
        right:-20px;
        margin-top:-21px;
    }
     .swiper-button-next, .swiper-container-rtl .swiper-button-prev {
         background-image:url("/tupian/ljfl2023061602.png")
     }

     .swiper-button-prev, .swiper-container-rtl .swiper-button-next {
         background-image:url("/tupian/ljfl2023061601.png")
     } */

     .banner .logo {
    position: relative;
    width: 80%;
    margin: 0 auto;
    margin-top: 20px;
}

.banner .logo .wza {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 0;
}

.banner .logo .wza a {
    color: #fff;
}

.banner .logo .wza img {
    vertical-align: middle;
}


@media screen and (max-width: 1480px) {
    .banner .logo {
        width: 90%;
    }

    .content .w1400 {
        width: 95%;
    }

    .banner .logo .gh img {
        width: 80%;
    }
}


@media screen and (max-width: 1250px) {
    .banner .logo {
        margin-top: 20px;
    }
}
@media screen and (max-width: 1200px) {
        .banner .logo .gh img {
        width: 50%;
    }

        .banner .logo {
        margin-top: 10px;
    }

        .banner {
        height: 17vw;
    }

    .content {
        width: 95%;
    }

    .banxi {
    width: 100%;
    padding: 0 20px;
    }
.video_title {
    text-align: center;
    padding-top: 20px;
}

.video_content video {
    height:377px;
    width: 100%;
}

.video_content {
    height:377px;
    margin-top: 20px;
}
.file_title {
    padding-top: 20px;
}

.file_txt {
       margin-top:30px;
           height: auto;
    padding: 15px;
}

.file_txt ul {
    padding-top: 0;
}

.file_txt ul li {
    width:100%;
}
.file_txt ul li a {
    width:100%;
        font-size: 16px;
}

.understand_img {
    float: none;
    height: auto;
    width: 100%;
            display: flex;
        flex-direction: column;
        align-items: center;
}

.understand_list {
    float: none;
}

.understand_list ul {
    width: 100%;
    margin: 0 auto;
    margin-right: 0;
}
.understand_list_more {
    margin-right: 10px;
    margin-top: 13px;
}

.understand_title {
    padding-top: 30px;
}

.understand_content {
    margin-top: 30px;
}

.classroom_title {
    padding-top: 30px;
}

.classroom_lb {
    width: 95%;
    height: 247px;
    margin-top: 40px;
}


.classroom_box .swiper-container2 .swiper-wrapper .swiper-slide {
    width: 290px;
}

}



@media screen and (max-width: 760px) {
        .banner .logo {
        margin-top: 10px;
    }
    .banner .logo .gh img {
        width: 30%;
    }

    .banner {
        height: 23vw;
    }

    .banner .logo .wza a {
        font-size: 12px;
    }

    .banner .logo .wza img {
    width: 22%;
}

.video_title span {
    width: 15px;
    height: 15px;
    margin-top:0px;
        vertical-align: baseline;
}
.video_title h3 {
    line-height: 20px;
    margin: 0 10px;
    font-size: 22px;
}
    .video_content video {
        height: 158px;
    }

    .video_content {
        height: 158px;
    }

.file_title span {
    width: 15px;
    height: 15px;
    margin-top:0px;
        vertical-align: baseline;
}
.file_title h3 {
    line-height: 20px;
    margin: 0 10px;
    font-size: 22px;
}
    .file_txt {
        margin-top: 20px;
    }
.file_txt ul {
    padding:0;
}

    .file_txt ul li a {
        font-size: 14px;
            line-height: 44px;
                padding-right: 84px;
    }
.file_more {
    height: auto;
    width: 120px;
    line-height: normal;
    margin-top: 16px;
    padding: 8px;
}

.understand_title span {
    width: 15px;
    height: 15px;
    margin-top:0px;
        vertical-align: baseline;
}
.understand_title h3 {
    line-height: 20px;
    margin: 0 10px;
    font-size: 22px;
}

.classroom_title span {
    width: 15px;
    height: 15px;
    margin-top:0px;
        vertical-align: baseline;
}
.classroom_title h3 {
    line-height: 20px;
    margin: 0 10px;
    font-size: 22px;
}

.classroom_title h3 a {
    font-size: 22px;
}

.understand_img_list {
    height: 100px;
    width: 100%;
}

.understand_img_list img {
    width: 100%;
    margin-left: 0;
    padding-top: 0;
    height: auto;
}

.understand_img_big a img {
    width: 100%;
    height: auto;
}
    .understand_content {
        margin-top: 20px;
    }

    .understand_list ul li a {
        font-size: 14px;
            line-height: 44px;
                padding-right: 84px;
    }


.classroom_box .swiper-container2 .swiper-wrapper .swiper-slide a span {
    font-size: 14px;
        padding-right: 9px;
}

.classroom_box .swiper-container2 {
    height: 181px;
}
.classroom_box .swiper-container2 .swiper-wrapper .swiper-slide a img {
    height: 145px;
}

.classroom .classroom_box {
    margin-top: 20px;
}

.classroom {
    padding-bottom: 40px;
}



}