@charset "utf-8";

html, body, div, span, applet, b, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td {
    padding: 0;
    margin: 0;
    border: 0;
    outline: 0;
    font-weight: inherit;
    font-style: inherit;
    font-family: inherit;
    font-size: 100%;
    vertical-align: baseline;
    text-decoration: none;
}

ol, ul {
    list-style: none;
}

table {
    border-collapse: separate;
    border-spacing: 0;
    vertical-align: middle;
}

caption, th, td {
    text-align: left;
    font-weight: 400;
    vertical-align: middle;
}

a img {
    border: 0;
}

input {
    outline: 0;
}

html, body {
    width: 100%;
    height: 100%;
    background: #f8f8f8;
    font-family: "PingFang SC","Lantinghei SC","Microsoft YaHei","HanHei SC","Helvetica Neue","Open Sans",Arial,"Hiragino Sans GB","微软雅黑";
    font-size: 12px;
}

div {
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
}

.clearfix:after {
    clear: both;
    content: ".";
    display: block;
    font-size: 0;
    height: 0;
    line-height: 0;
    visibility: hidden;
}

.clearfix {
    clear: both;
    zoom: 1;
}

a:hover {
    text-decoration: none !important;
}

.fl {
    float: left;
    display: inline !important;
}

.fr {
    float: right;
    display: inline !important;
}

.ml143 {
    margin-left: 143px;
}

.ml148 {
    margin-left: 148px;
}

.ml286 {
    margin-left: 286px;
}

.ml429 {
    margin-left: 429px;
}

.ml100 {
    margin-left: 100px;
}

.ml200 {
    margin-left: 200px;
}

.ml286 {
    margin-left: 286px;
}

.ml300 {
    margin-left: 300px;
}

.ml400 {
    margin-left: 400px;
}

.ml185 {
    margin-left: 185px;
}

.ml370 {
    margin-left: 370px;
}

.ml424 {
    margin-left: 424px;
}

.ml378 {
    margin-left: 378px;
}

.ml194 {
    margin-left: 194px;
}

.fz12 {
    font-size: 12px;
}

.fz14 {
    font-size: 14px;
}

.fz16 {
    font-size: 16px;
}

.fz24 {
    font-size: 24px;
}

.fz28 {
    font-size: 28px;
}

[data-dpr="2"] .fz12 {
    font-size: 24px;
}

[data-dpr="3"] .fz12 {
    font-size: 36px;
}

[data-dpr="2"] .fz14 {
    font-size: 28px;
}

[data-dpr="3"] .fz14 {
    font-size: 42px;
}

[data-dpr="2"] .fz16 {
    font-size: 32px;
}

[data-dpr="3"] .fz16 {
    font-size: 48px;
}

[data-dpr="2"] .fz24 {
    font-size: 48px;
}

[data-dpr="3"] .fz24 {
    font-size: 72px;
}

[data-dpr="2"] .fz28 {
    font-size: 56px;
}

[data-dpr="3"] .fz28 {
    font-size: 84px;
}







/*登录框的样式*/
.shady-all {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: url('//image.zhihuishu.com/zhs/ablecommons/demo/201802/1298e00002974749b3e183df7f8fe6eb.png');
    z-index: 200;
    display: none;
}

.login-win {
    width: 480px;
    height: 320px;
    position: fixed;
    top: 50%;
    left: 50%;
    margin-left: -240px;
    margin-top: -160px;
    background-color: #fff;
    border-radius: 16px;
    z-index: 1000;
    background-image: url('//image.zhihuishu.com/zhs/aidedteaching/COURSE_FOLDER/202104/c22ec4cc68eb49ecb270de83dbf35c3f.png');
    background-repeat: no-repeat;
    background-position: center 40px;
    display: none;
}

.close-win {
    display: block;
    width: 40px;
    height: 40px;
    position: absolute;
    right: -50px;
    top: 0;
    background: url('//image.zhihuishu.com/zhs/ablecommons/demo/201707/aca891a8ce984066ad2de0053c863fca.png') no-repeat center center;
    cursor: pointer;
}

.username, .userpassword {
    display: block;
    margin: 0 auto;
    width: 294px;
    padding: 13px;
    background: #e5e5e5;
    border-radius: 10px;
    border: 0;
    cursor: pointer;
}

.username {
    margin-top: 124px;
    margin-bottom: 10px;
}

.loginbtn {
    width: 320px;
    height: 40px;
    line-height: 40px;
    background: #23A3FF;
    color: #fff;
    text-align: center;
    margin: 30px auto 0;
    border-radius: 10px;
    cursor: pointer;
}

    .loginbtn a {
        display: block;
        color: #fff;
    }

.learnbtn {
    cursor: pointer;
}
/*登录框的样式*/

/*404样式*/
.hack-404 {
    width: 1000px;
    height: auto;
    margin: 0 auto;
}

    .hack-404 a {
        display: block;
    }

    .hack-404 img {
        width: 100%;
        display: block;
    }
/*404样式*/
/*没有课程样式*/
.course-nothing {
    display: none;
    margin: 50px auto;
}
/*没有课程样式*/

.footer {
    width: 100%;
    height: 60px;
    line-height: 60px;
    background: #e5e5e5;
    font-size: 14px;
}

.foot {
    width: 1080px;
    margin: 0 auto;
    text-align: center;
    color: #acacac;
}

    .foot a {
        color: #acacac;
    }


@media only screen and (max-width: 765px) {
    .hack-404 {
        width: 100%;
        height: auto;
        margin: 0 auto;
    }
}

.certify_back {
    display: none;
    background: #fff;
    width: 400px;
    height: 202px;
}

    .certify_back .certify_con {
        float: left;
        width: 260px;
        height: 20px;
        margin-left: 70px;
        margin-top: 15px;
        text-align: center;
        line-height: 20px;
        font-size: 14px;
        background: #fff;
    }

    .certify_back .certify_img {
        float: left;
        width: 60px;
        height: 60px;
        margin-left: 170px;
        margin-top: 12px;
    }

    .certify_back .certify_btn1 {
        float: left;
        width: 100px;
        height: 40px;
        margin-left: 90px;
        margin-top: 39px;
        cursor: pointer;
        line-height: 38px;
        text-align: center;
        color: #333;
        font-size: 16px;
        border: 1px solid #ededed;
        background: #fff;
    }

        .certify_back .certify_btn1:hover {
            opacity: 0.9;
        }

    .certify_back .certify_btn2 {
        float: left;
        width: 100px;
        height: 40px;
        margin-left: 20px;
        margin-top: 39px;
        cursor: pointer;
        line-height: 40px;
        text-align: center;
        color: #fff;
        font-size: 16px;
        background: #3d84ff;
    }

        .certify_back .certify_btn2:hover {
            opacity: 0.9;
        }


.layui-layer-title {
    padding: 0 80px 0 28px !important;
    height: 48px !important;
    line-height: 48px !important;
    border-bottom: none !important;
    font-size: 16px !important;
    font-weight: bold !important;
    background-color: #fff !important;
}

.layui-layer-setwin {
    right: 28px !important;
    top: 18px !important;
}