@charset "utf-8";
/* CSS Document */
* {
    margin: 0;
    padding: 0;
}

body {
    font-size: 14px;
    font-family: Pingfang SC,Microsoft Yahei;
    color: #333;
}

body, dd, dl, h1, h2, h3, h4, h5, h6, p, ul {
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
}

    a:hover {
        text-decoration: none;
    }
/*a:active, a:hover,a:focus{text-decoration:none; padding:0; margin:0; background:none;}*/
li {
    list-style: none;
}

/*header*/
.header_dh {
    width: 100%;
    background: #f5f5f5;
    float: left;
    box-shadow: 0 0 20px rgb(0 0 0 / 10%);
}

    .header_dh .top {
        width: 100%;
        height: 100%;
        height: 34px;
    }

.bx_dht {
    max-width: 1400px;
    height: 80px;
    margin: 0 auto;
    position: relative;
}

    .bx_dht .t_dh {
        width: 100%;
        height: 34px;
    }

        .bx_dht .t_dh > li {
            padding: 0 14px;
            height: 34px;
            float: left;
        }

            .bx_dht .t_dh > li a {
                color: #333;
                font-size: 13px;
                padding: 0;
                line-height: 33px;
                border: none;
            }

                .bx_dht .t_dh > li a .phone {
                    color: #f02f2f;
                    font-size: 22px;
                    padding-right: 4px;
                    vertical-align: top;
                    padding-top: 5px;
                }

                .bx_dht .t_dh > li a .shopping {
                    color: #f02f2f;
                    font-size: 20px;
                    padding-right: 4px;
                    vertical-align: top;
                    padding-top: 6px;
                }

                .bx_dht .t_dh > li a span {
                    margin-left: 5px;
                }

                .bx_dht .t_dh > li a .xiaoxi {
                    color: #666;
                    font-size: 16px;
                    padding-right: 4px;
                    padding-top: 6px;
                }
/*.dropdown:hover .dropdown-menu {top: 100%;visibility: visible;opacity: 1;-webkit-transform: scale(1);transform: scale(1);}
.dropdown .dropdown-menu {display: block;visibility: hidden;opacity: 0;top: 0;box-shadow: 0 0 6px rgb(0 0 0 / 30%);;border: none;border-radius: 3px;
	-webkit-transform: scale(0);transform: scale(0);}*/
.dropdown .grzx {
    margin-top: -4px;
    width: 373px;
    margin-left: -293px;
}


    .dropdown .grzx .welcome {
        padding: 20px;
    }

        .dropdown .grzx .welcome .tx {
            border-bottom: 1px solid#f3f3f3;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 15px;
        }

            .dropdown .grzx .welcome .tx .tx_left {
                display: flex;
                align-items: center;
            }

                .dropdown .grzx .welcome .tx .tx_left img {
                    width: 50px;
                    height: 50px;
                    margin-right: 5px;
                }

                .dropdown .grzx .welcome .tx .tx_left .name h4 {
                    font-size: 16px;
                    font-family: Pingfang SC,Microsoft Yahei;
                }

                .dropdown .grzx .welcome .tx .tx_left .name p {
                    font-size: 14px;
                    color: #666;
                    margin: 0;
                    padding-top: 6px;
                }

            .dropdown .grzx .welcome .tx a {
                font-size: 16px;
                background-color: #f7f8fa;
                width: 100px;
                height: 33px;
                line-height: 33px;
                text-align: center;
                border-radius: 60px;
            }

        .dropdown .grzx .welcome .fenlei {
            padding-top: 15px;
        }

            .dropdown .grzx .welcome .fenlei ul {
                display: flex;
                align-items: center;
                justify-content: space-between;
            }

                .dropdown .grzx .welcome .fenlei ul li {
                    width: 33.33%;
                    padding: 0;
                    text-align: center;
                }

                    .dropdown .grzx .welcome .fenlei ul li img {
                        padding: 0;
                    }

.dropdown .dropdown-menu p {
    text-align: center;
    margin: 10px 0;
    color: #444;
}

.box-transition, .caret {
    -webkit-transition: all .3s linear 0s;
    transition: all .3s linear 0s;
}

.dropdown .app_bg {
    width: 405px;
    height: 190px;
    padding: 10px 15px;
    border: none;
    left: -153px;
    box-shadow: 0px -2px 2px #e8e8e8;
}

    .dropdown .app_bg div {
        width: 115px;
        float: left;
        margin-right: 15px;
    }

        .dropdown .app_bg div img {
            width: 100%;
            margin-bottom: 5px;
            padding: 6px;
            border: 1px solid #eee;
        }

        .dropdown .app_bg div p {
            width: 100%;
            color: #666666;
            text-align: center;
            margin: 0;
        }

.bx_dht .t_dh .yfd {
    float: right;
}

.bx_dht .t_dh .yfdd a {
    color: #f02c2c;
}

.bx_dht .t_dh .yhtx .grzx {
    border: none;
    min-width: 100px;
    box-shadow: 0px -2px 2px #e8e8e8;
}

    .bx_dht .t_dh .yhtx .grzx ul li {
        width: 100%;
        height: 34px;
        line-height: 34px;
        text-align: center;
    }

        .bx_dht .t_dh .yhtx .grzx ul li a {
            color: #666;
            font-size: 14px;
        }

            .bx_dht .t_dh .yhtx .grzx ul li a:hover {
                color: #ff4d4d;
            }

.triangle {
    height: 0;
    width: 0;
    border-color: transparent transparent white transparent;
    border-style: solid;
    border-width: 0px 10px 10px 10px;
    margin: 0 auto;
    display: block;
    margin-top: -20px;
}

/**/
.ct_dh {
    width: 100%;
    float: left;
    background: #fff;
    height: 80px;
}

    .ct_dh .logo {
        width: 120px;
        height: 80px;
        line-height: 75px;
        float: left;
        margin-right: 50px;
    }

        .ct_dh .logo img {
            width: 100%;
            margin-bottom: 5px;
        }

    .ct_dh .dh_right_t {
        flex: 1;
    }

    .ct_dh .search {
        height: 80px;
        display: flex;
        align-items: center;
        justify-content: right;
    }

        .ct_dh .search .log_in {
            display: flex;
            align-items: center;
            margin-left: 25px;
            padding: 15px 0;
            font-size: 14px;
        }

            .ct_dh .search .log_in img {
                margin-right: 8px;
                width: 30px;
                height: 30px;
            }

            .ct_dh .search .log_in a:hover {
                color: #e13b29;
            }

            .ct_dh .search .log_in:hover a {
                color: #e13b29;
            }

        .ct_dh .search .bd input {
            float: left;
            height: 33px;
            border: #dbdbdb 1px solid;
            border-radius: 4px 0 0 4px;
            padding-left: 5px;
            outline: none;
            font-size: 14px;
        }

            .ct_dh .search .bd input::-webkit-input-placeholder {
                color: #999;
            }

        .ct_dh .search .bd .kecheng {
            width: 50px;
            height: 33px;
            float: left;
            border: #ff403a 1px solid;
            border-right: 0px;
            text-align: center;
            line-height: 32px;
            color: #555;
            padding: 0;
            border-radius: 6px 0px 0px 6px;
        }

            .ct_dh .search .bd .kecheng:after {
                content: " ";
                border: 0.5px solid#dcdcdc;
                float: right;
                height: 20px;
                margin-top: 5px;
            }

        .ct_dh .search .bd .sousuo {
            width: 40px;
            height: 33px;
            float: left;
            background: linear-gradient(to right,#dbdbdb,#dbdbdb);
            text-align: center;
            line-height: 33px;
            border-radius: 0 6px 6px 0;
        }

            .ct_dh .search .bd .sousuo img { /*margin-bottom:4px;*/
                width: 18px;
            }

        .ct_dh .search .bd1 {
            padding: 0 10px;
            border-radius: 50px;
            background: #f5f5f5;
            border: none;
        }

            .ct_dh .search .bd1 input {
                float: left;
                height: 36px;
                border: 0;
                border-radius: 10px;
                padding-left: 5px;
                outline: none;
                background: none;
                width: 180px;
            }

                .ct_dh .search .bd1 input::-webkit-input-placeholder {
                    color: #999;
                }

            .ct_dh .search .bd1 .kecheng {
                width: 50px;
                height: 33px;
                float: left;
                border: #ff403a 1px solid;
                border-right: 0px;
                text-align: center;
                line-height: 32px;
                color: #555;
                padding: 0;
                border-radius: 6px 0px 0px 6px;
            }

                .ct_dh .search .bd1 .kecheng:after {
                    content: " ";
                    border: 0.5px solid#dcdcdc;
                    float: right;
                    height: 20px;
                    margin-top: 5px;
                }

            .ct_dh .search .bd1 .sousuo {
                height: 36px;
                float: left;
                text-align: center;
                line-height: 36px;
            }

                .ct_dh .search .bd1 .sousuo img {
                    margin-bottom: 3px;
                    width: 15px;
                }

        .ct_dh .search ul {
            width: 100%;
            float: right;
        }

            .ct_dh .search ul li {
                padding-left: 27px;
                line-height: 34px;
            }

                .ct_dh .search ul li a {
                    color: #666;
                }

                    .ct_dh .search ul li a:hover {
                        color: #ff4d4d;
                    }

            .ct_dh .search ul .hot a {
                color: #ff4d4d;
            }

.nav_sy {
    width: 100%;
    height: 36px;
    background: #444;
    float: left;
}

    .nav_sy .dh_left {
        width: 250px;
        height: 36px;
        background: #ef2d36;
        float: left;
        text-align: center;
        line-height: 36px;
        color: #fff;
        font-size: 16px;
    }
/*.dh_right_t > ul > li.active::before{content: ""; border: 2px solid#e13b29;border-radius: 2px;position: absolute;top: 0;display: block;width: 100%;}*/
.dh_right_t  {
    width: calc(100% - 752px ) !important;
    height: 80px;
    float: left;
}

.dh_right_t > ul > li.active a {
    color: #e13b29;
}

.dh_right_t ul li {
    float: left;
    font-size: 16px;
    margin-right: 2% !important;
    text-align: center;
    position: relative;
    height: 80px;
    line-height: 80px;
    font-family: '微软雅黑';
}

.dh_right_t > ul > li:last-child {
    margin-right: 0;
}

.dh_right_t > ul > li a {
    color: #333;
}

    .dh_right_t > ul > li a:hover {
        color: #ef2d36 !important;
    }

.dh_right_t .nav_kc {
    position: relative;
}

    .dh_right_t .nav_kc .btn {
        font-size: 16px;
        color: #333;
        padding: 0;
        margin: 0;
        line-height: 80px;
        border: none;
        vertical-align: inherit;
        box-shadow: none;
    }

    .dh_right_t .nav_kc a {
        display: flex;
        align-items: center;
        height: 80px;
        position: relative;
    }

        .dh_right_t .nav_kc a .img {
            position: absolute;
            right: -10px;
            top: 8px;
        }

    .dh_right_t .nav_kc .btn span {
        margin-left: 5px;
    }

    .dh_right_t .nav_kc .kcfl1 {
        border: none;
        min-width: 130px;
        padding: 0 0 10px;
        text-align: center;
        box-shadow: 0px -2px 2px #e6e6e6;
        margin-top: -1px;
    }

        .dh_right_t .nav_kc .kcfl1 ul li {
            font-size: 14px;
            padding: 0 0px 0 25px;
            line-height: 36px;
        }

            .dh_right_t .nav_kc .kcfl1 ul li a {
                display: block;
                margin: 0;
                height: 36px;
                line-height: 36px;
                text-align: left;
                font-size: 14px;
                border-bottom: none;
                color: #666;
                text-decoration: none;
            }

                .dh_right_t .nav_kc .kcfl1 ul li a img {
                    vertical-align: text-top;
                    margin-top: -6px;
                }

.classSelect {
    float: left;
    margin: 0 44px 0 0px;
    position: relative;
    height: 80px;
}

    .classSelect:hover .subnav {
        display: block;
    }

    .classSelect h2 {
        display: block;
        font-size: 16px;
        height: 80px;
        line-height: 80px;
        box-sizing: content-box;
        font-family: Pingfang SC,Microsoft Yahei;
        cursor: pointer;
    }

        .classSelect h2 i {
            display: inline-block;
            width: 16px;
            height: 10px;
            background: #ccc;
            margin-left: 10px
        }

        .classSelect h2 i {
            background: url(/content/images/commonV2/sel-s-ico-red.png) no-repeat 0 0 /16px;
        }

#navbox.current h2 {
    color: #f52f3e
}

    #navbox.current h2 i {
        background: url(/content/images/commonV2/sel-s-ico-red.png) no-repeat 0 -69px /16px;
    }

.classSelect .subnav {
    display: none;
    background: #fff url(/content/images/commonV2/bg_01.png) center bottom no-repeat;
    position: absolute;
    top: 60px;
    left: -16px;
    width: 96px;
    padding: 20px 20px 20px 30px;
    box-shadow: 0 0px 10px rgb(0 0 0 / 10%);
    box-sizing: content-box;
    z-index: 999;
}

#navbox.current .subnav {
    display: block;
    transition: all .5s
}

.classSelect .subnav li {
    float: left;
    margin-right: 60px;
    width: 120px
}

    .classSelect .subnav li:last-child {
        margin-right: 0
    }

.classSelect .subnav h3 {
    color: #333;
    margin-bottom: 15px;
    font-family: Pingfang SC,Microsoft Yahei;
    font-size: 16px;
}

    .classSelect .subnav h3::after {
        background: #ddd;
        content: "";
        display: block;
        width: 20px;
        height: 2px;
        border-radius: 3px;
        margin-top: 10px
    }

.classSelect .subnav a {
    display: block;
    line-height: 38px;
    opacity: .8;
    font-size: 14px
}

.classSelect .subnav del {
    display: block;
    line-height: 38px;
    opacity: .3;
    font-size: 14px
}

.classSelect .subnav a:hover {
    opacity: 1;
    color: #f52f3e;
    padding-left: 5px
}

body {
    font-size: 14px;
    font-family: Pingfang SC,Microsoft Yahei;
    color: #333;
    display: inline-table;
    width: 100%;
}

.bx_dht {
    min-width: 1400px;
    width: 1400px;
    height: 80px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
}

.content_pd .content_zj {
    width: 1400px !important;
}

.news-block .content_zj {
    width: 1400px !important;
}

.single-lesson {
    width: 1400px !important;
}

.exercises {
    width: 1400px !important;
}

.lecturer {
    max-width: 1400px !important;
}

.exercises_t {
    width: 1400px !important;
}

.zb_list_wks {
    width: 1400px !important;
}

.select_nav .nav {
    width: 1400px !important;
}

.kmsx .ksmx_xk {
    max-width: 1400px;
    padding: 19px 0px 8px 0px;
    margin: auto;
    display: flow-root;
}

.news-block .live_book_details {
    width: 1400px !important;
}

.training_banner img {
    width: 100%;
}

.news-block .training_system {
    width: 1400px !important;
}

.zb_list_wkst {
    width: 1400px !important;
}

.content_ks .content_zj {
    width: 1400px !important;
}


.logined {
    display: none;
}

.nologin {
    display: none;
}

.icon {
    border-radius: 100%;
    width: 22px;
    padding: 0;
}

.laricon {
    width: 60px;
}

.souye {
    margin-right: 3px;
    width: 18px;
    vertical-align: sub;
}

.gwcimg {
    width: 18px;
    vertical-align: sub;
    margin-right: 4px;
}

.top {
    background-color: #f5f5f5;
}

.bx_z {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

    .bx_z .t_dh {
        height: 34px;
    }

        .bx_z .t_dh > li {
            padding: 0 14px;
            height: 34px;
            float: left;
        }

            .bx_z .t_dh > li a {
                color: #333;
                font-size: 14px;
                padding: 0;
                line-height: 33px;
                border: none;
            }

                .bx_z .t_dh > li a .phone {
                    color: #f02f2f;
                    font-size: 22px;
                    padding-right: 4px;
                    vertical-align: top;
                    padding-top: 5px;
                }

                .bx_z .t_dh > li a .shopping {
                    color: #f02f2f;
                    font-size: 20px;
                    padding-right: 4px;
                    vertical-align: top;
                    padding-top: 6px;
                }



                .bx_z .t_dh > li a .xiaoxi {
                    color: #666;
                    font-size: 16px;
                    padding-right: 4px;
                    padding-top: 6px;
                }

.dropdown:hover .dropdown-menu {
    top: 100%;
    visibility: visible;
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
}

.dropdown .dropdown-menu {
    display: block;
    visibility: hidden;
    opacity: 0;
    top: 0;
    box-shadow: 0px 2px 15px 0px rgba(0, 0, 0, 0.2);
    border: none;
    border-radius: 3px;
    -webkit-transform: scale(0);
    transform: scale(0);
}

    .dropdown .dropdown-menu p {
        text-align: center;
        margin: 10px 0;
        color: #444;
    }

.box-transition, .caret {
    -webkit-transition: all .3s linear 0s;
    transition: all .3s linear 0s;
}

.dropdown .app_bg {
    width: 405px;
    height: 190px;
    padding: 10px 15px;
    border: none;
    left: -153px;
    box-shadow: 0px -2px 2px #e8e8e8;
}

    .dropdown .app_bg div {
        width: 115px;
        float: left;
        margin-right: 15px;
    }

        .dropdown .app_bg div img {
            width: 100%;
            margin-bottom: 5px;
            padding: 6px;
            border: 1px solid #eee;
        }

        .dropdown .app_bg div p {
            width: 100%;
            color: #666666;
            text-align: center;
            margin: 0;
        }

.bx_z .t_dh .yfdd a {
    color: #f02c2c;
}

.icontb {
    margin-right: 4px;
}

.bx_z .t_dh .yhtx .grzx {
    border: none;
    height: 200px;
    /*width: 100px;*/
    box-shadow: 0px -2px 2px #e8e8e8;
}

.dropdown .grzx {
    border: none; /*min-width:100px !important;*/
    left: 0;
    top: 64px !important;
}

.bx_z .t_dh .yhtx .grzx ul li {
    width: 100%;
    height: 34px;
    line-height: 34px;
    text-align: center;
}

    .bx_z .t_dh .yhtx .grzx ul li a {
        color: #666;
        font-size: 14px;
    }

        .bx_z .t_dh .yhtx .grzx ul li a:hover {
            color: #ff4d4d;
        }

.triangle {
    height: 0;
    width: 0;
    border-color: transparent transparent white transparent;
    border-style: solid;
    border-width: 0px 10px 10px 10px;
    margin: 0 auto;
    display: block;
    margin-top: -20px;
}
/*改*/
@media screen and (max-width: 1366px) {
    .bx_dht {
        width: 1100px !important;
    }
    .dh_right_t ul li {
        font-size:14px !important;
    }
    .bx {
        max-width: 1200px;
    }
    /*.bx_dht {max-width: 1200px !important;}*/
    .content_ks .content_zj {
        max-width: 1200px;
    }

    .content_pd .content_zj {
        max-width: 1200px;
    }

    .news-block .content_zj {
        max-width: 1200px;
    }

    .single-lesson {
        max-width: 1200px;
    }

    .exercises {
        max-width: 1200px;
    }

    .lecturer {
        max-width: 1200px !important;
    }

    .exercises_t {
        max-width: 1200px;
    }

    .zb_list_wks {
        max-width: 1200px;
    }

    .select_nav .nav {
        max-width: 1200px;
    }

    .kmsx .ksmx_xk {
        max-width: 1200px !important;
    }

    .news-block .live_book_details {
        max-width: 1200px;
    }

    .news-block .training_system {
        max-width: 1200px;
    }

    .zb_list_wkst {
        max-width: 1200px;
    }

    .content_ks .content_zj {
        max-width: 1200px;
    }

    .exercises li dl dt {
        width: 150px !important;
    }

    .news-block .news-list li .blue {
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box !important;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        padding-bottom: 0 !important;
    }

    .kc_detl_info .kc_d_right {
        width: calc(100% - 700px) !important;
    }
}

.header_dh_h {
    width: 100%;
    height: 80px;
    z-index: 999;
    box-shadow: 0 0 20px rgb(0 0 0/10%);
    float: left;
}