* {
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none;
}

#course-box {
    width: 100%;
}

body {
    background: #F1F2F8;
}
/* 导航 */

.head-box {
    width: 100%;
    height: 40px;
    color: #fff;
    background: #222222;
    line-height: 40px;
}

.head-msg {
    width: 1200px;
    margin: 0 auto;
}
      
.Nav{
    width: 100%;
    height: 95px;
    background-color: #fff;
}
.Nav_1200{
    width: 1200px;
    margin: auto;
    display: flex;
}
.Nav_1200>a{
    background: url(../images/logo-new.png) no-repeat;
    width: 230px;
    height: 48px;
    float: left;
    margin-top: 24px;
}
.Nav_1200 img{
    width: 275px;
    /* height: 95px;  */
    padding: 23.5px 0;
}









.ul{
    list-style: none;
    display: flex;
    font-size: 16px;
    height: 95px;
}
.ul li{
    margin-left: 50px;
    position: relative;
}
.li{
    /* border: 1px solid #ededed; */
    box-shadow: 0 0 5px #ededed;
}
.ul li>a{
    color: #333;
    height: 95px;
    display: inline-block;
    line-height: 95px;
    margin: 0 24px;
}
.Navxia{
    position: relative;
    font-weight: bold;
}
.Navxia::after{
    position: absolute;
    content: '';
    width: 24px;
    height: 4px;
    left: 28px;
    bottom:25px;
    margin-left: 0px;
    background-color: #222860;
    border-radius: 5px;
} 
.NavKe{
    position: absolute;
    left: -1px;
    background-color: #fff;
    width: 120px;
    text-align: center;
    top: 93px;
    display: none;
    border: 1px solid #eee;
    border-top: none;
    z-index: 100;
}
.NavKe a{
    display: block;
    color: #000;
    width: 122px;
    height: 45px;
    line-height: 45px;
    margin-left: -1px;
}
.NavKe a:last-child{
    margin-bottom: 40px;
}
.NavKe a:hover{
    color:#fff !important;
    background-color: #222860 !important;
}
.NavKe1{
    position: absolute;
    left: -1px;
    background-color: #fff;
    width: 152px;
    text-align: center;
    top: 93px;
    display: none;
    border: 1px solid #eee;
    border-top: none;
    z-index: 100;
}
.NavKe1 a{
    display: block;
    color: #000;
    width: 154px;
    height: 45px;
    line-height: 45px;
    margin-left: -1px;
}
.NavKe1 a:last-child{
    margin-bottom: 40px;
}
.NavKe1 a:hover{
    color:#fff !important;
    background-color: #222860 !important;
}
.NavKe2{
    position: absolute;
    left: -1px;
    background-color: #fff;
    width: 119px;
    text-align: center;
    top: 93px;
    display: none;
    border: 1px solid #eee;
    border-top: none;
    z-index: 100;
}
.NavKe2 a{
    display: block;
    color: #000;
    width: 122px;
    height: 45px;
    line-height: 45px;
    margin-left: -1px;
}
.NavKe2 a:last-child{
    margin-bottom:40px;
}
.NavKe2 a:hover{
    color:#fff !important;
    background-color: #222860 !important;
}
.NavKe3{
    position: absolute;
    left: -1px;
    background-color: #fff;
    width: 120px;
    text-align: center;
    top: 93px;
    display: none;
    border: 1px solid #eee;
    border-top: none;   
    z-index: 100;
}
.NavKe3 a{
    display: block;
    color: #000;
    width: 122px;
    height: 45px;
    line-height:45px;
    margin-left: -1px;
}
.NavKe3 a:last-child{
    margin-bottom: 40px;
}
.NavKe3 a:hover{
    color:#fff !important;
    background-color: #222860 !important;
} 









.xia {
    width: 20px;
    height: 10px;
    background-image: url(../images/icons_v9.png);
    /* background-position: -253px -310px;
    display: inline-block;
    margin-left: 24px; */
    background-position: -253px -310px;
    display: inline-block;
    margin-left: 15px;
}
   
















/* 管理会计师课程 */

.Guanli{
    width: 1200px;
    margin: auto;
    margin-top: 20px;
}
.Guanli_Top{
    width: 1200px;
    height: 84px;
    position: relative;
    line-height: 84px;
}
.Guanli_Top h3{
    font-size: 24px;
    color: #000;
    width: 170px;
    float: left;
    position: relative;
    padding-left: 15px;
}
.Guanli_Top h3::after {
    position: absolute;
    content: '';
    width: 4px;
    height: 22px;
    left: 0;
    top: 32px;
    background-color: #ef5b1a;
    border-radius: 5px;
}
.Guanli_Top a {
    font-size: 14px;
    color: #222860;
    float: right;
}
.Guan_Kaui{
    display: flex;
}
.Guan_Mo{
    width: 280px;
    height: 320px;
    background-color: #fff;
    margin-right: 26.5px;
}
.Guan_Mo a{
    display: block;
    height: 320px;
}
.Guan_Mo:last-child{
    margin-right: 0px;
}
.Guan_Mo a div.img{
    width: 280px;
    height: 160px;
    overflow: hidden;
}
.Guan_Mo a div.img img{
    width: 280px;
    height: 160px;
}
.Guan_MoBottom{
    padding: 0 15px;
}
.Guan_p1{
    font-size: 20px;
    color: #000;
    text-align: center;
    margin-top: 20px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
}
.Guan_p2{
    color: #999;
    font-size: 16px;
    text-align: justify;
    margin-top: 15px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.Guan_p3{
    margin-top: 25px;
    font-size: 14px;
    color: #555;
}
.Guan_p3 span:nth-child(2){
    float: right;
}






/* 底部 */
.bottom-box {
    width: 100%;
    /* height: 840px; */
    height: 570px;
    background-position: center center;
    background: url(../images/coursebg.png) no-repeat center;
}

.bottom-img {
    width: 1200px;
    margin: 0 auto;
}

.bottom-img img {
    margin: 0 100px;
}

.bottom-box .bottom-ul {
    width: 1200px;
    height: 60px;
    background: #222222;
    margin: 0 auto;
}

.bottom-box .bottom-ul li {
    float: left;
    list-style: none;
    width: 176px;
    line-height: 60px;
    text-align: center;
}

.bottom-box .bottom-ul li a {
    text-decoration: none;
    color: #fff;
}




/* 面包屑 */
.crumbs{
    font-size: 14px;
    color: #fff;
    width: 1200px;
    margin: auto;
    padding-top: 25px;
}
.crumbs a{
    font-size: 14px;
    color: #fff;
}

.ze{
    position: absolute;
    width: 800px;
    height: 50px;
    background-color: #010d0a;
    color: #fff;
    line-height: 50px;
    text-align: center;
    opacity: 0.7;
    font-size: 18px;
}

.video-box {
    width: 1204px;
    height: 450px;
    margin: 0 auto;
    box-sizing: border-box;
    padding-top: 40px;
    overflow: hidden;
    display: flex;
}

.video-box .video-left {
    width: 800px;
    height: 410px;
    float: left;
    box-sizing: border-box;
}
#testVideo{
    object-fit: fill;
    height: 410px;
}
.video-box .video-right {
    width: 400px;
    height: 410px;
    float: right;
    box-sizing: border-box;
}

.list-item {
    height: 350px;
    overflow-y: scroll;
    background: #000;
    color: #fff;
    display: none;
   
}

.list-item .center {
    text-align: center;
    padding: 21px 0;
    position: absolute;
    width: 380px;
    background-color: #000;
}


.list-item ol {
    margin-left: 60px;
    font-size: 14px;
}

.list-item ol li:nth-of-type(1) {
    /* color: #FE761B; */
    color: #00b882;
}

.list-item h4 {
    margin-left: 20px;
}

.course-icons {
    display: inline-block;
    background-image: url('../images/cpa_9.png');
}

.vip {
    background-position: 0 -68px;
    width: 30px;
    height: 18px;
    margin-left: 10px;
}

.list-item.item-active {
    display: block;
}

.nav-ul .li-bg {
    background: #E1413E;
}

.nav-active {
    border-bottom: 3px solid #0ABEA0;
}

.free {
    background-position: -40px -68px;
    width: 30px;
    height: 18px;
    margin-left: 10px;
}

.list-item ol li:hover {
    color: #FE761B;
    cursor: pointer;
}
/* 底部 */
.bottom {
    width: 100%;
    height: 60px;
    box-sizing: border-box;
}

.bottom a {
    width: 50%;
    height: 100%;
    display: inline-block;
    text-decoration: none;
    float: left;
    box-sizing: border-box;
    text-align: center;
    line-height: 60px;
    color: #fff;
    font-size: 24px;
}

.bottom a:nth-of-type(1) {
    background: #292929;
}

.bottom a:nth-of-type(2) {
    background: #E1413E;
}

.my-gt {
    margin: 0 5px;
}

.nav-bg {
    border: 1px solid #fff;
    background: #fff;
}

.foot-box {
    width: 100%;
    height: 212px;
    background-color: #ffffff;
    text-align: center;
    margin-top: 80px;
    font-size: 12px;
    /* border: 1px solid #fff; */
}

.foot-top {
    width: 1200px;
    height: 60%;
    margin: 20px auto;
    line-height: 60px;
}

.foot-box p {
    margin-top: 20px;
}

.foot-top span {
    margin-right: 35px;
}

.icons {
    display: inline-block;
    background-image: url('../images/icons_v9.png');
}

.icon-security {
    width: 27px;
    height: 24px;
    background-position: -281px -164px;
}

.icons.icon-union {
    width: 32px;
    height: 26px;
    background-position: -2px -278px;
}

.icons.icon-ebs {
    width: 20px;
    height: 27px;
    background-position: -315px -31px;
}

.icons.icon-police {
    width: 23px;
    height: 25px;
    background-position: -315px -2px;
}

.icons.icon-real {
    width: 27px;
    height: 27px;
    background-position: -281px -104px;
}

.icons.icon-ssia {
    width: 37px;
    height: 23px;
    background-position: -192px -157px;
}

.icons.icon-best {
    width: 85px;
    height: 33px;
    background-position: -192px -2px;
}

.icons.icon-tech {
    width: 25px;
    height: 25px;
    background-position: -405px -57px;
}

.icons.icon-tencent {
    width: 23px;
    height: 23px;
    background-position: -442px -30px;
}

.icons.icon-sina {
    width: 33px;
    height: 24px;
    background-position: -405px -30px;
}

.icons.icon-china {
    width: 55px;
    height: 24px;
    background-position: -405px -3px;
}

.foot-box i {
    vertical-align: middle;
    margin-right: 10px;
}

.foot-box a {
    text-decoration: none;
    color: #000;
    font-size: 12px;
}

.icons.icon-yue {
    width: 30px;
    height: 30px;
    background-position: -312px -140px;
}

.icons-img {
    position: absolute;
    left: 0px;
    top: 0px;
    margin-top: -5px;
}

.icons-span {
    position: relative;
}

.ml-10 {
    margin: 0 40px;
}

@media screen and (max-width: 1366px) {
    .head-msg {
        width: 1000px;
    }
    .nav-box {
        width: 1000px;
    }
    .head-navigation {
        width: 680px;
    }
    .bottom-img {
        width: 1000px;
    }
    .bottom-img img {
        margin: 0 20px;
    }
    .bottom-box .bottom-ul {
        width: 1000px;
    }
    .video-box .video-left {
        width: 800px;
        height: 400px;
    }
    .video-box .video-right {
        width: 400px;
        height: 400px;
    }
    .video-box {
        width: 1200px;
        height: auto;
        /* height: 365px; */
    }
    .list-item {
        height: 340px;
    }
}

/* .jiang{
    width: 15px;
    height: 23px;
    background-image: url(../images/icons_v9.png);
    background-position: -678px -148px;
    display: inline-block;
    margin-left: 15px;
    float: left;
    margin-top: 20px;
} */