@charset "utf-8";
/* 通用 */
.bx-x{width:77% ; margin: 0 auto;}
.Firstscreen{position: relative;}
.Firstscreen img{width:100%;}
.Firstscreen-nav{
    width: 77%;
    background: rgba(0, 0, 0, 0.3);
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%);
}
.Firstscreen-nav .title{
    font-size: 1.9792vw;
    font-weight: 600;
    background: #bd0e0e;
    color: #fff;
    width: 14.6875vw;
    height: 100%;
    padding: 1.25vw 3.125vw;
    text-align: center;
    float: left;
}
.Firstscreen-nav ul{
    padding: 1.7708vw 3.125vw;
    display: flex;
    color: #fff;
    font-size: 1.0417vw;
}
.Firstscreen-nav ul li a{color: #fff;font-size: 1.0417vw;white-space: nowrap;}
.Firstscreen-nav ul li a:hover{font-weight: 600;}
.Firstscreen-nav ul li{
    padding: 0 22px;
    position: relative;
    white-space: nowrap;
}
.Firstscreen-nav ul li::before{
    content: ">";
    position: absolute;
    right: 0;
}
.Firstscreen-nav ul li:last-child::before{
    content: " ";
}
.Firstscreen-nav ul .title-ul{white-space: nowrap;}
.five .bix{padding: 0;width: 100%;padding: 38px 0;}
/* article */
.article-content{
 padding:1vw 0;
}
.article-content .title{
    font-size: 38px;
    font-weight: 600;
    text-align: center;
    padding: 60px 2em;
    position: relative;
    overflow-y: hidden;
    color: #333;
}
.article-content .bar{line-height:2.8em;/* height:2.8em; */text-align:center;color:#999;border-bottom:1px solid #dedede;font-size:14px;margin-bottom:50px;}
/*.article-content .title::before{
    position: absolute;
    bottom: 26%;
    left: 50%;
    transform: translate(-50%);
    content: "";
    display: block;
    height: 42px;
    width: 162px;
    background: rgba(0, 0, 0, 0.1);
}
*/
.article-content p{
    font-size: 20px !important;
    color: #333;
    line-height: 40px !important;
    margin-bottom: 10px;
    text-indent: 2em;
}
.article-content p img, .article-content p video{
    margin:auto;
    display: block;
    height: auto !important;
}
.article-content #vsb_content_2  p a{
    color: #333;
    text-decoration: none;
    font-size: 20px;
}
.article-content a{display:inline-block;}
#vsb_content table{ border: 0px;border-left:1px solid #ddd; border-top:1px solid #ddd;width:80%; margin:20px auto}
#vsb_content table tr td{ border-left:0px; text-align: center;border-top:0px;line-height: 23px; padding: 5px; border-right-width: 1px; border-bottom-width: 1px; border-right-style: solid; border-bottom-style: solid; border-right-color: #ddd; border-bottom-color: #ddd; }
#vsb_content table tr td p{text-indent:0em; padding:0px; margin:0px; text-align:center; }

/* link */
.link-content{
    width: 100%;
    margin: 0 auto 20px;
    display: flex;
    justify-content: space-between;
    width: 78.5% !important;
    max-width: 1500px !important;
    margin: 0 auto;
    min-width: 1200px !important;
}
.link-content .a-link{
    width: 19.3%;
    /* border-left: 6px solid #bfbfbf; */
    background: #f7f7f7;
    padding-top: 38px;
    padding-bottom: 80px;
    height: auto;
    height: max-content;
}
.link-content .a-link a{
    font-size: 24px;
    font-weight: 600;
    color: #333;
    padding: 24px 0 24px 60px;
    position: relative;
}
.link-content .a-link a img{
    position: absolute;
    right: 10%;
    bottom: 38%;
    transform: translate(-50%,0);
}
.link-img{opacity: 0;}
.link-content .a-link a{position: relative;}
.link-content .a-link a::before{
    content: "";
    display: none;
    width: 10%;
    height: 100%;
    border-left: 6px solid #d21f1f;
    background: #fff;
    position: absolute;
    left: -10%;
    top: 0;
}
.link-content .a-link a:hover{
    background: #fff;
    color: #d21f1f;
}
.link-content .a-link a:hover::before{display: none;}
.link-content .a-link a:hover .link-img{
    opacity: 1;
}
.link-content .a-link a:hover .link-img2{
    opacity: 0;
}
.ul-link{
    width: 80%;
    /* flex: 1; */
}
.ul-link .title{
    padding: 64px 0;
    font-size: 34px;
    color: #333;
    font-weight: 600;
    text-align: center;
    background: url(../image/link-top.png) no-repeat;
    background-position: center;
}
.ul-link ul{margin-bottom: 40px;min-height: 200px ;}
.ul-link ul li{
    width: 100%;
    padding: 18px 40px;
    background: #fafafa;
    margin-bottom: 20px;
    padding-right: 10%;
}
.ul-link ul li:hover{
    box-shadow: 0 2px 10px 0 rgba(211, 43, 43,0.5);
}
.ul-link ul li:hover a .you p:nth-child(1){
    color: #d32b2b;
    font-weight: 600;
    border-bottom: 1px solid #d32b2b;
    /* display: block; */
}
.ul-link ul li a{
    display: flex;
    align-items: center;
}
.ul-link ul li a .zuo{
    width: 12%;
    height: 85px;
    text-align: center;
}
.ul-link ul li a .zuo p:nth-child(1){
    font-size: 26px;
    padding-bottom: 8px;
    padding-top: 12px;
}
.ul-link ul li:hover a .zuo p:nth-child(1){
    color: #bf1919;
    font-weight: 600;
}
.ul-link ul li a .zuo p:nth-child(2){
    font-size: 14px;
    color: #848484;
}
.ul-link ul li:hover a .zuo p:nth-child(2){
    color: #bf1919;
}
.ul-link ul li a .you{
    width: 88%;
    height: 85px;
    border-left: 1px solid #cdcbcb;
    padding-left: 20px;
}
.ul-link ul li a .you p:nth-child(1){
    /* width: max-content; */
    font-size: 18px;
    padding-bottom: 10px;
    padding-top: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 10px;
}
.ul-link ul li a .you p:nth-child(2){
    font-size: 14px;
    white-space: nowrap;  
    overflow: hidden;  
    text-overflow: ellipsis;  
    -webkit-overflow-scrolling: touch;
    color: #848484;
}
.ul-link .ul-img{
    margin: 0 auto;
    margin-bottom: 30px;
}
/* course-content */
.course-content{
    background: #f7f7f7;
    width: 100%;
    padding-bottom: 42px;
}
.course-content .title{
    padding:36px 58px 48px 28px;
    background: #fff;
    margin-bottom: 40px;
}
.course-content .title:hover .course-box p:nth-child(3){
color: #bf1919;
}
.course-box p:nth-child(4) button:hover{
    font-weight: 600;
}
.course-content .title .player{
    width: 37%;
    position: relative;
}
.course-content .title .player button{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.course-box{
    width: 63%;
}
.course-box p:nth-child(1){
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 38px;
}
.course-box p:nth-child(2){
    font-size: 22px;
    color: #333;
    padding-left: 10px;
    margin-bottom: 26px;
    margin-left: 20px;
}
.course-box p:nth-child(3){
    font-size: 16px;
    color: #333;
    padding-left: 10px;
    line-height: 30px;
    margin-bottom: 60px;
    margin-left: 20px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
}
.course-box p.flex a{
   padding: 12px 30px;
   border-radius: 20px;
   background: #a40000;
   color: #fff;
   font-size: 20px;
   margin-left: 20px;
}
.course-box p.flex a img{
    margin-left: 16px;
}
.course-box p.flex span.dj{
    padding: 12px 30px;
    border-radius: 20px;
    background: #eee;
    color: #333;
    font-size: 16px;
 }
 .course-link{
display: flex;
    align-items: flex-start;
    justify-content: space-between;}
 .course-link .zuo{
    width: 70%;
    padding:0 36px;
    background: #fff;
 }
 .course-link .zuo .title1, .course-link .you .title1{
    font-size: 22px;
    font-weight: 600;
    border-bottom: 1px solid #e6e6e6;
    padding: 26px 0;
    padding-left: 18px;

 }
 .course-link .zuo a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #333;

 }
 .course-link .zuo a:hover .link{
    color: #bf1919;
    font-weight: 600;
 }
 .course-link .zuo a .link img{
    margin-left: 18px;
    margin-right: 38px;
    padding: 20px 0;
 }
 .course-link .zuo a p{color: #848484;margin-right: 18px;}
 .course-link .you {
    width: 28%;
    background: #fff;
    padding-bottom: 72px;
 }
 .course-link .you:hover .zi p:nth-child(2){
    color: #bf1919;
    font-weight: 600;
 }
 .course-link .you .img{
    width: 80%;
    margin: 0 auto;
    padding: 26px 0;
 }
 .course-link .you .zi p:nth-child(1){
    font-size: 22px;
    text-align: center;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
 }
 .course-link .you .zi p:nth-child(2){
    font-size: 16px;
    width: 70%;
    margin: 0 auto;
    line-height: 30px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 7;
    -webkit-box-orient: vertical;
 }
 .five{
    padding-top: 0;
 }
 /* Recommended-content */
 .Recommended-content .one{
    padding-top: 72px;
    padding-bottom: 50px;
 }
 .Recommended-content .one .one-box ul li{
    margin-bottom: 40px;
 }
 .Recommended-content-link{
    margin: 0 auto;
 }
.article-content.course-link .zuo{
 margin-top:125px;
}
 /* 响应式 */
 @media screen and (max-width: 1880px) {
.link-content .a-link a img{
display: none;
}}
 @media screen and (max-width: 1480px) {
    .Firstscreen-nav ul,.Firstscreen-nav ul li a {
        font-size: 18px !important;
    }
    .Firstscreen-nav .title{
        height: 100% !important;
        font-size: 1.6146vw !important;
        padding: 1.6vw 3.125vw;
    }
    .link-content .a-link a {
        font-size: 20px;
        padding: 24px 0 24px 18px;
    }
 }
 @media screen and (max-width: 1480px) {
    .Firstscreen-nav .title{
        padding: 1.9vw 3.125vw;
    }
 }
 @media screen and (max-width: 1300px) {
    .link-content,.Firstscreen-nav,.ul-link{
        width: 100%;
    }
.link-content .a-link{
display: none;
}
 }
 @media screen and (max-width: 1100px) {
    .course-box p:nth-child(4) button{
        font-size: 15px;
    }
}
 @media screen and (max-width: 900px) {
.foor .foor-top .you {
    display: block; 
}
    .Firstscreen-nav .title{
        padding: 2vw 3.125vw;
        font-size: 2vw !important;
    }
    .course-box p:nth-child(2){
        font-size: 18px;
        padding-left: 10px;
        margin-bottom: 16px;
        margin-left: 20px;
    }
    .course-box p:nth-child(1) {
        font-size: 20px;
        margin-bottom: 24px;
    }
    .course-link{display: block;}
    .course-link .zuo,.course-link .you{width: 100%;}
    .course-link .you .img img{width: 100%;}
    .course-link .you{
        margin-top: 40px;
    }
    .course-box p:nth-child(4) span{
        padding: 0;
        background: none;
    }
    .course-content .title .player{
        display: none;
    }
    .course-box{
        width: 100%;
    }
    .link-content{
        display: block;
    }
    .link-content .a-link{
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        padding: 0;
    }
    .link-content .a-link a{
        width: 20%;
    }
    .ul-link{
        width: 96%;
        margin: 0 auto;
    }
    .ul-link .title{
        font-size: 26px;
    }
 }
 @media screen and (max-width: 800px) {
    .Firstscreen-nav .title{
        width: auto;
        padding: 2vw 3.125vw;
        font-size: 16px !important;
    }
   .Recommended-content .one {
        padding-top: 24px !important;
    }
 }
 @media screen and (max-width: 750px){
    .Recommended-content .one .one-box {
     padding-top: 20px !important;
 }

 .course-link .zuo a{
    font-size: 16px;
 }
 .course-box p:nth-child(3){
    margin-bottom: 30px;
 }
 .course-box p:nth-child(4){
    display: block;
 }
.course-box p:nth-child(4) a{
margin-bottom: 20px;
}
 .course-box p:nth-child(4) span{
    width: auto;
    display:flex;
    text-align: center;
    margin-left: 20px;
 }
 .link-content .a-link a img{display: none;}
 .ul-link ul li a .you{width: 76%;}
 .ul-link ul li a .zuo{width: 22%;}
  }
 @media screen and (max-width: 600px){
   .Recommended-content .one .one-box {
    padding-top: 20px !important;
}
.link-content .a-link,.Firstscreen-nav ul {
    overflow-x: auto;
    overflow-y: scroll;
}
.link-content .a-link a {
    white-space: nowrap;
}
.course-content .bx-x{
    width: 100%;
}
.article-content .title::before{
    display: none;
}
.article-content .title{
    font-size: 28px;
    padding: 30px 0;
}
.ul-link{width: 100%;}
 }
 @media screen and (max-width: 560px){
    .Firstscreen-nav ul, .Firstscreen-nav ul li a{
        font-size: 15px !important;
    }
    .Firstscreen-nav{
        width: 100%;
        padding-left: 10%;
    }
}
@media screen and (max-width: 520px){
    .Firstscreen{
       padding-top: 20%;
    }
    .course-link .zuo a .link img {
        margin-left: 0px;
        margin-right: 12px;
        padding: 20px 0;
    }
    .link-content .a-link a{font-size: 16px;}
    .ul-link ul li a .you{width: 60%;}
    .ul-link ul li a .zuo{width: 38%;}
}
@media screen and (max-width: 420px){
    .Firstscreen{
       padding-top: 24%;
    }
    .Firstscreen-nav{
        padding-left: 0;
    }
    .Recommended-content .one .one-box ul li {
        margin-bottom: 6px;
    }
}