.actives {
    background: #efefef;
    border-left: 4px solid #e9280c;
}

.met_section1 {
    padding: 0;
    width: 70%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.met_section_head {
    height: 50px;
    font-size: 12px;
}

.met_section_head a {
    line-height: 50px;
    color: #999;
}

.met_section_head a:hover {
    color: red
}

.met_section_main {
    position: relative;
    display: flex;
    justify-content: space-between;
}

.met_section_main .right {
    display: flex;
    justify-content: center;
    position: relative;
    width: 100%;
    height: 300px;
    border-right: 1px solid #ddd;
}

.met_section_main .right a {
    position: absolute;
}

.met_section_main .left {
    width: 671px;
}

.met_section_main .left .met_title {
    margin: 0;
    padding: 20px 0;
    font-size: 24px;
    padding: 20px 5px;
    border-bottom: 1px solid #ddd;
    font-weight: 700;
}

.met_nav {
    height: 45px;
    line-height: 45px;
    margin: 30px 0;
    border: 1px solid #ddd;
}
.right video {
    width: 100%;
    height: 100%;
}
.met_nav li {
    width: 136px;
    height: 43px;
    float: left;
    list-style: none;
    border-right: 1px solid #ddd;
    cursor: pointer;
    text-align: center;
    background: #f7f8fa;
}

.met_tools {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid #ddd;
    margin-top: 30px;
    /* position: relative; */
    padding: 10px 10px 0;
    height: 50px;
    line-height: 50px;
}

.met_page {
    display: flex;
}

.met_page li {
    margin-left: 30px;
}

.met_page li a {
    color: #607fa6;
}

.met_page li span {
    margin-right: 5px;
}

.xian {
    margin-top: 30px;
    font-size: 18px;
    font-weight: normal;
    border-bottom: 1px solid #ddd;
    padding: 10px 10px;
    color: #333;
}

.met_related_list {
    display: flex;
}

.met_related_list li {
    display: flex;
    justify-content: center;
    width: 100%;
}

.met_related_list li a {
    margin-top: 20px;
    display: block;
    border: 1px solid #ddd;
    text-align: center;
    font-size: 12px;
}

.met_related_list li a:hover {
    background-color: #fff
}

.met_related_list li a img {
    width: 213px;
    height: 214px;
}

.met_related_list li a h2 {
    text-align: left;
    font-size: 14px;
    padding: 10px 10px;
    font-weight: normal;
    border-top: 1px solid #ddd;
}

.met_section_main .left p {
    background-color: #ddd;
}

.met_section_main .left ul li {
    list-style: none;
    color: #818181;
    padding: 8px 5px 8px 90px;
    border-bottom: 1px solid #ddd;
    position: relative;
    box-sizing: content-box;
}

.met_section_main .left ul li span {
    position: absolute;
    left: 0;
    top: 0;
    padding: 8px 5px;
    width: 80px;
    word-wrap: break-word;
}

.met_section_main .left p {
    padding: 10px;
    margin-top: 20px;
    background: #f7f8fa;
    color: #666;
}

.met_section_bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    /* height: 160px; */
    /* background-color: #ddd; */
}

.met_section_bottom li {
    width: 66px;
    height: 66px;
    margin-top: 10px;
    margin-right: 10px;
    cursor: pointer;
    /* background-color: #666; */
}

.met_section_bottom li img {
    width: 100%;
    height: 100%;
}

.met_section_right {
    width: 46.5%;
}

.flex-active {
    border: 1px solid #333
}