.topic_subnav_box
{
    width: 1200px;
    height: 60px;
    background: #FFFFFF;
    border: 1px solid #D3E1E2;
    border-radius: 4px;
}

.topic_subnav ul {
    float: left;
}

.topic_subnav li {
    float: left;
    margin-left: 70px;
    margin-top: 22px;
}

.topic_subnav li:first-child {
    margin-left: 0;
}
.topic_subnav li a {
    font-size: 16px;
    color: #999999;
    line-height: 21px;
    display: block;
    font-weight: bold;
}

.topic_subnav li a {
    font-size: 16px;
    color: #999999;
    line-height: 21px;
    display: block;
    font-weight: bold;
}

.topic_subnav li a：hover {
    color: #1C969F;
}

.topic_subnav li a.hover
{
    color: #1C969F;
    padding-bottom: 11px;
    border-bottom: 6px solid transparent;
    border-image: linear-gradient(to right, #1C969F  0%, #8FF5FC 100%);
    border-image-slice: 1;
}

.topic_subnav_title{
    height: 21px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    line-height: 21px;
    color: #1C969F;
    padding-top:20px;
    float: left;
}

.topic_subnav_image{
    height:36px;
    padding-top:12px;
    padding-left:30px;
    padding-right:20px;
    float: left;
}
.topic_subnav_logoTitle{
    width: 400px; 
    float: left;
}

.block_img:last-of-type {
        border-bottom: 0;
}
.block_img {
    display: flex;
    /* border-bottom: 1px solid #D3E1E2; */
    padding: 16px 16px;
    box-shadow: 0px 20px 3px -20px #D3E1E2;
}
.news_list .block_img .news_image {
    width: 160px;
    height: 120px;
    margin-right: 20px;
}
.news_list .block_img h1 {
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    line-height: 21px;
    color: #000000;
}
.news_list .block_img .news_content {
    padding: 12px 0;
    flex: 1;
    justify-content: space-between;
    display: flex;
    flex-direction: column;
}
.news_list .block_img .news_content .play {
    width: 48px;
    height: 20px;
    background: #000000;
    border-radius: 2px;
    color: white;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    padding: 0 5px;
    box-sizing: border-box;
    margin-right: 10px;
}
.news_list .block_img .news_content .play img{
    width: 10px;
    height: 11px;
}       
.news_list .block_img .news_content time {
    height: 19px;
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    line-height: 19px;
    color: #999999;
}
.news_list .block_img .news_content .footer {
    display: flex;
    align-items: center;
}

.block {
    background: white;
    border: 1px solid #D3E1E2;
    border-radius: 4px;
    width: 420px;
    margin-bottom: 20px;
}
.block .block_title_container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    height: 58px;
    box-sizing: border-box;
    border-bottom: 1px solid #D3E1E2;
}
.block .block_title_container .view_more {
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #999999;
    cursor: pointer;
}
.block .block_title {
    display: flex;
    align-items: center;
}
.block .block_title h1 {
    font-size: 18px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    color: #292E2E;
}
.block .block_title img {
    margin-right: 5px;
}
.block .hot_video_con {
    padding: 16px;
}
.block .hot_video_con ul li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 16px;
}
.block .hot_video_con ul li img {
    margin-right: 6px;
}
.block .hot_video_con ul li a {
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #000000;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.saizhi{
    margin-top: 20px;
    background: #fff;
    padding: 20px 16px;
    line-height: 24px;
    border-radius: 4px;
    border: 1px solid #D3E1E2;
}
.saizhi .content>p {
    font-size: 14px;
    line-height: 24px;
    color: #666666;
}

.saizhi .content > p strong{
    font-weight: bold;
}
.clearfix:after, .content:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}