.vTopic_content_top{margin-bottom:10px;background-color:#fff;overflow:hidden}.vTopic_content_top_banner{max-width:100%;min-height:100px;background-color:#ddd;overflow:hidden}.vTopic_content_top_banner img{display:block;width:100%;height:auto}.vTopic_content_top_description{margin:5px 10px;text-align:justify;overflow:hidden}.vTopic_content_top_description h2{line-height:22px;margin:8px 0;font-size:18px;font-weight:700;overflow:hidden}.vTopic_content_top_description p{line-height:20px;margin:5px 0;font-size:14px;color:#999;overflow:hidden}.vTopic_content_main .vMod{overflow:inherit}.vTopic_content_main .vMod_header{position:-webkit-sticky;position:sticky;top:0;z-index:9}@media (min-width:1004px){.vTopic_content_main .vMod_header{position:static}}