.main-ach .ach-list[data-v-b938f85e]{display:flex;padding:20px 0 32px;flex-wrap:wrap}.main-ach .ach-list .ach-item[data-v-b938f85e]{width:285px;margin-right:20px;margin-top:24px;box-shadow:0 2px 14px 1px rgba(0,0,0,.1);cursor:pointer;border-radius:4px;overflow:hidden}.main-ach .ach-list .ach-item:hover .cover-url .icon-play[data-v-b938f85e]{display:block}.main-ach .ach-list .ach-item:hover .content .title[data-v-b938f85e]{color:#3894ff}.main-ach .ach-list .ach-item[data-v-b938f85e]:nth-child(-n+4){margin-top:0}.main-ach .ach-list .ach-item[data-v-b938f85e]:nth-child(4n){margin-right:0}.main-ach .ach-list .ach-item .cover-url[data-v-b938f85e]{position:relative}.main-ach .ach-list .ach-item .cover-url .el-image[data-v-b938f85e]{height:160px;display:block}.main-ach .ach-list .ach-item .cover-url .icon-play[data-v-b938f85e]{display:none;position:absolute;top:50%;left:50%;margin-left:-28px;margin-top:-28px;width:56px;height:56px;border-radius:50%;opacity:.8;background-color:#e42424}.main-ach .ach-list .ach-item .cover-url .icon-play[data-v-b938f85e]:after{content:"";display:block;width:0;height:0;border-top:9px solid transparent;border-bottom:9px solid transparent;border-left:12px solid #333;margin-top:21px;margin-left:24px}.main-ach .ach-list .ach-item .content[data-v-b938f85e]{padding:12px}.main-ach .ach-list .ach-item .content .title[data-v-b938f85e]{font-weight:600;margin-bottom:10px;font-size:16px;color:#333;line-height:22px}.main-ach .ach-list .ach-item .content .sub-row[data-v-b938f85e]{font-size:14px}.main-ach .ach-list .ach-item .content .sub-row .el-icon-view[data-v-b938f85e]{color:#707070}.forum[data-v-d9cc8420]{padding-top:24px}.forum .page-header[data-v-d9cc8420]{background-color:#f5f5f5;border-radius:8px;height:228px}