.page-video-box .video-tags{margin-top:24px;display:flex;align-items:center;justify-content:center}.page-video-box .video-tags_item{margin:0 12px;padding:5px 12px;font-size:14px;color:#185FB1;border:1px solid #185fb1;border-radius:16px}.page-video-box .video-info{margin-top:40px;display:flex;justify-content:space-between;height:505px}.page-video-box .video-info_list{width:895px;height:505px}.page-video-box .video-info_list .video-list-item{position:relative;display:none;width:895px;height:505px;background:#272D4E}.page-video-box .video-info_list .video-list-item.video-list-item-1{background-size:100% 100%;background-repeat:no-repeat;background-image:url(../images/video/video_1.png)}.page-video-box .video-info_list .video-list-item.video-list-item-2{background-size:100% 100%;background-repeat:no-repeat;background-image:url(../images/video/video_2.png)}.page-video-box .video-info_list .video-list-item.video-list-item-3{background-size:100% 100%;background-repeat:no-repeat;background-image:url(../images/video/video_3.png)}.page-video-box .video-info_list .video-list-item.cur{display:block}.page-video-box .video-info_list .video-list-item .video-replay{cursor:pointer;position:absolute;left:50%;top:50%;transform:translate(-50%, -50%);width:64px;height:64px;background-size:100% 100%;background-repeat:no-repeat;background-image:url(../images/icon/icon_video.png);opacity:.8}.page-video-box .video-info_list .video-list-item .video-replay:hover{opacity:1}.page-video-box .video-info_nav{width:304px;height:100%;display:flex;flex-wrap:wrap;align-content:flex-start;background:#121B4A}.page-video-box .video-info_nav .video-nav-item{cursor:pointer;display:flex;justify-content:center;align-items:center;width:100%;height:126px;padding:40px 24px;font-size:16px;color:#ffffff;background:#121B4A}.page-video-box .video-info_nav .video-nav-item.cur{background:#0070C0}.page-video-box .video-info_nav .video-nav-link{color:#005DA9}.page-video-box .video-info_nav .video-nav-link:hover{color:#005DA9;background:#bfd6e9}.page-video-box .video-info_link{display:none}@media screen and (max-width:750px){.section2{padding:.8rem 0}.page-video-box .video-tags{width:5.3rem;margin:.2rem auto;display:flex;flex-wrap:wrap;gap:.2rem;align-items:center;justify-content:center}.page-video-box .video-tags_item{margin:0;padding:.1rem .24rem;font-size:.24rem;border:.02rem solid #185fb1;border-radius:.3rem}.page-video-box .video-info{margin-top:.4rem;height:inherit;flex-wrap:wrap-reverse}.page-video-box .video-info_list{margin-top:.24rem;width:100%;height:3.94rem}.page-video-box .video-info_list .video-list-item{width:100%;height:3.94rem}.page-video-box .video-info_list .video-list-item .video-replay{width:.96rem;height:.96rem}.page-video-box .video-info_nav{width:100%;display:flex;flex-wrap:wrap;gap:.06rem;align-items:center}.page-video-box .video-info_nav .video-nav-item{flex-wrap:wrap;width:7.02rem;height:1.12rem;text-align:center;font-size:.28rem;border-radius:.16rem;padding:.16rem .24rem}.page-video-box .video-info_nav .video-nav-item span{display:flex;width:100%;height:100%;align-items:center;text-align:left}.page-video-box .video-info_link{display:none}}