.case_title_img_box{display:flex;justify-content:center;position:relative}.case_title_content{align-items:center;display:flex;flex-direction:column;height:100%;justify-content:center;position:absolute}.case_title_content_top{color:#fff;font-size:38px;font-weight:400;height:36px;line-height:36px}.case_title_content_bottom{color:#fff;font-size:8px;font-weight:400;margin-top:11px}.title_img{height:220px;-o-object-fit:cover;object-fit:cover;width:100%}.case_video_top_box{width:100%}.case_video_top{height:300px;width:100%}