#about .content_box{margin-top:15px}#about .content_box p{color:#8C8C8C;font-size:15px;line-height:1.6;font-weight:400;width:80%}#about .video{width:100%;height:370px;border-radius:16px;position:relative;overflow:hidden;margin:25px 0}#about .video iframe{width:100%;height:100%;position:absolute;top:0;left:0;z-index:3}#about .video img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}#about .video .play_btn{position:absolute;top:0;left:0;width:100%;height:100%;cursor:pointer;background:-webkit-gradient(linear,left bottom, left top,color-stop(0, rgba(0,0,0,.8)),to(rgba(0,0,0,0)));background:-o-linear-gradient(bottom,rgba(0,0,0,.8) 0,rgba(0,0,0,0) 100%);background:linear-gradient(0deg,rgba(0,0,0,.8) 0,rgba(0,0,0,0) 100%);display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}#about .video .play_btn svg{display:block;-ms-flex-negative:0;flex-shrink:0;fill:#fff;width:100px;height:100px;position:relative;z-index:2}#about .video .play_btn p{color:#FFF;text-align:center;font-size:24px;line-height:1.2;font-weight:600;position:absolute;width:100%;left:0;bottom:50px}#stage-section{overflow:hidden}#about-section .about_box{padding:0;background:0 0}#about-section .production_box{margin-top:0}#about-section .production_box .head_box .title_block .title-1 p{font-size:28px}@media screen and (max-width:600px){#about .content_box p{width:100%}}@media screen and (max-width:500px){#about .video{height:270px}#about .video .play_btn svg{width:60px;height:60px}#about .video .play_btn p{font-size:20px}}