.ly_video_100{padding-bottom: 131px;background: url(../images/about_bg.png);background-size: 100%;background-repeat: no-repeat;background-position: bottom}.ly_video_100 .t_title{color: #001331;font-size: 44px;font-family: '微软雅黑';text-align: center;font-weight: bold;margin-bottom: 42px}.ly_video_100 .t_title h2{font-weight: bold;    color: #000;}.ly_video_100 .video{position: relative;overflow: hidden;border-radius: 20px;    width: 50%; margin-bottom: 50px;
    float: right;}.ly_video_100 .video .button{position: absolute;left: 50%;top: 50%;transform: translate(-50%,-50%)}.ly_video_100 .i_content{margin-top: 7px;text-align: center;font-family: '微软雅黑';color: #fff;font-size: 16px;letter-spacing: 0.3px;line-height: 1.6}.ly_video_100 .time{display: flex;flex-wrap: wrap;align-items: center;justify-content: space-around;margin-top: 31px;      padding-top: 50px;  clear: both;}.ly_video_100 .time .number{font-size: 46px;font-family: '微软雅黑';border-bottom:4px solid #525252;padding-bottom: 5px;display: flex;align-items: baseline}.ly_video_100 .time .number h3{background:linear-gradient(to bottom, #000000, #7c7a78);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.ly_video_100 .time .number span{font-size: 20px}.ly_video_100 .time .i_brief{text-align: center;font-family: '微软雅黑';color: #fff;font-size: 16px;margin-top: 21px}.ly_video_100 .about_link{border: none !important;background: linear-gradient(to top,#3d81c8, #5843a0);color: #fff;margin: 52px auto 0;text-decoration: none;color: #fff;border:none;display:flex;border-radius:44px;font-family:'微软雅黑';font-size:16px;justify-content:center;width:max-content;align-items:center;padding:5px;min-width:180px;min-height:44px}.ly_video_100 .about_link:hover{border: none !important;background: linear-gradient(to top,#3d81c8, #5843a0);color: #fff}@media screen and (max-width: 1000px){.ly_video_100{background:  url(../images/about_bg_mb.png);padding-bottom: 20px;background-size: 100%;background-repeat: no-repeat;background-position: bottom}.ly_video_100 .video .button{width: 40px;height: 40px}.ly_video_100 .video{border-radius: 10px}.ly_video_100 .t_title{font-size: 24px;margin-bottom: 25px}.ly_video_100 .time .i_brief{margin-bottom: 20px;margin-top: 10px;font-size: 14px}.ly_video_100 .time .number{font-size: 24px;justify-content: center}.ly_video_100 .time .item{width: 35%;text-align: center}.ly_video_100 .about_link{margin: 25px auto 0}.ly_video_100 .video .compute_item_img .compute_process_img{padding-top: 71.49% !important}}