.product-video{margin-bottom:30px}.product-video .video_tit{font-size:16px;font-weight:700;color:#262835;line-height:56px}.pro-video li{position:relative;margin-bottom:40px}.pro-video li .video-img-show{width:100%;height:100%;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:rgba(0,0,0,0)}.pro-video li .video-img-show img{width:100%;height:auto}.pro-video li .video-img-show button{position:absolute;left:50%;top:50%;width:68px;height:48px;margin-left:-34px;margin-top:-24px;-webkit-transition:opacity .25s cubic-bezier(0,0,.2,1);transition:opacity .25s cubic-bezier(0,0,.2,1);z-index:5;border-radius:5px;border:none;background-color:transparent;padding:0;color:inherit;text-align:inherit;font-size:100%;font-family:inherit;cursor:pointer;line-height:inherit}.pro-video li .video-img-show svg{height:100%;left:0;position:absolute;top:0;width:100%;pointer-events:none}.pro-video li .video-img-show:hover .ytp-large-play-button-bg{-webkit-transition:fill .1s cubic-bezier(0,0,.2,1),fill-opacity .1s cubic-bezier(0,0,.2,1);transition:fill .1s cubic-bezier(0,0,.2,1),fill-opacity .1s cubic-bezier(0,0,.2,1);fill:red;fill-opacity:1}@media (min-width:769px){.pro-video li{width:100%;max-width:1200px}.pro-video li.h675{height:675px}}@media (max-width:768px){.product-video{margin-bottom:10}.product-video .video_tit{font-size:16px;text-align:left;line-height:50px;padding:0;color:#262835;font-weight:700;padding:0 15px;border-bottom:1px solid #eee;background:#fff}.product-video .pro-video{padding:15px;background:#fff}.pro-video li{width:100%}.pro-video li iframe{height:320px!important;margin:0}}