#courses{display:flex;justify-content:center;flex-direction:column}.course-block{padding:20px 50px}.course-block .course-section{padding:20px 0}.course-block .course-title{text-align:center;font-size:25px;font-weight:700}.course-block .course-video{display:flex;justify-content:center;width:100%;height:100%}.course-block .course-video .pause-cover{width:100%;height:100%;background:rgba(0,0,0,.8);display:flex;justify-content:center;align-items:center;color:#fff}.course-block .course-video .pause-cover .play-icon{font-size:36px;background:#000;padding:9px;border-radius:30px}.course-block .course-video .pause-cover .pause-content{margin-left:20px;display:flex;flex-direction:column;align-self:center}.course-block .course-video .pause-cover .pause-content .pause-text{font-size:20px;padding-bottom:15px;font-weight:700}.course-block .course-video .pause-cover .pause-content .course-info-title{font-size:16px;font-weight:700;margin-bottom:5px}.course-block .course-video .pause-cover .pause-content .course-info-summary{color:#999;padding-bottom:35px}.course-block .course-summary{border-bottom:1px solid #f4f4f4}.course-block .course-desc{display:flex}.course-block .course-desc ul li{margin-left:15px;list-style:disc}.course-block .course-desc .course-time{flex:1;text-align:right;color:#9f9f9f}.course-block .course-neighbor .course-neighbor-last{float:left}.course-block .course-neighbor .course-neighbor-next{float:right}.course-block .course-neighbor .orangeFont{cursor:pointer}.course-block .course-neighbor .noneData{cursor:not-allowed}