.px-course-detail-wrapper .course-head-con{padding:0 30px;height:54px;line-height:54px;background:#fff;color:#333;font-size:16px}.px-course-detail-wrapper .course-head-con .sp-head-line{margin:0 10px}.px-course-detail-wrapper .course-head-con .sp-active-name{color:#2878ff}.px-course-detail-wrapper .course-detail-data-con{margin:20px auto;padding:25px;width:1200px;-webkit-box-sizing:border-box;box-sizing:border-box;background:#fff}.px-course-detail-wrapper .c-intro-con{height:270px}.px-course-detail-wrapper .c-intro-con .c-cover-con{width:420px;height:270px;background-size:cover;background-position:50% 50%;background-repeat:no-repeat}.px-course-detail-wrapper .c-intro-con .c-cover-con img{width:100%;height:100%}.px-course-detail-wrapper .c-intro-detail{width:700px}.px-course-detail-wrapper .c-intro-detail .p-c-name{color:#333;font-size:16px;font-weight:700}.px-course-detail-wrapper .c-intro-detail .p-brief-con,.px-course-detail-wrapper .c-intro-detail .p-c-author,.px-course-detail-wrapper .c-intro-detail .p-study{margin-top:10px;color:#666}.px-course-detail-wrapper .c-intro-detail .ant-progress{width:50%}.px-course-detail-wrapper .c-intro-detail .p-brief-article{margin-top:10px;color:#333;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:6;overflow:hidden;height:123px}.px-course-detail-wrapper .c-chapter-con{margin-top:30px}.px-course-detail-wrapper .c-chapter-con .study-pro-con{margin-right:30px;width:240px}.px-course-detail-wrapper .c-chapter-con .study-pro-con .ant-progress-inner{background:#e3e3e3}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li{height:40px;line-height:40px;background:#f5f5f5}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li-nav{font-size:16px;color:#2878ff}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li-nav .px-icon-zaixiankecheng{text-align:center}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li-nav .px-icon-zaixiankecheng,.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li-nav .px-icon-zhou{display:inline-block;width:56px;height:40px;font-size:26px;color:#2878ff;border-right:2px solid #fff;vertical-align:middle}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-li-nav p{margin-left:10px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis{padding:30px 0 20px 40px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-lis-nav{line-height:25px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .px-icon-dian{font-size:30px;vertical-align:middle;margin-right:5px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis h3{font-size:16px;color:#2878ff}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list{border-left:2px solid #e9edf0;padding:0;margin-left:14px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list-p{margin-left:22px;font-size:14px;font-family:MicrosoftYaHei;color:#333;margin-top:10px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list-p i{color:#2878ff;margin-right:10px;font-size:18px;vertical-align:-2px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list-p .content-tab-outline-list-itemxs{display:block;margin-top:10px;padding-left:20px;cursor:pointer}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list-p .content-tab-outline-list-itemxs:hover{color:#2878ff}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .content-tab-outline-list-p .content-tab-outline-list-itemxs i{margin-right:0}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .source-info-con{display:-webkit-box;display:-ms-flexbox;display:flex}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .source-info-con .info-title-text{width:800px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .source-info-con .info-progress{width:200px}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .is-file:hover{background:#f5f5f5}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis .outline-tab-con:hover{color:#2878ff;cursor:pointer}.px-course-detail-wrapper .c-chapter-con .content-tab-outline-lis p:first-of-type{margin-top:0}