.dark .yk-course-info header{background:#40577f;-webkit-box-shadow:0 4px 10px 0 rgba(0,0,0,.15);box-shadow:0 4px 10px 0 rgba(0,0,0,.15)}.dark .yk-course-info header .yk-ci-teacherInfo{border-color:#596880}.dark .yk-course-info header .yk-ci-teacherInfo .yk-courseInfo-info h3{color:#fff}.dark .yk-course-info header .yk-ci-teacherInfo .yk-courseInfo-info span{color:#e6e6e6}.dark .yk-course-info header .yk-course-description .el-main p{color:#fff}.dark .yk-course-info .el-progress-bar__outer{background:#334b71}.dark .yk-course-info .el-tabs__item.is-active{color:#fff}.dark .yk-course-info .yk-ci-content{background:#40577f;-webkit-box-shadow:0 4px 10px 0 rgba(0,0,0,.15);box-shadow:0 4px 10px 0 rgba(0,0,0,.15)}.dark .yk-course-info .yk-ci-content .course-info-classify .course-classify-li{background:#3c4c66}.dark .yk-course-info .el-tabs__item,.dark .yk-course-info .yk-ci-content .course-info-classify .course-classify-li h3,.dark .yk-course-info .yk-ci-content .course-info-classify .course-classify-li p{color:#fff}