.course_list>ul{display:flex;flex-wrap:wrap;align-items:center}.course_list>ul li{box-shadow:0 0 10px 1px hsla(0,0%,86.3%,.5);background-color:#fff;border-radius:8px;margin-top:30px;margin-right:30px;width:275px}.course_list>ul li:nth-child(4n){margin-right:0!important}.course_list>ul li .course_img{width:auto;height:155px;border-radius:10px 10px 0 0;text-align:center;overflow:hidden}.course_list>ul li .course_img>img{width:100%;height:100%}.course_list>ul li .course_md{padding:15px}.course_list>ul li .course_md>h2{font-size:16px;font-weight:800;color:#1e2033;line-height:26px;height:52px;margin-bottom:10px;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.course_list>ul li .course_md .course_tit{display:flex;align-items:center}.course_list>ul li .course_md .course_tit p{padding:0 8px;height:20px;background:#f3f5f8;border-radius:4px;line-height:20px;font-size:10px;color:#4e5969;text-align:center;margin-right:5px}.course_list>ul li .course_md .course_data{display:flex;justify-content:space-between;align-items:center;margin-top:15px}.course_list>ul li .course_md .course_data .left{display:flex;align-items:center}.course_list>ul li .course_md .course_data .left .price{font-size:18px;color:#ff5e5d;line-height:24px;margin-right:10px}.course_list>ul li .course_md .course_data p{font-size:14px;color:#9e9e9e;line-height:24px}.course_list>ul li .course_md .course_data .el-button{background:#1677ff;border-radius:2px;height:30px;line-height:30px;padding:0 10px;font-size:14px;border:none}