.course-cell{padding:0!important}.course-cell .cell{padding:0;height:40px;line-height:20px}.course-cell-item{background:#f1f4f7;padding:10px;border-left:1px solid #dfdfdf}.course-cell-student{background:#f6f7f3;padding:10px;border-left:1px dashed #ddd}.el-table__row:hover .course-cell-item{background:#d5dae0}.el-table__row:hover .course-cell-student{background:#e3e6dd}