body {
  background: #F9F9F9;
}

.container {
  margin: auto;
  width: 1200px;
}

.courseClassificationList {
  padding: 10px 20px 0 17px;
  border-radius: 4px;
  margin-top: 30px;
  background-color: #FFFFFF;
}

.courseClassificationList .courseClassificationList_item {
    position: relative;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
}

.courseClassificationList .courseClassificationList_item::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    left: 70px;
    z-index: 2;
    height: 1px;
    border-bottom: 1px dashed #EFEFEF;
}

.courseClassificationList .courseClassificationList_item:last-child::after {
    display: none;
}

.courseClassificationList .courseClassificationList_item .courseClassificationList_item_title {
  font-size: 14px;
  line-height: 60px;
  color: #969696;
}

.courseClassificationList .courseClassificationList_item .courseClassificationList_item_content {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
     -moz-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  min-width: 0;
  height: 60px;
  padding: 15px 103px 0 30px;
  overflow: hidden;
}

.courseClassificationList .courseClassificationList_item .courseClassificationList_item_content.autoHeight {
    height: auto;
}

.courseClassificationList_item_content .content_item {
  height: 30px;
  margin: 0 30px 15px 0;
  font-size: 14px;
  line-height: 30px;
  color: #282828;
  cursor: pointer;
}

.courseClassificationList_item_content .content_item.on {
    color: #2C8EFF;
}

.courseClassificationList_item_content .content_item:hover {
    color: #2C8EFF;
}

.courseClassificationList_item .courseClassificationList_item_morethan {
  height: 30px;
  margin: 15px 0;
  font-size: 14px;
  line-height: 30px;
  color: #282828;
  cursor: pointer;
}

.courseClassificationList_item .courseClassificationList_item_morethan.visibility {
    visibility: hidden;
}

.courseClassificationList_item .courseClassificationList_item_morethan span:nth-child(2) {
  font-size: 12px;
}


/* 课程列表开始 */
.container_curriculum_list {
    margin-top: 30px;
}

.container_curriculum_list_con {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-row-gap: 14px;
  grid-column-gap: 14px;
}

.container_curriculum_list_item {
  min-height: 274px;
  border-radius: 8px;
  overflow: hidden;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
     -moz-box-orient: vertical;
     -moz-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  background: #fff;
  -webkit-transition: .3s;
  -o-transition: .3s;
  -moz-transition: .3s;
  transition: .3s;
  cursor: pointer;
}

.container_curriculum_list_item:hover {
  -webkit-box-shadow: 0px 2px 15px rgba(79, 109, 143, 0.15);
          box-shadow: 0px 2px 15px rgba(79, 109, 143, 0.15);
}


.container_curriculum_list_item_image {
    position: relative;
  /* height: 148px;
  overflow: hidden; */
}

.container_curriculum_list_item_image img {
    display: block;
    width: 290px;
    height: 160px;
    -o-object-fit: cover;
       object-fit: cover;
}

.container_curriculum_list_item_image > div:nth-child(2) {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    padding-right: 16px;
    padding-left: 41px;
    border-bottom-right-radius: 8px;
    background: rgba(0, 0, 0, 0.6) url("../images/live3.png") 15px center/16px 16px no-repeat;
    font-size: 16px;
    line-height: 34px;
    color: #fff;
}

.container_curriculum_list_item_image > div.live1 {
    background-image: url("../images/live1.png");
}

.container_curriculum_list_item_image > div.live2 {
    background-image: url("../images/live2.png");
}

.course {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
     -moz-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  padding: 11px 15px 0 15px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
     -moz-box-orient: vertical;
     -moz-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  /* justify-content: space-between; */
}

.course_title {
    overflow: hidden;
    white-space: nowrap;
    -o-text-overflow: ellipsis;
       text-overflow: ellipsis;
  color: #282828;
  font-size: 16px;
  margin-bottom: 9px;
}

.course_tip {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
     -moz-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  /* margin-bottom: 19px; */
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
     -moz-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;

}

.course_tip>div:nth-child(1) {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
     -moz-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  /* margin-right: 10px; */
  -webkit-align-self: flex-start;
      -ms-flex-item-align: start;
          align-self: flex-start;
}

.course_tip>div:nth-child(1)>span {
  display: inline-block;
  margin-right: 10px;
  margin-bottom: 8px;
  width: 62px;
  height: 22px;
  background: rgba(44, 142, 255, 0.06);
  border-radius: 2px;
  color: #2C8EFF;
  font-size: 12px;
  line-height: 22px;
  text-align: center;
}

.course_price_content {
    height: 44px;
}

.course_price_content_item {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  color: #666666;
  font-size: 14px;
  line-height: 22px;
}

.course_price_content_value {
  color: #FF6B00;

}

.course_price_content_vip {
  width: 21px;
}

.course_price_content_vip img {
  width: 100%;
  height: auto;
}

.course_price_content_truePrice {
  font-size: 12px;
}

.course_price_content_truePrice span:nth-child(1) {
  position: relative;
  right: -6px;
}


.course_price_content_value>span:nth-child(1) {
  font-size: 10px;
}

.course_price_content_value>span:nth-child(2) {
  position: relative;
  right: 8px;
}

.course_price>div:nth-child(2) {
  color: #666666;
  font-size: 14px;
}

.course .upload_number {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
     -moz-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
     -moz-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
    height: 48px;
    border-top: 1px dashed #eee;
    margin-top: 8px;
  color: #999999;
  font-size: 14px;
}

.course .upload_number div:nth-child(2) {
  font-size: 14px;
  color: #FF6B00;
}

.course .upload_number div:nth-child(2) span {
    font-size: 18px;
}

.course .upload_number div.free {
    font-size: 16px;
}

/* 课程列表结束 */

.pagination {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
     -moz-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  margin-top: 70px;
  padding-bottom: 100px;
}

.pagination .el-pagination .btn-prev, .pagination .el-pagination .btn-next {
    /* width: 78px;
    height: 38px;
    padding: 0;
    border: 1px solid #E9E9E9;
    font-size: 14px;
    color: #CCCCCC; */
}

.pagination .el-pager li {
    /* height: 38px;
    border: 1px solid #E9E9E9;
    line-height: 38px; */
}