.news_left {
  width: 342px;
}
.news_left_item {
  width: 100%;
  height: 274px;
  position: relative;
  border-top: 1px solid rgb(153, 153, 153);
  box-sizing: border-box;
  margin-bottom: 20px;
}
.news_left_item:last-child {
  margin-bottom: 0;
}
.news_left_tile span {
  display: inline-block;
  height: 35px;
  line-height: 35px;
  padding: 0 15px;
  font-size: 18px;
  border-top: 3px solid rgb(102, 102, 102);
}

.news_left_box {
  height: calc((100% - 37px));
  overflow: hidden;
  box-sizing: border-box;
}
.news_left_img,
.news_left_list,
.news_left_list_copy {
  width: 100%;
  background-color: #fff;
}
.news_left_img img {
  width: 342px;
  height: 100%;
  background-color: #fff;
}
.news_left_text {
  position: absolute;
  left: 10px;
  bottom: 10px;
  font-size: 16px;
  color: #000;
}
.news_left_list .news_left_list_item,
.news_left_list_copy .news_left_list_item {
  padding: 10px 0;
  display: flex;
  align-items: center;
  border-bottom: 1px dashed #f3f3f3;
}
.news_left_list .news_left_list_item a,
.news_left_list_copy .news_left_list_item a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
  color: #000;
}
.news_left_list .news_left_list_item img,
.news_left_list_copy .news_left_list_item img {
  width: 7px;
  height: 7px;
  padding: 0 5px;
}
/* 右侧 */
.news_right {
  flex: 1;
  min-height: 568px;
  margin-left: 20px;
  background-color: rgb(255, 255, 255);
}
.news_tab {
  width: 100%;
  height: 43px;
  line-height: 43px;
  display: flex;
  border-bottom: 3px solid #f3f3f3;
}
.news_tab_item {
  width: 100px;
  height: 100%;
  text-align: center;
  cursor: pointer;
}
.news_tab_item.active {
  border-bottom: 3px solid rgb(102, 102, 102);
}
.news_content_box:nth-child(n + 3) {
  display: none;
  /* background: #000; */
}
.news_content {
  display: flex;
}
.news_content_flex {
  flex: 1;
  padding: 20px;
}
.news_content_title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid rgb(223, 223, 223);
}
.news_content_title p {
  font-size: 18px;
  color: #01afaa;
}
.news_content_title p span {
  color: rgb(153, 153, 153);
  margin-left: 10px;
  font-size: 12px;
}
.news_content_more a {
  font-size: 14px;
  color: rgb(102, 102, 102);
}
.news_content_item {
  padding: 17px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgb(223, 223, 223);
}
.news_content_item:last-child {
  border-bottom: 0;
}
.news_content_item a,
.news_content_item p {
  color: rgb(102, 102, 102);
  font-size: 16px;
}
/* 教师资讯\校园视频 */
.news_content_img {
  height: 100%;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}
.news_content_img_item {
  padding: 10px;
  width: calc((100% - 60px) / 4);
  height: 163px;
  margin-right: 20px;
  box-sizing: border-box;
  margin-bottom: 20px;
  border: 1px solid rgb(216, 216, 216);
}
.news_content_img_item:nth-child(4n) {
  margin-right: 0;
}
.news_content_img_item img {
  width: 100%;
  height: 105px;
}
.news_content_img_item p {
  text-align: center;
  color: rgb(102, 102, 102);
  font-size: 14px;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
/* 友情链接 */
.news_content_links {
  display: flex;
  flex-wrap: wrap;
}
.news_content_links .news_content_links_item {
  width: calc(100% / 4);
  padding-left: 10px;
  margin-bottom: 20px;
  color: rgb(102, 102, 102);
  font-size: 14px;
  position: relative;
  box-sizing: border-box;
}
.news_content_links .news_content_links_item::before {
  content: "";
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: -5px;
  width: 4px;
  height: 4px;
  background: #000;
}