:root {
  --header-color: #212e4d;
}
html {
letter-spacing: 0;
}
body {
  background-color: #f0f2f5;
}

.w1200 {
  width: 1200px;
  margin: 0 auto;
}

/* 整个头部菜单 */
header {
  min-width: 1200px;
  background-color: var(--header-color);
}

.logo_top {
  width: 1200px;
  height: 150px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 365px auto 300px;
  align-items: center;
}

.logo_top h1 {
  font-size: 40px;
  color: white;
  letter-spacing: 5px;
  margin-left: 40px;
}

.logo_top .xiaoxun span {
  padding: 0 10px;
  font-size: 22px;
  color: white;
}

.index_menu {
  background-color: white;
  width: 100%;
  height: 60px;
}

.index_menu ul {
  width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
}
.index_menu ul li {
  position: relative;
}

.index_menu ul li .sub_nav {
  position: absolute;
  z-index: 300;
  top: 60px;
  left: 0;
  background-color: white;
  text-align: center;
  width:150px;
  display: none;
}

.index_menu ul li:hover>.sub_nav {
  display: block;
}

.index_menu ul li .sub_nav a {
  font-size: 20px;
  line-height: 50px;
  padding: 0 20px;
}

.index_menu ul li .sub_nav a:hover {
  background-color: #0e899e;
  color: white;
}
.index_menu ul li a {
  color: #07899f;
  font-size: 22px;
  line-height: 60px;
  display: block;
  text-align: center;
}

.col_public {
  width: 100%;
  height: 700px;
  overflow: hidden;
}

.col_public img {
  width: 100%;
  height: 700px;
  object-fit: cover;
}

.col_public .public {
  position: relative;
  top: -570px;
  width: 1560px;
  margin: 0 auto;
}

.col_public nav {
  padding: 20px 30px;
  position: absolute;
  z-index: 500;
  left: 0;
  top: 0;
  background-color: rgba(0, 0, 0, 0.6);
}

.col_public nav li {
  padding: 10px 0;
  border-bottom: 1px solid #fff;
}

.col_public nav li:nth-child(7) {
  border-bottom: none;
}

.col_public nav li a {
  color: white;
  font-size: 18px;
  font-weight: bold;
}

.col_public nav li .iconfont {
  margin-right: 6px;
  font-size: 20px;
}

/* 读懂专业区域样式 */
.zhuanye_container {
  min-width: 1200px;
  background-color: #def2f5;
}

.zhuanye_list {
  padding: 80px 0 50px;
  width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  column-gap: 30px;
  row-gap: 30px;
}

.zhuanye_list div:first-child {
  grid-column: 1/3;
  grid-row: 1/3;
  background-color: #ff9d36;
}

.zhuanye_list div a {
  position: relative;
}

.zhuanye_list div a div {
  width: 100%;
  position: absolute;
  z-index: 200;
  font-size: 18px;
  /* font-weight: bold; */
  display: block;
  top: 30px;
  left: 0;
  text-align: center;
  color: white;
}

.zhuanye_list div a div span {
  display: block;
text-shadow: 2px 2px 8px #000;
  font-weight: bold;
}

.zhuanye_list div a div span:first-child {
  font-size: 23px;
}

.zhuanye_list div a div span:last-child {
  margin-top: 21px;
}

/* 学院荣誉和报考理由和链接部分 */
.rongyu {
  padding: 60px 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 30px;
  row-gap: 60px;
}

.left_bg {
  width: 525px;
  background-color: rgba(44, 134, 214, .6);
  padding: 10px 30px;
height: 100%;
}

.right_bg {
  width: 525px;
  background-color: rgba(150, 201, 225, .6);
  padding: 10px 30px;
height: 100%;
}

.rongyu_list {
  background: url(../img/bg_rongyu_left.png) no-repeat;
}

.rongyu_list .list_title {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid white;
  align-items: center;
  color: white;
}

.rongyu_list .list_title h3 {
  font-size: 1.5em;
  color: white;
  line-height: 2em;
  width: 130px;
  text-align: center;
  border-bottom: 2px solid white;
}

.rongyu_list .list_title .rongyu_more a {
  color: white;
}

.rongyu_list ul {
  padding-top: 16px;
}

.rongyu_list ul li {
  background-color: white;
  line-height: 50px;
  font-size: 1.125em;
  margin-bottom: 20px;
}

.rongyu_list ul li a {
  display: grid;
  grid-template-columns: 40px auto;
}

.rongyu_list ul li a small {
  margin: 18px 0 0 12px;
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  background-color: #011c43;
  transform: rotate(45deg);
}

.rongyu div:nth-child(2) .list_title {
  border-bottom: 1px solid #011c43;
}

.rongyu div:nth-child(2) .list_title h3 {
  border-bottom: 2px solid #011c43;
  color: #011c43;
}

.rongyu div:nth-child(2) .rongyu_more a {
  color: #011c43;
}

.rongyu div:nth-child(2) ul li {
  background-color: #011c43;
}

.rongyu div:nth-child(2) ul li a {
  color: white;
}

.rongyu div:nth-child(2) ul li a small {
  background-color: white;
}

.link_zs {
  height: 160px;
  background: url(../img/p11.png) no-repeat;
  background-size: 100%;
  background-position: left bottom;
}

.link_jihua {
  height: 160px;
  background: url(../img/p22.png) no-repeat;
  background-size: 100%;
  background-position: left bottom;
}

.link_zs .imgdrop,
.link_jihua .imgdrop {
  background-color: rgba(150, 201, 225, .6);
  height: 110px;
  font-size: 1.5em;
  padding-top: 50px;
}

.link_zs .imgdrop a,
.link_jihua .imgdrop a {
  font-weight: bold;
  display: block;
  padding-left: 40px;
  color: #011c43;
}

/* 新闻区域样式 */
.news {
  width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 30px;
  row-gap: 10px;
  background-color: white;
  padding: 20px;
}

.left_news {
  grid-column: 1;
  grid-row: 1/3;
  overflow: hidden;
}

.left_news img {
  width: 565px;
  height: 420px;
  object-fit: cover;
  transition: all 0.6s;
}

.left_news img:hover {
  transform: scale(1.05);
}

.left_news h3 {
  font-size: 1.25em;
  padding: 16px 10px;
  line-height: 30px;
}

.left_news p {
  font-size: 1em;
  line-height: 26px;
  padding: 0 10px;
  color: #666;
}

.title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #dcdcdc;
}

.title h4 {
  font-size: 1.5em;
}

.rh_news_list ul li {
  /* margin-bottom: 20px; */
  border-bottom: 1px dotted #dcdcdc;
  padding: 10px 0;
}

.rh_news_list ul li a {
  height: 40px;
  display: grid;
  grid-template-columns: 60px auto;
  column-gap: 20px;
  font-size: 16px;
  line-height: 20px;
  align-items: center;
}

.date-index {
  width: 60px;
  height: 40px;
  text-align: center;
}

.date-index span {
  font-size: 14px;
  display: block;
color: #0c3295;
}

.date-index span:first-child {
  font-size: 22px;
  font-weight: bold;
}

/* 优秀校友区域 */
.stu_title {
  text-align: center;
  font-size: 1.875em;
}

.more_xiaoyou {
  text-align: center;
  padding: 0 0 30px;
}

.xiaoyou_swiper {
  width: 1200px;
  margin: 0 auto;
}

.xiaoyou_swiper img {
  width: 277.5px;
  height: 350px;
  object-fit: cover;
}

.xiaoyou_name {
  color: white;
  padding: 16px 0;
  text-align: center;
  background-color: #0e899e;
  line-height: 34px;
}

.xiaoyou_swiper .xiaoyou_name {
  height: 136px;
  font-size: 16px;
}

/* 学生活动 */
.hd_container {
  background-color: white;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 50px;
  width: 1160px;
  margin: 60px auto 60px;
}

.hd_container ul {
  padding: 20px 0;
}

.hd_container ul li {
  background-color: #0c3295;
  border-radius: 50px;
  line-height: 50px;
  margin-bottom: 20px;
}

.hd_container ul li a {
  color: white;
  padding-left: 30px;
}

.hd_container .swiper {
  width: 575px;
  height: 440px;
}

.hd_container .swiper img {
  width: 575px;
  height: 440px;
  object-fit: cover;
}

/* 网站底部 */
footer {
  min-width: 1200px;
  margin-top: 100px;
}

.footer_bg {
  min-width: 1200px;
  background-color: var(--header-color);
}

.footer {
  display: grid;
  grid-template-columns: 190px 190px auto;
  padding: 50px 30px;
  column-gap: 150px;
  width: 1140px;
  margin: 0 auto;
}

.footer .qrcode {
  text-align: center;
  font-size: 18px;
  color: white;
}

.footer .callus {
  line-height: 50px;
  color: white;
  font-size: 18px;
}

.footer .callus span {
  display: block;
}

/* 限定1366px宽度时，顶部效果 */
@media (max-width:1366px) {
  .logo_top {
    width: 1200px;
    grid-template-columns: 365px auto 300px;
  }
}

/* 通用左侧菜单样式 */
.container {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 20% 76%;
  column-gap: 4%;
}

.lf_menu h3 {
  background-color: #07899f;
  width: 100%;
  height: 80px;
  line-height: 80px;
  font-size: 26px;
  font-weight: bold;
  color: white;
  padding-left: 40px;
}

.lf_menu ul {
  background-color: #def2f5;
  padding-top: 20px;
  padding-bottom: 20px;
}

.lf_menu ul li {
  font-size: 18px;
  font-weight: bold;
  line-height: 50px;
  padding-left: 40px;
  display: flex;
  justify-content: space-between;
}

.lf_menu ul li:hover {
  background-color: #bdebf2;
}

.lf_menu ul li a {
  width: 100%;
  display: block;
  display: flex;
  justify-content: space-between;
  color: #333;
}

.lf_menu ul li .iconfont {
  padding-right: 20px;
}

.rh_container .rh_title {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  align-items: flex-end;
  height: 80px;
  border-bottom: 1px solid #dcdcdc;
}

.rh_container .rh_title h3 {
  font-size: 30px;
  /* font-weight: bold; */
  border-bottom: 3px solid #dcdcdc;
}

.rh_container .rh_title .breadcrumb,
.rh_container .rh_title .breadcrumb a {
  color: #333;
}

.rh_content {
  padding-top: 20px;
}

.rh_content .content {
  line-height: 40px;
  text-align: justify;
  font-size: 18px;
  overflow: hidden;
}

.rh_content .content img {
  max-width: 700px;
}

.rh_content .content div {
  margin-bottom: 26px;
}

/* 新闻列表样式 */
.list_content .page_news_lists {
  display: flex;
  justify-content: space-between;
  line-height: 50px;
}

/* 分页样式 */
ul.pagination {
  display: inline-block;
  padding: 0;
  margin: 0;
  margin-top: 30px;
}

ul.pagination li {
  font-size: 14px;
  text-align: center;
  color: black;
  float: left;
  padding: 2px 10px;
  text-decoration: none;
  transition: background-color .3s;
  border: 1px solid #ddd;
  margin: 0 4px;
}

ul.pagination li a {
  font-size: 14px;
  display: block;
}

ul.pagination li select {
  border: none;
  background-color: transparent;
}

ul.pagination li.thisclass {
  padding: 2px 10px;
  background-color: #bdebf2;
  color: white;
  border: 1px solid #bdebf2;
}

/* 教师列表 */
.list_teacher {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 10px 20px;
  row-gap: 30px;
  column-gap: 60px;
  text-align: center;
}

.list_teacher img {
  width: 250px;
  height: 320px;
  object-fit: cover;
}

.list_teacher h4 {
  padding: 20px 0;
  font-size: 20px;
  font-weight: bold;
}

.list_teacher .page_news_lists a:hover {
  transform: scale(1.02);
  box-shadow: 0 0 5px 2px #f2f2f2;
  display: block;
}

/* 文章页面样式 */
.rh_content .article_title {
  text-align: center;
  padding: 40px 0 20px;
  font-size: 26px;
}

.rh_content .info {
  text-align: center;
  font-size: 16px;
  color: #a1a7b5;
  margin-bottom: 30px;
  letter-spacing: 0;
}

.rh_content .info span {
  margin: 0 10px;
}

.rh_content .teacher_name {
  font-size: 28px;
  padding: 50px 0 30px;
}
