.head {
  height: 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.head .logo {
  width: 206px;
  height: 48px;
}
.head .logo img {
  width: 100%;
  margin-top: 10px;
}
.head .search form {
  display: flex;
  align-items: center;
}
.head .search form input {
  height: 30px;
  padding-left: 20px;
  border: 1px solid #eee;
}
.head .search form button {
  width: 40px;
  height: 25px;
  background: url(http://www.ziran.rexun.cn/static/img/search.png) no-repeat center;
}
.nav {
  line-height: 50px;
  height: 50px;
  background-color: #3e76dc;
}
.nav ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav ul li {
  padding: 0 10px;
}
.nav ul li a {
  color: #fff;
  font-size: 20px;
}
.nav ul li:hover {
  background-color: #fff;
}
.nav ul li:hover a {
  color: #3e76dc;
  text-decoration: none;
}
.tit {
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.tit h1 {
  color: #00479d;
  margin-bottom: 10px;
}
.tit span {
  color: #222;
  font-size: 16px;
}
.fouce {
  height: 370px;
  display: flex;
  justify-content: space-between;
}
.fouce #swiper-1 {
  width: 700px;
  height: 370px;
  margin: 0;
}
.fouce #swiper-1 .swiper-wrapper .swiper-slide a {
  width: 100%;
  height: 370px;
  display: block;
  position: relative;
}
.fouce #swiper-1 .swiper-wrapper .swiper-slide a img {
  position: relative;
  width: 100%;
  height: 100%;
}
.fouce #swiper-1 .swiper-wrapper .swiper-slide a span {
  left: 0;
  color: #fff;
  height: 50px;
  line-height: 50px;
  background-color: rgba(0, 0, 0, 0.6);
}
.fouce #swiper-1 .swiper-wrapper .swiper-slide a span h1 {
  font-weight: normal;
  font-size: 20px;
  float: left;
  width: 80%;
}
.fouce #swiper-1 .swiper-pagination {
  left: auto;
  right: 20px;
  text-align: right;
}
.fouce #swiper-1 .swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  background-color: #fff;
  opacity: 0.8;
}
.fouce #swiper-1 .swiper-pagination-bullet-active {
  background-color: #3e76dc;
}
.fouce .news-list {
  width: 480px;
}
.fouce .news-list .title {
  width: 100%;
  height: 36px;
  line-height: 36px;
  background-color: #e1e0e0;
}
.fouce .news-list .title span {
  display: block;
  background-color: #3e76dc;
  color: #fff;
  height: 100%;
  width: 90px;
  text-align: center;
  border-right: 2px solid #fff;
}
.fouce .news-list .list ul li {
  margin: 10px 0;
}
.fouce .news-list .list ul li a {
  font-size: 16px;
}
.list ul li {
  margin: 10px 0;
}
.list ul li a {
  font-size: 16px;
}
.three {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.three .sele-item {
  width: 30%;
}
.three .sele-item .slel-tit {
  border-bottom: 2px solid #888;
  height: 40px;
  line-height: 40px;
  display: flex;
  justify-content: space-between;
}
.three .sele-item .slel-tit a {
  display: flex;
  justify-content: space-between;
  text-decoration: none;
}
.three .sele-item .slel-tit a span {
  font-size: 18px;
  font-weight: 700;
}
.three .sele-item .slel-tit a i {
  font-size: 14px;
}
.three .sele-item .slel-tit .cur {
  color: #00479d;
  border-bottom: 3px solid #3e76dc;
}
.three .item {
  width: 30%;
}
.three .item .item-tit {
  border-bottom: 2px solid #888;
  height: 40px;
  line-height: 40px;
}
.three .item .item-tit a {
  display: flex;
  justify-content: space-between;
  text-decoration: none;
}
.three .item .item-tit a span:first-of-type {
  color: #00479d;
  font-size: 18px;
  font-weight: 700;
  border-bottom: 3px solid #3e76dc;
}
.three .item .item-tit a span {
  font-size: 14px;
}
.three .item-img a {
  width: 100%;
  height: 200px;
  display: block;
  position: relative;
}
.three .item-img a img {
  position: relative;
  width: 100%;
  height: 100%;
}
.three .item-img a span {
  left: 0;
  color: #fff;
  height: 50px;
  line-height: 50px;
  background: rgba(0, 0, 0, 0.5);
}
.three .item-img a span h1 {
  font-weight: normal;
  font-size: 20px;
  float: left;
  width: 80%;
}
.three .img-div {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.three .img-div img {
  width: 40%;
  height: 110px;
  margin-right: 20px;
}
.three .img-div .text {
  width: 55%;
}
.three .img-div .text h1 {
  font-weight: normal;
  font-size: 18px;
}
.three .img-div .text h2 {
  font-size: 16px;
  margin: 10px 0;
  text-indent: 1rem;
  color: #888;
}
.xian {
  padding-right: 30px;
  border-right: 1px solid #ccc;
}
.two {
  display: flex;
  justify-content: space-between;
}
.two .one {
  width: 65%;
}
.two .one .item {
  width: 100%;
}
.two .one .item a {
  text-decoration: none;
}
.two .one .item a .no-img .text {
  width: 100% !important;
}
.two .one .item a .img-div img {
  width: 30%;
  height: 150px;
}
.two .one .item a .img-div .text {
  width: 70%;
}
.two .one .item a .img-div .text h1 {
  font-size: 21px;
}
.two .one .item a .img-div .text h2 {
  font-size: 18px;
}
.two .one .content .con-tit {
  border-bottom: 1px solid #888;
}
.two .one .content .con-tit h5 {
  font-size: 28px;
  font-weight: normal;
  padding: 20px;
  color: #333;
}
.two .one .content .con-info {
  text-align: center;
  padding: 20px 0;
}
.two .one .content .con-info span {
  margin-right: 20px;
  font-size: 16px;
  color: #888;
}
.two .one .content .con-text p {
  font-size: 18px;
  text-indent: 2rem;
  margin-bottom: 10px;
  line-height: 32px;
}
.two .one .content .con-text a img {
  margin: 20px auto;
  display: flex;
  max-width: 600px;
  width: 600px;
}
.two .er {
  position: sticky;
  top: 0;
  height: 100%;
  width: 30%;
}
.two .er .advertising {
  width: 300px;
  height: 300px;
  margin: 0 auto;
}
.two .er .advertising img {
  width: 300px;
  height: 300px;
}
.two .er .advertising-2 {
  height: 300px;
}
.two .er .advertising-2 img {
  height: 300px;
}
.two .er .item {
  width: 100%;
}
.two .er .item .list li {
  padding-left: 20px;
  position: relative;
}
.two .er .item .list li:before {
  content: '';
  width: 5px;
  height: 5px;
  background-color: #3e76dc;
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.coume {
  border-bottom: 1px solid #eee;
  height: 50px;
  line-height: 50px;
}
.coume span,
.coume a {
  font-size: 14px;
  font-weight: 700;
}
.pian {
  display: flex;
  flex-wrap: wrap;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.pian a {
  display: flex;
  font-size: 19px;
  width: 95%;
  margin-bottom: 20px;
  padding: 20px;
  background-color: #eee;
  border-radius: 20px;
}
.pian a strong {
  margin-right: 20px;
}
.pian a span {
  width: 80%;
}
/* 滑动选项卡 */
.hua_dong .pics li {
  width: 100%;
  float: left;
  position: relative;
}
.hua_dong .pics li a img {
  width: 100%;
  height: 200px;
}
.hua_dong .pics li a span {
  left: 0;
  font-size: 16px;
  color: #fff;
  height: 50px;
  line-height: 50px;
  background: rgba(0, 0, 0, 0.5);
}
.hua_dong .pics .nohover {
  height: 35px;
  overflow: hidden;
}
.hua_dong .pics .nohover a img {
  display: none;
  width: 320px;
  height: 120px;
}
.hua_dong .pics .nohover a span {
  position: static;
  font-size: 16px;
  line-height: 32px;
  color: #333;
  text-align: left;
  font-weight: normal;
  background-color: #fff;
}
.paging {
  margin: 20px 0;
  display: flex;
  justify-content: center;
  text-align: center;
  align-items: center;
}
.paging a,
.paging span {
  width: 100px;
  height: 50px;
  line-height: 50px;
  font-size: 20px;
  text-decoration: none;
}
.paging .hover,
.paging a:hover,
.paging span:hover {
  background-color: #3e76dc;
  color: #fff;
}