/**
* 主题颜色
* 鼠标经过a的颜色
* 鼠标经过是否显示下划线 underline
* 页面整体宽度
* 背景颜色
* 底部信息栏颜色
**/
a:hover {
  color: #18599d;
  text-decoration: none;
}
.w {
  width: 1200px;
}
body {
  background-color: #fff;
}
.yq_lis .hd li.on {
  border-bottom: 2px solid #18599d;
}
.advertising {
  width: 1200px;
}
.right {
  position: sticky !important;
  top: 0;
  height: 100%;
}
.right .advertising {
  width: 300px;
  height: 300px;
  margin: 20px auto;
}
.right .advertising img {
  width: 100%;
  height: 100%;
}
.right .advertising-2 {
  margin-top: 40px;
  height: 300px;
}
.flex {
  display: flex;
  justify-content: space-between;
}
.head {
  height: 90px;
  align-items: center;
}
.head .logo {
  width: 240px;
}
.head .logo img {
  width: 80%;
     height: 75%;
}
.head #share .social-share-icon {
  width: 50px;
  height: 50px;
  line-height: 50px;
  font-size: 30px;
}
.nav {
  background-color: #18599d;
  padding: 0 20px;
}
.nav ul {
  display: flex;
  justify-content: space-between;
}
.nav ul li {
  font-size: 15px;
  color: #fff;
  line-height: 45px;
}
.nav ul li a {
  color: #fff;
}
.nav ul li:hover a {
  color: #c00;
}
.info-scroll {
  line-height: 40px;
  height: 40px;
  display: flex;
  justify-content: space-between;
}
.info-scroll .title-scroll {
  width: 95px;
  border-radius: 10px;
  background-color: #18599d;
  text-align: center;
}
.info-scroll .title-scroll a {
  color: #fff;
  font-size: 20px;
}
.info-scroll .swiper-container {
  width: 70%;
  overflow: hidden;
  z-index: 999;
}
.info-scroll .swiper-container .swiper-slide {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.info-scroll .swiper-container .swiper-slide a {
  font-size: 16px;
}
.info-scroll .search {
  border: 1px solid #18599d;
}
.info-scroll .search form {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.info-scroll .search form input {
  width: 70%;
  padding-left: 10px;
}
.info-scroll .search form button {
  width: 20%;
  height: 40px;
  background: url(http://www.kexue.rexun.cn/static/img/search.png) no-repeat center;
}
.big-tit {
  text-align: center;
}
.big-tit a h1 {
  font-size: 31px;
  line-height: 45px;
  font-weight: bold;
  text-decoration: none;
  color: #18599d;
  font-family: '微软雅黑';
}
.big-tit a h1:hover {
  color: #18599d;
}
.big-tit a span {
  font-size: 15px;
  line-height: 40px;
  font-weight: normal;
  text-align: center;
}
.txt-list {
  border: 1px solid #bbb;
  height: 55px;
  align-items: center;
}
.txt-list .txt {
  width: 5%;
  line-height: 55px;
  background-color: #18599d;
  text-align: center;
}
.txt-list .txt a {
  color: #fff;
  font-size: 20px;
  font-weight: 700;
}
.txt-list .list {
  width: 94%;
}
.txt-list .list ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.txt-list .list ul li {
  width: 32%;
  padding: 2px 0;
}
.txt-list .list ul li a {
  font-size: 14px;
}
.box {
  position: relative;
}
.box .fol-tit {
  position: absolute;
  top: -40px;
  left: 20px;
  background-color: #18599d;
  width: 360px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  color: #fff;
  font-size: 24px;
  padding: 10px;
}
.box .fol-tit a {
  color: #fff;
  font-size: 24px;
}
.box .txt-box {
  border: 1px solid #d6d6d6;
  height: 275px;
  width: 500px;
  padding: 20px;
  box-sizing: border-box;
}
.box .txt-box ul li {
  font-size: 16px;
  color: #fff;
  padding: 5px 0;
}
.box .txt-box ul li a {
  color: #fff;
  font-weight: 400;
}
.box .img-box {
  height: 275px;
  width: 500px;
  position: relative;
}
.box .img-box span {
  height: 40px;
  line-height: 40px;
  font-size: 16px;
}
.box .img-fouce {
  box-sizing: border-box;
  background-color: #f5f5f5;
}
.box .img-fouce .tit {
  width: 4%;
  padding: 20px;
  text-align: center;
  position: relative;
  background: url(http://www.kexue.rexun.cn/static/img/zt.png) no-repeat center;
}
.box .img-fouce .tit a {
  font-size: 22px;
  position: absolute;
  color: #18599d;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.box .img-fouce .ovh {
  margin: 20px 60px;
  box-sizing: border-box;
  position: relative;
  width: 96%;
}
.box .img-fouce #swiper-2 {
  overflow: hidden;
  width: 1000px;
}
.box .img-fouce #swiper-2 .swiper-wrapper .swiper-slide a {
  display: block;
  position: relative;
  width: 100%;
}
.box .img-fouce #swiper-2 .swiper-wrapper .swiper-slide a img {
  width: 100%;
  height: 135px;
}
.box .img-fouce #swiper-2 .swiper-wrapper .swiper-slide a h1 {
  width: 100%;
  height: 40px;
  text-align: center;
  line-height: 40px;
  font-size: 15px;
  font-weight: 700;
}
.box .img-fouce #swiper-2 .swiper-wrapper .swiper-slide a h2 {
  color: #333;
  line-height: 25px;
  font-size: 14px;
  text-indent: 1rem;
}
.box .img-fouce #swiper-2 .swiper-button-prev {
  left: -45px;
}
.box .img-fouce #swiper-2 .swiper-button-next {
  right: -45px;
}
.box .fouce #swiper-1 {
  height: 400px;
  position: relative;
}
.box .fouce #swiper-1 .swiper-wrapper .swiper-slide span {
  height: 50px;
  line-height: 50px;
  background: rgba(0, 0, 0, 0.6);
}
.box .fouce #swiper-1 .swiper-wrapper .swiper-slide span h1 {
  width: 70%;
  text-align: left;
}
.box .fouce #swiper-1 .swiper-pagination {
  text-align: right;
  left: -20px;
}
.box .fouce #swiper-1 .swiper-pagination .swiper-pagination-bullet {
  opacity: 1;
  color: #000;
  background-color: #fff;
  width: 12px;
  height: 12px;
  line-height: 12px;
  text-align: center;
}
.box .fouce #swiper-1 .swiper-pagination .swiper-pagination-bullet-active {
  background-color: #4290e2;
}
.box .list {
  padding: 0 20px;
}
.box .list ul li {
  line-height: 35px;
}
.box .list ul li a {
  font-size: 16px;
}
.box .tit-1 {
  border-bottom: 1px solid #ccc;
  height: 40px;
  line-height: 40px;
}
.box .tit-1 a {
  color: #18599d;
  font-weight: 700;
  border-bottom: 1px solid #4290e2;
  padding: 0 30px;
  padding-bottom: 8px;
  font-size: 20px;
}
.box .text-p {
  border-bottom: 1px dashed #ccc;
  padding: 10px 0;
}
.box .text-p h1 {
  font-size: 16px;
  line-height: 22px;
  height: 22px;
  color: #18599d;
  font-weight: bold;
}
.box .text-p h1:hover {
  color: #18599d;
}
.box .text-p h2 {
  margin-top: 10px;
  font-size: 14px;
  color: #333;
  text-indent: 1rem;
}
.box .tit-2 a {
  border-bottom: 1px solid #18599d;
  color: #18599d;
  font-family: '微软雅黑';
}
.box .i-list {
  line-height: 35px;
  font-size: 15px;
}
.box .i-list ul li {
  font-size: 15px;
  padding-left: 20px;
  background: url(http://www.kexue.rexun.cn/static/img/i-list.png) no-repeat center left;
}
.box .i-list ul li a {
  font-size: 15px;
}
.box .i-list ul li:first-of-type a {
  color: #18599d;
}
.box .img-box-2 a {
  display: block;
  position: relative;
  width: 100%;
}
.box .img-box-2 a img {
  width: 100%;
  height: 150px;
}
.box .img-box-2 a h1 {
  width: 100%;
  height: 40px;
  line-height: 40px;
  font-size: 16px;
  font-weight: 700;
}
.box .img-box-2 a h3 {
  color: #333;
  line-height: 25px;
  font-size: 14px;
  text-indent: 1rem;
}
.box-1 {
  height: 380px;
  background: url(http://www.kexue.rexun.cn/static/img/box-bg.jpg) center;
}
.box-1 .flex {
  justify-content: space-around;
}
.box-1 .flex .img-box,
.box-1 .flex .txt-box {
  margin-top: 90px;
}
.box-2 {
  width: 795px;
}
.box-3 {
  width: 405px;
}
.box-4 {
  width: 48%;
}
.img-list {
  width: 32%;
}
.img-list .title {
  padding: 10px 0;
  border-bottom: 1px solid #36f;
}
.img-list .title a {
  color: #18599d;
  font-size: 20px;
  font-weight: 700;
}
.img-list .img {
  position: relative;
  height: 220px;
}
.img-list .img span {
  height: 40px;
  line-height: 40px;
}
.notext {
  height: 40px;
  line-height: 40px;
}
.notext span,
.notext a {
  font-size: 14px;
  margin-right: 10px;
}
.left {
  width: 67%;
}
.left .list-list ul li {
  height: 36px;
  line-height: 36px;
}
.left .list-list ul li a {
  display: flex;
  justify-content: space-between;
  padding-left: 20px;
}
.left .list-list ul li a h1 {
  width: 80%;
  font-size: 16px;
}
.left .list-list ul li a span {
  text-align: right;
  width: 20%;
  font-size: 12px;
  color: #909090;
}
.left .list-list ul li:nth-child(5n + 5) {
  padding-bottom: 20px;
}
.left .paging {
  margin: 20px 0;
  display: flex;
  justify-content: center;
  text-align: center;
  align-items: center;
}
.left .paging a,
.left .paging span {
  width: 60px;
  height: 35px;
  line-height: 35px;
  font-size: 14px;
  text-decoration: none;
  margin-right: 10px;
  border: 1px solid #ccc;
  color: #b6b6b6;
}
.left .paging .hover,
.left .paging a:hover,
.left .paging span:hover {
  background-color: #167cca;
  color: #fff;
}
.right {
  width: 30%;
}
.right .img-list {
  width: 100%;
}
.tit h4 {
  font: bold 30px/150% '微软雅黑';
  margin: 15px auto;
  clear: both;
  width: 92%;
  color: #333;
}
.tit-info {
  font-size: 14px;
  line-height: 50px;
  border-bottom: 1px #cccccc solid;
}
.tit-info span {
  margin-right: 20px;
}
.text p {
  font-size: 18px;
  line-height: 36px;
  color: #333333;
  margin-bottom: 20px;
  text-indent: 2rem;
}
.text a img,.text img  {
  max-width: 600px;
  width: 600px;
  display: flex;
  margin: 20px auto;
}
.title-f {
  height: 39px;
  background: #f7f7f7;
  border-top: 1px solid #f0f0f0;
}
.title-f a {
  font-size: 14px;
  height: 37px;
  font-weight: 700;
  line-height: 37px;
  padding-left: 20px;
  color: #1b4f88;
  display: block;
}
.pian a {
  width: 46%;
}
.pian a h1 {
  margin-bottom: 10px;
}
.pian a:last-of-type h1 {
  text-align: right;
}
.keywords {
  text-align: center;
}
.keywords span,
.keywords a {
  font-size: 15px;
  color: #fff;
}
.keywords a {
  margin-right: 20px;
}