/* header */
.header {
  border-bottom: solid 1px #ddd;
  position: fixed;
  top: 0;
  width: 1200px;
  z-index: 999;
  background-color: #fff;
}

.kd-nav-m {
  position: fixed;
  background-color: #fff;
  z-index: 9999999;
}

.kd-logo {
  padding-top: 14px;
}

.kd-logo img {
  max-width: 100%;
}

.en-kd-logo {
  padding-top: 14px;
}

.en-kd-logo img {
  max-width: 100%;
}

.en-kd-logo02 {
  margin-left: 24px;
}

.kd-nav ul {
  overflow: hidden;
  position: relative;
  float: right;
  padding-right: 15px;
}

.kd-nav ul::after {
  content: " ";
  width: 1px;
  overflow: hidden;
  background-color: #ddd;
  height: .182292rem;
  position: absolute;
  right: 0;
  top: 28px;
  height: 35px;
}

.kd-nav li {
  overflow: hidden;
  float: left;
}

.kd-nav li a {
  display: block;
  height: 90px;
  line-height: 90px;
  color: #333333;
  font-family: alibaba-puhui-R;
}

.search {
  width: 182px;
  height: 35px;
  margin-top: 28px;
  position: relative;
}

.search input {
  width: 182px;
  height: 35px;
  background: #f2f2f2;
  border-radius: 35px;
  border: none;
  padding: 0 40px 0 20px;
}

.search a {
  display: block;
  width: 25px;
  height: 35px;
  background: url(../images/search.png) no-repeat center center;
  position: absolute;
  top: 0;
  right: 10px;
}

.language-change {
  display: flex;
  align-items: center;
  height: 90px;
}

.zh-cn {
  width: 15px;
  height: 15px;
  background: url(../images/zh-cn.png) no-repeat;
  display: block;
  margin-right: 10px;
  margin-left: 10px;
}

.l-en {
  color: #999999;
  line-height: 15px;
}

.kd-menu {
  display: block;
  width: 26px;
  height: 26px;
  background: url(../images/menu.png) no-repeat center center;
  margin-top: 31px;
  margin-left: 20px;
}

/* 头部专题导航 */
.kd-topic-title {
  padding-top: 20px;
  padding-bottom: 30px;
  font-family: alibaba-puhui-R;
}

.kd-topic-title i {
  margin: 0 5px;
  color: #999;
}

.kd-topic-title span {
  color: #666;
}

.kd-topic-title a {
  color: #999;
}

/* 轮播图 */
.banner {
  border-radius: 5px;
  overflow: hidden;
}

.banner a {
  display: block;
  position: relative;
}

.banner-shade {
  position: absolute;
  width: 100%;
  height: 100%;
  background: url(../images/banner-bg.png) repeat-x 0 bottom;
  top: 0;
  left: 0;
  z-index: 9;
}

.banner img {
  max-width: 100%;
}

.banner p {
  color: #fff;
  padding: 20px;
  position: absolute;
  bottom: 0;
  font-family: alibaba-puhui-R;
  z-index: 10;
}

.p_t_30 {
  padding-top: 30px;
}

.swiper-container-banner {
  overflow: hidden;
}

.swiper-container-banner .swiper-pagination-bullet {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #fff;
  opacity: 0.5;
}

.swiper-container-banner .swiper-pagination-bullet-active {
  opacity: 1;
}

.swiper-container-banner .swiper-pagination {
  text-align: right;
  padding-right: 40px;
  bottom: 20px;
}

/* index */
.index-main {
  padding: 40px 0 50px;
  overflow: hidden;
}

.index-main-left .index-main-banner {
  padding-bottom: 20px;
}

.index-main-banner img {
  max-width: 100%;
  width: 100%;
}

.index-main-left .index-main-list {
  overflow: hidden;
  padding-bottom: 20px;
}

.index-main-list img {
  max-width: 100%;
  width: 100%;
  border-radius: 8px;
}

.index-main-list h1 {
  height: 27px;
  line-height: 27px;
  text-align: center;
  color: #fff;
  display: inline-block;
  border-radius: 10px 0 10px 0;
  background-image: linear-gradient(to right, #f55631, #ee3459);
  padding: 0 20px;
}

.index-main-list h2 {
  padding-top: 20px;
  font-size: 18px;
}

.index-main-list h2 a {
  color: #333;
}

.index-main-list p {
  font-size: 14px;
  color: #999;
  padding-top: 10px;
}

.index-main-list-tag {
  font-size: 14px;
  padding-top: 20px;
}

.index-main-list-tag span {
  color: #999;
  padding-right: 20px;
  padding-left: 22px;
  background: url(../images/icon02.png) no-repeat 0 center;
}

.index-main-list-tag a {
  color: #333;
  margin-right: 10px;
}

.index-main-list .index-main-list-text {
  padding-left: 30px;
}

.load-more {
  width: 229px;
  height: 56px;
  border: 1px solid #309CD0;
  display: block;
  line-height: 56px;
  text-align: center;
  font-size: 22px;
  color: #309CD0;
  margin: 20px auto 40px;
  border-radius: 56px;
}

.index-main-right-list {
  border: solid 1px #ddd;
  position: relative;
  margin-bottom: 50px;
}

.index-main-right-list-title {
  position: absolute;
  left: -1px;
  top: -18px;
  font-size: 24px;
  color: #333;
  font-family: alibaba-puhui-B;
  background-color: #fff;
  padding: 0 15px 10px;
}

.index-main-right-list-title::before {
  content: " ";
  width: 4px;
  height: 13px;
  background-color: #309cd0;
  border-bottom: solid 9px #000;
  display: inline-block;
  box-sizing: content-box;
  position: absolute;
  left: 0;
  top: 5px;
}
.index-main-right-list img {
  border-radius: 5px;
}

.index-main-right {
  padding-left: 0;
  margin-top: 18px;
}

.hdtj-banner {
  width: 100%;
}

.hdtj-banner p {
  color: #666;
  font-size: 16px;
  text-align: center;
  padding-top: 10px;
}

.hdtj-banner img {
  max-width: 100%;
  width: 100%;
  height: 150px;
}

.hdtj-banner-box {
  position: relative;
  padding: 40px 20px 20px;
}

.hdtj-arrow-left, .hdtj-arrow-right {
  width: 30px;
  height: 30px;
  display: block;
  position: absolute;
  z-index: 99;
}

.hdtj-arrow-left {
  background: url(../images/arrow-left.png) no-repeat;
  left: 30px;
}

.hdtj-arrow-right {
  background: url(../images/arrow-right.png) no-repeat;
  right: 30px;
}

/* 精品策划 */
.right-jpch {
  padding: 20px;
}

.jpch-box {
  display: flex;
  overflow: hidden;
  margin-top: 20px;
}

.jpch-box-left img {
  max-width: 100%;
  border-radius: 5px;
}

.jpch-box .jpch-box-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 10px;
}

.jpch-box-right h2 {
  font-size: 16px;
  color: #333;
}

.jpch-box-right p {
  font-size: 14px;
  color: #999;
}

/* 五问北京 */
.right-wwbj {
  padding: 20px;
}

.wwbj-box {
  display: flex;
  overflow: hidden;
  margin-top: 20px;
}

.wwbj-box-left img {
  max-width: 100%;
  border-radius: 5px;
}

.wwbj-box .wwbj-box-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 10px;
}

.wwbj-box-right p {
  font-size: 16px;
  color: #333;
}

/* 蝌蚪新媒体平台 */
.xmtpt-box {
  border: solid 1px #ddd;
  border-radius: 5px;
  padding: 10px 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.xmtpt-outer {
  padding: 0 10px 20px !important;
}

.xmtpt-outer a {
  display: block;
  overflow: hidden;
}

.xmtpt-outer a img {
  max-width: 100%;
}

.xmtpt-outer p {
  text-align: center;
  color: #333;
  font-size: 16px;
  padding-top: 5px;
}

.right-xmtpt {
  padding: 50px 20px 20px;
}

/* 独家图表 */
.djtb-box {
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.djtb-outer {
  padding: 0 10px 20px !important;
}

.djtb-outer a {
  display: block;
  overflow: hidden;
}

.djtb-outer a img {
  max-width: 100%;
  width: 100%;
}

.djtb-outer p {
  text-align: center;
  color: #333;
  font-size: 16px;
  padding-top: 5px;
}

.djtb-outer h3 {
  color: #333;
  font-size: 16px;
  padding: 10px 0;
}

.djtb-outer span {
  color: #666;
  font-size: 14px;
  line-height: 22px;
}

.right-djtb {
  padding: 50px 20px 20px;
}

/* 联系我们 */
.right-lxwm {
  padding: 50px 20px 20px;
}

.lxwm-list {
  display: flex;
  padding-bottom: 20px;
  align-items: center;
  font-size: 16px;
}

.lxwm-list span {
  color: #999;
}

.lxwm-list p {
  color: #333;
  word-break: break-all;
}

.right-lxwm i {
  display: block;
  border: solid 2px #ccc;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin-right: 15px;
}

.right-lxwm i.lxwm-email {
  background: url(../images/icon08.png) no-repeat center center;
}

.right-lxwm i.lxwm-phone {
  background: url(../images/icon09.png) no-repeat center center;
}

/* footer */
.footer {
  background-color: #309cd0;
  color: #fff;
  font-family: alibaba-puhui-R;
}
.footer a:hover, .footer .footer-right a:hover {
 color: #fff!important; 
}

.footer-right {
  display: flex;
  justify-content: flex-end;
}

.footer-right p {
  padding-bottom: 15px;
}

/* 百科探索 */
.channel-banner img {
  max-width: 100%;
  width: 100%;
  border-radius: 8px;
}

.main-left-title {
  display: flex;
  align-items: center;
  padding-bottom: 12px;
  border-bottom: solid 1px #ddd;
  margin-bottom: 22px;
  justify-content: space-between;
}

.main-left-title h2 {
  padding-left: 34px;
  font-size: 24px;
  color: #333;
  font-family: "alibaba-puhui-B";
}

.main-left-title a {
  color: #999;
  font-size: 16px;
}

.icon-mxkx {
  background: url(../images/icon-mxkx.png) no-repeat left center;
}

.icon-zdfz {
  background: url(../images/icon-zdfz.png) no-repeat left center;
}

.icon-tsjm {
  background: url(../images/icon-tsjm.png) no-repeat left center;
}

/* 科幻世界 */
.icon-khxs {
  background: url(../images/icon-khxs.png) no-repeat left center;
}

.icon-jchp {
  background: url(../images/icon-jchp.png) no-repeat left center;
}

.icon-khwh {
  background: url(../images/icon-khwh.png) no-repeat left center;
}

/* 科技热闻 */
.icon-jrrw {
  background: url(../images/icon-jrrw.png) no-repeat left center;
}

.icon-kdzzx {
  background: url(../images/icon-kdzzx.png) no-repeat left center;
}

.icon-rdkp {
  background: url(../images/icon-rdkp.png) no-repeat left center;
}

.p_b_0 {
  padding-bottom: 0 !important;
}

/* 科知故事 */
.icon-kxr {
  background: url(../images/icon-kxr.png) no-repeat left center;
}

.icon-kxdsj {
  background: url(../images/icon-kxdsj.png) no-repeat left center;
}

.icon-kxdag {
  background: url(../images/icon-kxdag.png) no-repeat left center;
}

/* 面包屑导航 */
.crumb-wrap {
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: solid 1px #ddd;
  font-size: 16px;
}

.crumb span {
  color: #666;
  padding-left: 25px;
  background: url(../images/icon10.png) no-repeat left center;
}

.crumb a {
  color: #999;
}

.crumb a::after {
  content: ">";
  margin: 0 15px;
}

.crumb a:last-child::after {
  display: none;
}

/* 检索结果页 */
.search-box {
  position: relative;
  border-radius: 5px;
  overflow: hidden;
  margin-top: 30px;
  margin-bottom: 20px;
}

.search-box input {
  background-color: #f2f2f2;
  height: 50px;
  line-height: 50px;
  border: 0;
  padding-left: 15px;
  width: 100%;
  padding-right: 155px;
}

.search-box a {
  display: block;
  position: absolute;
  right: 0;
  top: 0;
  line-height: 50px;
  width: 148px;
  color: #fff;
  font-size: 16px;
  text-indent: 60px;
  background: url(../images/icon11.png) no-repeat 27px center #309cd0;
}

.search-box a:hover {
  color: #fff !important;
  opacity: 0.8;
}

.search-result {
  font-size: 16px;
  color: #666;
}

.search-result span {
  color: #f00;
}

/* 内容页 */
.main-content-title {
  font-size: 28px;
  color: #333;
  text-align: center;
  font-family: "alibaba-puhui-B";
  margin-bottom: 20px;
  line-height: 50px;
}

.main-content-info {
  font-size: 14px;
  color: #999;
  text-align: center;
}

.main-content-info span {
  padding-left: 25px;
  margin-right: 30px;
}

.icon12 {
  background: url(../images/icon12.png) no-repeat left center;
}

.icon13 {
  background: url(../images/icon13.png) no-repeat left center;
}

.icon14 {
  background: url(../images/icon14.png) no-repeat left center;
}

.main-content-pre {
  background-color: #f2f2f2;
  padding: 20px;
  font-size: 14px;
  color: #999;
  border-radius: 5px;
  margin: 30px 0;
}

.main-content-box {
  font-size: 16px;
  font-family: "alibaba-puhui-R";
  line-height: 38px;
  color: #333;
  text-indent: 2em;
}

.main-content-box img {
  display: block;
  max-width: 100%;
  margin: 0px auto 0!important;
}

/* 热闻专题 */
.icon-rwzt {
  background: url(../images/icon-rwzt.png) no-repeat left center;
}

.icon-bkzt {
  background: url(../images/icon-bkzt.png) no-repeat left center;
}

.icon-ssjzt {
  background: url(../images/icon-ssjzt.png) no-repeat left center;
}

.icon-khzt {
  background: url(../images/icon-khzt.png) no-repeat left center;
}

.sub-main-list img {
  width: 100%;
}

.sub-main-list a {
  color: #333;
  font-size: 16px;
  text-align: center;
}

.sub-main-list p {
  padding-top: 20px;
  padding-bottom: 30px;
}

/* float-tool */
.float-tool {
  position: fixed;
  top: 210px;
  right: 20px;
  opacity: 0.8;
  z-index: 99999;
}

.float-tool a {
  display: block;
  margin: 0 2px 5px;
  padding: 20px;
  text-align: center;
  font-size: 24px;
  color: #fff!important;
  background-color: #309cd0;
  opacity: 1;
  text-decoration: none;
  border-radius: 8px;
}

.float-tool a:hover {
  color: #fff!important;
  opacity: 0.7;
}
.modal-title {
  font-size: 20px;
  font-weight: bold;
}
section img{
  display:inline-block!important;
  margin-top:0!important;
}
section{
  text-indent: 0em!important;
  max-width:90vw!important;
}
/* 视频列表切换 */
#listNav {
 	display: flex; 
  padding-bottom:20px;
  font-size: 16px;
}
#listNav a {
	display: block;
  padding: 12px 20px;
  color: #333;
  background-color: #ccc;
  border-radius: 5px;
  margin-right: 15px;
}
#listNav a:hover {
  color:#fff!important;
  background-color:#4f7ff6;
}
#listNav a.selected {
 	color:#fff;
  background-color:#4f7ff6;
}
#videoContent .video-tab {
 display:none; 
}