html {
  width: 100%;
  min-width: 1200px;
}

body {
  width: 100%;
  min-width: 1200px;
}

* {
  padding: 0;
  margin: 0;
  font-family: "微软雅黑" !important;
}

img {
  border: none;
}

a {
  text-decoration: none;
}

.bigbox {
  width: 100%;
  position: relative;
}

.containerContent {
  width: 1200px;
  margin: 0 auto;
  display: flex;
}

.Contentbox {
  width: 100%;
  margin: 20px 0 50px 0;
  position: relative;
}
.Contentbox::after{
	content: "";
	display: table;
	clear: both;
}
.cont_left {
  width: 170px;
  float: left;
  background: #f3f5f7;
}

.nav_left {
  width: 100%;
  float: left;
  list-style: none;
}

.nav_lis{
  width: 100%;
  float: left;
  cursor: pointer;
  border-bottom: 1px solid #e6e6e6;
}

.nav_lis a{
  width: 170px;
  float: left;
  font-size: 15px;
  display: block;
  text-align: center;
  height: 60px;
  line-height: 60px;
  color: #333333;
}
.nav_lis .active {
  width: 178px;
  color: #FFFFFF;
  background: url(../images/list_bg.png) no-repeat left top;
}
.nav_lis .lis_a{
	color: #333333;
	width: 170px;
	background:none;
}

.content_right {
  width: 1000px;
  float: right;
}

.cent_box {
  width: calc(1000px - 4%);
  padding: 0 2% 30px 2%;
  float: left;
  background-color: #F8F8F8;
  border-top: 1px solid #228AAC;
}

/* .cent_box :after {
  content: "";
  display: block;
  clear: none;
} */

.top_tit {
  width: 100%;
  float: left;
  background: url("../images/t_img.png") no-repeat left center;
  padding: 13px 0;
  color: #228AAC;
  font-size: 18px;
  text-indent: 12px;
  border-bottom: 1px solid #e6e6e6;
  font-weight: bold;
}

.left_video {
  width: 450px;
  height: 300px;
  float: left;
  margin-top: 20px;
  margin-left: 275px;
}

.left_video video {
  width: 400px;
  height: 300px;
  float: left;
  display: block;
}

.right_txt {
  width: 100%;
  float: left;
  display: inline;
  margin-top: 30px;
}

.right_txt p {
  color: #333;
  font-size: 16px;
  line-height: 35px;
  text-indent: 2em;
}

.right_cent {
  width: 100%;
  float: left;
  margin-top: 30px;
}

.right_ul {
  width: 100%;
  float: left;
}

.right_lis {
  width: 165px;
  float: left;
  text-align: center;
  color: #333;
  display: inline;
  margin: 12px 0 0 30px;
  cursor: pointer;
}

.lis_img {
  border: #CCC solid 1px;
  padding: 3px;
  display: block;
  margin-bottom: 8px;
}

.right_lis p {
  width: 155px;
  float: left;
  font-size: 14px;
  color: #5A5A5A;
  text-align: center;
}

.right_lis p:hover {
  text-decoration: underline;
}

.hidden_box {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid rgb(206, 206, 206);
  z-index: 10;
  display: none;
}

.hidden_container {
  width: 384px;
  position: absolute;
  z-index: 10;
  background: rgb(255, 255, 255);
  text-align: right;
  border: 8px solid rgb(204, 204, 204);
  padding: 5px 15px 16px;
}

.int_hidden {
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%)
}

.close_img {
  width: 15px;
  display: block;
  float: right;
  margin-top: 10px;
  cursor: pointer;
}

.big_img {
  width: 340px;
  display: block;
  margin-top: 20px;
  margin-left: 22px;
}

.big_span {
  width: 92%;
  margin: 20px 4%;
  float: left;
  text-align: center;
  font-size: 14px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.big_lis {
  width: 100%;
  float: left;
  list-style: none;
}

.head_tit {
  width: 100%;
  float: left;
  font-size: 20px;
  font-weight: bold;
  margin: 20px 0;
  text-align: center;
}

.container_txt {
  width: 100%;
  float: left;
  margin-bottom: 30px;
}

.container_txt p {
  width: 100%;
  float: left;
  font-size: 16px;
  text-indent: 2em;
  line-height: 35px;
}

.container_txt span {
  width: 100%;
  float: left;
  color: #333333;
  font-size: 16px;
  text-indent: 2em;
  margin: 20px 0;
  font-weight: bold;
}

.media_cent {
  width: 100%;
  float: left;
  font-size: 18px;
  text-indent: 12px;
  font-weight: bold;
}

.media_foot {
  width: 100%;
  float: left;
  margin-top: 20px;
}

.media_ul {
  width: 100%;
  float: left;
  padding-bottom: 20px;
}

.media_lis {
  width: 48%;
  float: right;
  margin-top: 20px;
  margin-left: 2%;
  list-style: none;
}

.media_ul li:nth-child( 2n + 1 ) {
  float: left;
}

.media_lis span {
  float: left;
  color: #5A5A5A;
  font-size: 14px;
}

.media_lis a {
  float: left;
  font-size: 14px;
  color: #124AA2;
}

.media_lis a:hover {
  text-decoration: underline;
}

.cor_ul {
  width: 100%;
  margin-top: 20px;
  border-bottom: 1px solid #E4E4E4;
  float: left;
  list-style: none;
  padding-bottom: 20px;
}

.cor_topLis {
  width: 132px;
  float: left;
  margin-left: 65px;
  border: 1px solid #E4E4E4;
  padding: 2px 2px 10px 2px;
  box-sizing: border-box;
}

.cor_img {
  float: left;
  cursor: pointer;
  display: block;
}

.topImg {
  height: 177px;
}

.cor_ul li:first-child {
  margin-left: 0;
}

.cor_p {
  width: 100%;
  float: left;
  font-size: 14px;
  color: #5A5A5A;
  text-align: center;
  margin-top: 10px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.cor_cent {
  width: 100%;
  border-bottom: 1px solid #E4E4E4;
  float: left;
  list-style: none;
  padding-bottom: 20px;
}

.cor_cent li:nth-child(5n + 1) {
  margin-left: 0;
}

.cor_centerLis {
  width: 170px;
  padding: 2px 2px 5px 2px;
  float: left;
  margin-top: 25px;
  margin-left: 15px;
  text-align: center;
  border: #E4E4E4 solid 1px;
  background: url(../images/nu_bg.jpg) repeat-x left bottom;
}

.centImg {
  width: 170px;
}

.group_photo {
  width: 100%;
  float: left;
  margin-top: 20px;
  display: block;
}

.cor_hidden {
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
}

.hidden_train {
  width: 700px;
  position: absolute;
  z-index: 10;
  background: rgb(255, 255, 255);
  text-align: right;
  border: 8px solid rgb(204, 204, 204);
  padding: 5px 15px 16px;
}

.train_bigImg {
  width: 650px;
  display: block;
  margin-top: 30px;
  margin-left: 22px;
}

.tra_hidden {
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
}

.med_img {
  width: 246px;
  float: left;
  margin-top: 20px;
  margin-bottom: 20px;
  text-align: center;
}

.med_img img {
  width: 246px;
  display: block;
  float: left;
}

.med_txt {
  width: 655px;
  float: left;
  margin: 20px 0 20px 20px;
}

.med_txt p {
  width: 100%;
  float: left;
  font-size: 16px;
  line-height: 35px;
  text-indent: 2em;
}

.med_lis {
  width: 92%;
  margin: 0 4%;
  float: left;
  font-size: 16px;
  color: #5A5A5A;
  line-height: 35px;
  padding: 10px 0;
  border-bottom: 1px #cccccc dashed;
}

.med_lis strong {
  font-size: 16px;
  float: left;
}

.med_txt span {
  width: 100%;
  float: left;
  font-size: 16px;
  line-height: 35px;
}

.med_container {
  width: 100%;
  float: left;
  margin-top: 20px;
}

.exa_ul {
  width: 100%;
  float: left;
  list-style: none;
}

.exa_lis {
  width: 98px;
  height: 30px;
  float: left;
  text-align: center;
  line-height: 30px;
  margin-left: 35px;
  cursor: pointer;
  color: #5A5A5A;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  background: url("../images/tab_bg.gif") no-repeat;
}

.exa_ul li:first-child {
  margin-left: 0;
}

.act {
  background: url("../images/tab_active_bg.gif") no-repeat;
  color: white;
}

.exa_tab {
  width: 100%;
  height: auto;
  float: left;
  padding: 20px 0;
  border: #d5d5d5 solid 1px;
}

.tab_lis,.tab_lis2{
  width: 92%;
  margin: 0 4%;
  display: none;
  float: left;
  padding-bottom: 30px;
}

.exa_tab > li {
  list-style: none;
}

.acted {
  display: block;
}

.lie_tit {
  width: 100%;
  float: left;
  font-size: 18px;
  text-indent: 12px;
  font-weight: bold;
  margin-bottom: 20px;
}

.lie_txt {
  width: 100%;
  float: left;
  font-size: 16px;
  color: #5A5A5A;
  text-indent: 2em;
  line-height: 35px;
}

.lie_left {
  width: 260px;
  float: left;
  margin: 10px 10px 0 0;
}

.lie_left img {
  width: 260px;
  float: left;
  display: block;
}

.lie_right {
  width: 550px;
  float: left;
  margin-top: 10px;
  margin-left: 15px;
}

.download_img {
  width: 420px;
  height: 200px;
  float: left;
  position: relative;
  left: 50%;
  margin-left: -210px;
}

.download_img img {
  width: 420px;
  height: 200px;
  float: left;
  margin-top: 20px;
  display: block;
}

.gra_img {
  width: 630px;
  float: left;
  display: block;
  position: relative;
  left: 50%;
  margin-left: -315px;
  padding-bottom: 20px;
}

.med_foot {
  width: 100%;
  float: left;
  margin-top: 20px;
}

.sci_ul {
  width: 100%;
  float: left;
}

.sci_lis {
  width: 175px;
  height: 30px;
  float: left;
  text-align: center;
  line-height: 30px;
  margin-left: 20px;
  cursor: pointer;
  color: #5A5A5A;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  background: url("../images/tab_bg.gif") no-repeat;
  background-size: 100%;
  list-style: none;
}

.sci_ul li:first-child {
  margin-left: 0;
}

.sci {
  background: url("../images/tab_active_bg.gif") no-repeat;
  background-size: 100%;
  color: white;
}

.sci_centUl {
  width: 100%;
  float: left;
}

.sci_centUl > li {
  list-style: disc;
}

.sci_foot {
  width: calc(100% - 70px);
  float: left;
  color: #5A5A5A;
  padding: 20px 0 20px 70px;
  margin-bottom: 30px;
  border-bottom: 1px #cccccc dashed;
}

.coo_ul {
  width: 100%;
  float: left;
}

.coo_ul > li {
  list-style: none;
}

.coo_lis {
  width: calc(100% - 40px);
  padding: 20px;
  float: left;
  border: #E4E4E4 solid 1px;
  background: #fff;
  margin-top: 20px;
}

.coo_ul li:first-child {
  margin-top: 0;
}

.coo_imgBig {
  float: left;
  display: block;
}

.coo_cent {
  width: 100%;
  float: left;
  margin-top: 15px;
}

.coo_cent p {
  line-height: 30px;
  color: #898989;
}

.coo_a {
  color: #898989;
  text-indent: 2em;
  text-decoration: none;
}

.coo_a:hover {
  text-decoration: underline;
}

.coo_a strong {
  color: #000;
  float: left;
  font-size: 16px;
  font-weight: bold;
  margin-right: 5px;
}

.coo_p {
  width: 100%;
  float: left;
  font-size: 16px;
  line-height: 23px;
  color: #898989;
  margin-top: 15px;
}

.coo_p a {
  font-size: 16px;
  line-height: 23px;
  color: #898989;
}

.coo_p a:hover {
  text-decoration: underline;
}

.coo_tit {
  float: left;
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 12px;
}

.coo_txt {
  font-size: 14px;
  margin-left: 60px;
  font-weight: normal;
}

.coo_txt a {
  font-size: 14px;
  color: #333333;
}

.coo_txt a:hover {
  text-decoration: underline;
}