@charset "utf-8";

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body,
input,
select,
textarea {
  font-family: 'Microsoft YaHei', '微软雅黑', '宋体';
}

textarea {
  resize: none;
}

ul,
li {
  list-style: none;
}

body {
  overflow-y: scroll;
  overflow-x: hidden;
  max-width: 1920px;
  min-width: 1200px;
  margin: auto;
}

body {
  color: #555;
}

body a {
  color: #555;
  text-decoration: none;
}

body a:hover {
  color: #007cc5;
  text-decoration: none;
}

#design .hide_tip {
  display: none;
}

/*web_main_edu*/
.clear {
  clear: both;
}

.ld {
  float: left;
}

.rd {
  float: right;
}

html {
  background: #fff;
  font-size: 16px;
}

.container {
  width: 1200px;
  margin: 0 auto;
}

/* 媒体查询，当屏幕宽度小于 480px 时 */
@media (max-width: 1000px) {
  .container {
    overflow: hidden;
  }
}

.header {
  border-bottom: 1px solid #e5e5e5;
}

.header .logo {
  float: left;
}

.header .logo img {
  width: 160px;
  height: 64px;
}

.header .menu {
  float: right;
  padding-top: 5px;
}

.header .menu>ul>li>a {
  font-size: 16px;
  padding: 0 5px;
  display: inline-block;
  line-height: 60px;
  margin: 0 10px;
}

.header .menu>ul {
  width: 100%;
}

.header .menu>ul>li {
  float: left;
  position: relative;
}

.header .menu>ul>li>a {
  border-bottom: 5px solid rgba(255, 255, 255, 0);
}

.header .menu>ul>li>a:hover {
  color: #007bc9;
}

.header .menu>ul>.on>a {
  border-bottom: 5px solid #007bc9;
  color: #007bc9;
}

.header .menu>ul>li>ul {
  display: none;
  position: absolute;
  left: 50%;
  top: 64px;
  transform: translate(-50%, 0);
  z-index: 1000;
  min-width: 160px;
  text-align: center;
  border: 1px solid #ddd;
}

.header .menu>ul>li>ul>li:first-child {
  /* 	border-top-left-radius: 6px;
	border-top-right-radius: 6px; */
}

.header .menu>ul>li>ul>li:last-child {
  /* 	border-bottom-left-radius: 6px;
	border-bottom-right-radius: 6px; */
}

.header .menu>ul>li>ul>li:first-child::before {
  content: '';
  position: absolute;
  left: 50%;
  top: -12px;
  transform: translate(-50%, 0);
  border-top: 6px solid transparent;
  border-bottom: 6px solid #1f71d0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
}

.header .menu>ul>li>ul>li:first-child:hover::before {
  border-bottom: 6px solid #0762cb;
}

.header .menu>ul>li>ul>li {
  padding: 4px;
  font-size: 14px;
  font-weight: 500;
  background: #fff;
  color: #000;
  border-bottom: 1px solid #ddd;
}

.header .menu>ul>li>ul>li>a {
  display: inline-block;
  height: 100%;
  width: 100%;
  padding: 2px 10px;
  line-height: 1.6;
}

.header .menu>ul>li>ul>li.active,
.header .menu>ul>li>ul>li>a:hover {
  /* background: #195daa; */
  color: #195daa;
}

.header .menu>ul>li:hover>ul {
  display: block;
  animation: navlistbottomin 0.3s;
}

.header .lang {
  float: right;
  background: #eee;
  padding: 0px 10px;
  margin: 25px 50px 0 10px;
  border-radius: 10px;
}

.header .lang a.on {
  color: #0179c5;
}

.header .search {
  float: right;
  position: relative;
  margin: 15px 0 0 10px;
  z-index: 9;
}

.header .search .input {
  position: absolute;
  right: 0px;
  top: 0;
  background: #0079c3;
  padding-right: 36px;
  padding-left: 10px;
  border-radius: 20px;
}

.header .search .input input {
  border: none;
  margin: 5px 10px;
  height: 28px;
  line-height: 28px;
  outline: none;
  padding-left: 5px;
  border-radius: 5px;
  display: none;
  width: 180px;
}

.header .search:hover .input input {
  display: block;
}

.header .search .btn a {
  background: url('../images/s_btn1.png') center center no-repeat;
  width: 34px;
  height: 34px;
  border-radius: 100%;
  display: inline-block;
  position: absolute;
  z-index: 3;
  top: 0;
  right: 0;
  cursor: pointer;
}

.banner {
  height: 800px;
  width: 100%;
  overflow: hidden;
  position: relative;
  max-width: 1920px;
  margin: 0 auto;
}

.banner .hd {
  height: 15px;
  /* overflow: hidden; */
  position: absolute;
  right: 0px;
  bottom: 15px;
  z-index: 1;
  text-align: center;
  width: 100%;
}

.banner .hd a {
  margin-right: 2px;
  width: 12px;
  height: 12px;
  line-height: 14px;
  text-align: center;
  background: #0079c3;
  cursor: pointer;
  list-style: none;
  border-radius: 100%;
  margin: 0 5px;
  display: inline-block;
}

.banner .hd a.on {
  background: #fff;
  color: #fff;
  width: 25px;
  border-radius: 10px;
}

.banner .bd {
  position: relative;
  height: 100%;
  z-index: 0;
}

.banner .bd li {
  zoom: 1;
  vertical-align: middle;
}

.banner .bd a {
  width: 100%;
  height: 800px;
  display: block;
}

h2.h_title a {
  font-size: 32px;
  color: #007bc9;
  margin-bottom: 10px;
  font-weight: bold;
}

h2.h_title .more {
  float: right;
  font-size: 16px;
  color: #007bc9;
  cursor: pointer;
  font-weight: normal;
  position: absolute;
  right: 9px;
  bottom: 0;
}


.h_news {
  margin-top: 135px;
}

.h_news .n_left {
  width: 580px;
  float: left;
}

.h_news .n_left img {
  display: block;
  width: 100%;
}

.h_news .n_left .n_title {
  font-size: 24px;
  color: #000;
  display: block;
  margin: 10px 0;
  font-weight: 400;
}

.h_news .n_left .n_cont {
  font-size: 14px;
  color: #777;
}

.h_news .n_left .n_date {
  font-size: 12px;
  color: #aaa;
  margin-top: 10px;
}

.n_newslist {
  width: 620px;
  float: right;
}

.n_newslist li {
  width: 286px;
  float: left;
  margin-left: 20px;
}

.n_newslist li img {
  display: block;
  width: 100%;
  height: 170px;
}

.n_newslist li .n_title {
  font-size: 16px;
  font-weight: 400;
  margin: 5px 0;
  display: block;
  color: #000;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  /* 限制行数为3行 */
  overflow: hidden;
}

.n_newslist li .n_date {
  font-size: 12px;
  color: #aaa;
  margin-top: 10px;
}

.h_research {
  width: 100%;
  background: url('../images/sh1.jpg') top center no-repeat;
  height: 553px;
  margin: 0 auto;
  margin-top: 100px;
  max-width: 1920px;
}

.h_research .h_left {
  float: left;
  width: 45%;
  color: #fff;
}

.h_research .h_left a {
  color: #fff;
}

.h_research h2.h_title {
  color: #fff;
  display: block;
  margin-top: 150px;
  margin-bottom: 30px;
}

.h_research .y_note {
  /* font-size: 16px; */
  line-height: 1.6;
}

.h_research .more {
  display: inline-block;
  /* margin-top: 60px; */
  font-size: 16px;
}

.h_research .more span {
  display: inline-block;
  background: url('../images/more.png');
  width: 71px;
  height: 16px;
  margin-left: 5px;
  vertical-align: middle;
}

.h_research .h_right {
  float: right;
  margin-top: -23px;
  margin-right: -300px;
}

.h_research .h_right img {
  display: block;
  height: 600px;
}

.h_pro {
  margin-top: 100px;
}

.h_prolist li {
  float: left;
  width: 284px;
  margin-right: 20px;
  text-align: center;
}

.h_prolist li:last-child {
  margin-right: 0;
}

.h_prolist li img {
  width: 100%;
  display: block;
}

.h_prolist li span {
  display: block;
  font-size: 16px;
  line-height: 2;
}

.h_about {
  background: url('../images/habg.jpg') top center no-repeat;
  height: 538px;
  text-align: center;
  overflow: hidden;
  margin-top: 100px;
}

.h_about .h_title {
  display: block;
  /* margin: 100px 0 20px 0; */
  margin: 40px 0 20px 0;
  color: #0079c3;
  font-weight: bold;
  font-size: 48px;
}

.h_title {
  margin-bottom: 20px;
  position: relative;
}

.h_about .content {
  width: 900px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 2;
  text-align: left;
}

.h_about .content p {
  margin-bottom: 1em;
}

.h_about .content p:first-child {
  /* color: #0079c3; */
}

.h_about .more {
  /* margin-top: 80px; */
  display: inline-block;
  font-size: 16px;
  color: #007bc9;
  cursor: pointer;
}

.h_about .more span {
  display: inline-block;
  background: url('../images/more2.png');
  width: 71px;
  height: 16px;
  margin-left: 5px;
  vertical-align: middle;
}

.footer {
  background: #0179c5;
  color: #d1efff;
  padding-top: 50px;
  padding-bottom: 30px;
  font-size: 14px;
}

.footer .f_left {
  width: 30%;
  float: left;
  line-height: 1.8;
}

.footer a {
  color: #b7e1ff;
}

.footer a:hover {
  color: #d1efff;
}

.footer .f_right {
  float: right;
  width: 64%;
  margin-top: 30px;
  text-align: left;
}

.f_menu li {
  float: left;
  width: 19%;
  margin-right: 27px;
}

.f_menu li:nth-child(1) {
  width: 21%;
}

.f_menu li:nth-child(3) {
  width: 26%;
}
.f_menu li:last-child {
  margin-right: 0;
  width: 30%;
}


.f_menu li a {
  display: block;
  line-height: 2;
}

.f_menu li a:hover {
  color: #fff;
}

.f_menu li h4 a {
  margin-bottom: 10px;
  color: #fff;
}

.f_copyright {
  display: block;
  clear: both;
  text-align: center;
  border-top: 1px solid #d1efff;
  margin-top: 20px;
  padding-top: 15px;
}