body {
  padding: 0;
  margin: 0;
  font: normal 16px 'Helvetica,Arial,Verdana';
  color: #333;
  background: #fff; }

h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, button, input, textarea, th, td {
  margin: 0;
  padding: 0; }

div {
  margin: 0 auto;
  text-align: left;
  font: normal 16px 'Helvetica,Arial,Verdana'; }

a:link, a:visited {
  color: #000;
  text-decoration: none; }

a:hover {
  color: #3b84cc;
  text-decoration: none; }

img {
  border: none; }

ol, ul, li {
  list-style: none; }

i {
  font-style: normal; }

input, img {
  vertical-align: middle; }

input[type="button"], input[type="submit"] {
  vertical-align: middle;
  cursor: pointer; }

article, aside, dialog, footer, header, section, footer, nav, figure, menu {
  display: block;
  margin: 0 auto; }

.clearfix:before, .clearfix:after {
  content: "";
  display: table; }

.clearfix:after {
  clear: both;
  overflow: hidden; }

.clearfix {
  zoom: 1; }

.clear {
  clear: both; }

input[type=button], input[type=submit], input[type=text], input[type=password] {
  -webkit-appearance: none;
  outline: none; }

::-webkit-input-placeholder {
  color: #b3b6ba; }

:-moz-placeholder {
  color: #b3b6ba; }

::-moz-placeholder {
  color: #b3b6ba; }

.w1000 {
  width: 1075px;
  margin: 0 auto;
  padding-left: 125px; }

.clearfix {
  clear: both;
  zoom: 1; }

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

.top {
  position: relative;
  overflow: hidden;
  height: 36px;
  background: url(../images/top_bg.jpg) top center repeat-x; }

.top img {
  float: left;
  margin-top: 4px; }

.top ul {
  float: right; }

.top ul li {
  float: left;
  line-height: 36px;
  color: #6a6a6a;
  font-size: 18px;
  padding: 0 10px;
  position: relative; }

.top ul li a {
  color: #6a6a6a;
  font-size: 18px; }

.top ul li:nth-child(2)::after {
  content: '';
  width: 1px;
  height: 18px;
  background: #6a6a6a;
  position: absolute;
  top: 8px;
  margin-left: 10px; }

.banner {
  width: 100%;
  height: 868px;
  background: url(../images/banner.jpg) top center no-repeat;
  color: white; }

.banner .gcd-logo {
  padding: 23px 0 25px 50px; }

.banner .block2 .bianzhe {
  padding-top:0px;
	margin-top:-10px;
  position: relative; }

.banner .block2 .bianzhe .bianzheImg {
  position: absolute;
  margin-top: 30px; }

.banner .block2 .bianzhe p {
  margin-left: 15px;
  margin-top: 10px;
  line-height: 21px;
  width: 620px;
  padding-left: 70px;
  display: inline-block; }

.banner .block3 {
  padding-top: 60px;
  position: relative; }

.banner .block3 .nav li {
  width: 160px;
  line-height: 56px;
  background: #003584;
  border-bottom: 1px solid #00265e;
  text-align: center;
  color: #76bbef;
  font-size: 22px;
  padding-left: 20px; }

.banner .block3 .nav .active {
  color: #fff45c;
  font-size: 28px; }

.banner .block3 .nav li:nth-child(1) {
  background: url(../images/star.png) left 10px center no-repeat #003584; }

.banner .block3 .nav li:nth-child(2) {
  background: url(../images/data.png) left 10px center no-repeat #003584; }

.banner .block3 .nav li:nth-child(3) {
  background: url(../images/ball.png) left 10px center no-repeat #003584; }

.banner .block3 .nav li:nth-child(4) {
  background: url(../images/book.png) left 10px center no-repeat #003584; }

.banner .block3 .nav li:nth-child(5) {
  background: url(../images/other.png) left 10px center no-repeat #003584; }

.banner .block3 .middleContentbox .middleContent {
  display: none; }

.banner .block3 .middleContentbox .middleContent .content {
  display: none; }

.banner .block3 .middleContentbox .middleContent .content:nth-child(1) {
  display: block; }

.banner .block3 .middleContentbox .middleContent:nth-child(1) {
  display: block; }

.banner .block3 .con:nth-child(1) {
  display: block; }

.banner .block3 .con {
  display: none; }

.banner .block3 .con .content {
  width: 343px;
  padding: 50px 30px 0 30px; }

.banner .block3 .con .list {
  height: 380px;
  width: 490px;
  position: relative; }

.banner .block3 .con .list li {
  margin-bottom: 20px; }

.banner .block3 .con .list li .imgbox {
  background: url(../images/huatong.png) center no-repeat;
  width: 60px;
  height: 60px; }

.banner .block3 .con .list li .name {
  font-size: 30px;
  color: #f7fab2; }

.banner .block3 .con .list li .text {
  font-size: 17px; }

.banner .block3 .con .list li img {
  display: none; }

.banner .block3 .con .list li .textbox {
  width: 400px; }

.banner .block3 .con .list li:nth-child(1) .imgbox img {
  display: block; }

.banner .block3 .con .list li:nth-child(2) .imgbox {
  margin-left: 10px; }

.banner .block3 .con .list li:nth-child(3) .imgbox {
  margin-left: 20px; }

.banner .list-block3 {
  padding-top: 60px;
  position: relative; }

.banner .list-block3 .nav li {
  width: 160px;
  line-height: 56px;
  background: #003584;
  border-bottom: 1px solid #00265e;
  text-align: center;
  color: #76bbef;
  font-size: 22px;
  padding-left: 20px; }

.banner .list-block3 .nav .active {
  color: #fff45c;
  font-size: 28px; }

.banner .list-block3 .nav li:nth-child(1) {
  background: url(../images/star.png) left 10px center no-repeat #003584; }

.banner .list-block3 .nav li:nth-child(2) {
  background: url(../images/data.png) left 10px center no-repeat #003584; }

.banner .list-block3 .nav li:nth-child(3) {
  background: url(../images/ball.png) left 10px center no-repeat #003584; }

.banner .list-block3 .nav li:nth-child(4) {
  background: url(../images/book.png) left 10px center no-repeat #003584; }

.banner .list-block3 .nav li:nth-child(5) {
  background: url(../images/other.png) left 10px center no-repeat #003584; }

.banner .list-block3 .middleContentbox .middleContent {
  display: none; }

.banner .list-block3 .middleContentbox .middleContent .content {
  display: none; }

.banner .list-block3 .middleContentbox .middleContent .content:nth-child(1) {
  display: block; }

.banner .list-block3 .middleContentbox .middleContent:nth-child(1) {
  display: block; }

.banner .list-block3 .con:nth-child(1) {
  display: block; }

.banner .list-block3 .con {
  display: none; }

.banner .list-block3 .con .content {
  width: 343px;
  padding: 50px 30px 0 30px; }

.banner .list-block3 .con .list {
  height: 245px;
  width: 690px;
  position: relative;
  margin-top: 25px;
  padding-left: 20px; }

.banner .list-block3 .con .list li {
  background: url(../images/circle.png) left 20px center no-repeat;
  padding-left: 45px;
  margin-bottom: 20px;
  line-height: 30px; }

.bottom {
  background: #002551;
  color: white; }

.copyright {
  text-align: center;
  font-size: 12px;
  margin-bottom: 100px;
  margin-top: 100px; }

.left {
  float: left; }

.right {
  float: right; }

@media (min-device-width: 320px) and (max-width: 1024px) {
  html, body {
    width: 1200px; } }

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