/*公共样式*/
@font-face {
  font-family: "iconfont";
  src: url('iconfont.eot?t=1469178729');
  /* IE9*/
  src: url('iconfont.eot?t=1469178729#iefix') format('embedded-opentype'), /* IE6-IE8 */ url('iconfont.woff?t=1469178729') format('woff'), /* chrome, firefox */ url('iconfont.ttf?t=1469178729') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+*/ url('iconfont.svg?t=1469178729#iconfont') format('svg');
  /* iOS 4.1- */
}
.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -webkit-text-stroke-width: 0.2px;
  -moz-osx-font-smoothing: grayscale;
}
.icon-android:before {
  content: "\e600";
}
.icon-jieshao:before {
  content: "\e601";
}
.icon-iphone:before {
  content: "\e602";
}
.icon-weibo:before {
  content: "\e603";
}
.icon-kefu:before {
  content: "\e604";
}
.icon-weixin:before {
  content: "\e605";
}
body {
  font-family: Microsoft YaHei, simhei, Tahoma, Arial, sans-serif;
}
ul,
ol {
  list-style: none;
}
.clear::after {
  content: '';
  display: block;
  clear: both;
}
.clear::before {
  content: '';
  display: table;
}
a {
  text-decoration: none;
  color: #000;
}
h1,
h2,
h3,
h4,
h5,
h6,
ul,
li,
b,
p,
dl,
dt,
dd {
  margin: 0;
  padding: 0;
  font-weight: normal;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
/*公共样式结束*/
/*header开始*/
#header,
#footer {
  width: 100%;
}
#header {
  height: 100px;
  position: relative;
}
#header img {
  position: absolute;
  left: 15.789%;
  top: 0;
  z-index: 999;
}
#header ul {
  margin-left: 34.89%;
  line-height: 100px;
  font-size: 16px;
}
#header ul li {
  margin-right: 44px;
  padding: 10px 0;
}
#header ul li a {
  color: #383838;
  font-weight: bold;
  padding: 10px;
}
#header ul li:hover a {
  border-bottom: 3px solid #000;
}
/*header结束*/
/*footer开始*/
#footer {
  height: 453px;
  text-align: center;
  background: #2e2e2e;
}
#footer .hotline {
  font-size: 24px;
  color: #fff;
  margin-top: 58px;
}
#footer h4 {
  font-size: 60px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 50px;
  margin-top: 30px;
}
#footer div {
  position: relative;
  width: 940px;
  height: 1px;
  background: #8c8c8c;
  margin: 0 auto;
}
#footer div span {
  position: absolute ;
  left: 433px;
  top: -1px;
  width: 73px;
  height: 3px;
  background: #8c8c8c;
}
#footer .address {
  margin-top: 60px;
  color: #00a4d8;
  font-size: 14px;
  line-height: 26px;
}
#footer .address a {
  color: #00a4d8;
}
#footer .copyright {
  color: #aeaeae;
  font-size: 14px;
  line-height: 26px;
}
#footer .copyright span {
  color: #fff;
}
/*footer结束*/
/*首页*/
.icon_lists .icon {
  font-size: 33px;
  color: #fff;
  width: 27px;
}
#section {
  width: 100%;
}
.banner,
.option,
.project_list {
  width: 100%;
}
.banner {
  height: 524px;
  background: url("../imgs/index/banner.jpg") no-repeat center center;
  background-size: cover;
  padding-top: 227px;
}
.banner .banner_box {
  width: 1100px;
  margin: 0 auto;
  color: #fff;
}
.banner .banner_box h4 {
  width: 100%;
  font-size: 82px;
  margin-top: 0;
  margin-bottom: 35px;
  text-align: center;
  font-weight: normal;
}
.banner .banner_box p {
  width: 100%;
  line-height: 48px;
  font-size: 24px;
}
.download {
  text-align: center;
  width: 1207px;
  height: 670px;
  margin: 0 auto;
}
.download .download_top {
  position: relative;
  width: 100%;
  height: 366px;
}
.download .download_top ul {
  position: absolute;
  top: 129px;
  left: 193px;
  margin: 0;
  padding: 0;
}
.download .download_top ul li {
  width: 261px;
  height: 68px;
  border-radius: 4px;
  font-size: 18px;
  position: relative;
  cursor: pointer;
}
.download .download_top ul li i {
  position: absolute;
  left: 18px;
  top: 13px;
}
.download .download_top ul li b {
  position: absolute;
  left: 66px;
  display: inline-block;
  width: 1px;
  height: 68px;
  background: rgba(255, 255, 255, 0.3);
}
.download .download_top ul li span {
  position: absolute;
  left: 90px;
  line-height: 68px;
}
.download .download_top ul .android {
  background: #82b21c;
  margin-bottom: 20px;
}
.download .download_top ul .iphone {
  background: #0079c2;
}
.download .download_top a {
  display: inline-block;
  width: 124px;
  height: 124px;
  position: absolute;
  top: 133px;
  left: 493px;
  font-size: 14px;
}
.download .download_top .iphone_img {
  position: absolute;
  left: 686px;
  top: -157px;
  z-index: 10;
}
.download .download_top p {
  width: 938px;
  height: 1px;
  background: #8c8c8c;
  position: absolute;
  top: 362px;
  left: 164px;
}
.download .download_top p b {
  display: inline-block;
  width: 74px;
  height: 3px;
  position: absolute;
  left: 432px;
  top: -1px;
  background: #8c8c8c;
}
.download .download_bottom {
  width: 100%;
  margin-top: 50px;
}
.download .download_bottom ul {
  margin-left: 10px;
}
.download .download_bottom ul li {
  width: 25%;
  height: 163px;
  text-align: center;
  float: left;
}
.download .download_bottom ul li .fl_box {
  position: relative;
  height: 163px;
}
.download .download_bottom ul li .fl_box dl {
  width: 100%;
  text-align: center;
}
.download .download_bottom ul li .fl_box dl .title {
  font-size: 36px;
  margin: 0 0 22px 0;
}
.download .download_bottom ul li .fl_box dl .detail {
  font-size: 14px;
}
.download .download_bottom ul li .fl_box h4 {
  font-size: 44px;
  color: #111d2b;
  margin-top: 50px;
}
.download .download_bottom ul li .fl_box p {
  font-size: 16px;
  color: #888;
}
.download .download_bottom ul li .fl_box > div {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transform: scale(0);
}
.download .download_bottom ul li .fl_box > div:nth-child(2) {
  animation-name: stretchdelay01;
  animation-duration: 5s;
  animation-iteration-count: infinite;
  animation-fill-mode: forwards;
}
.download .download_bottom ul li .fl_box > div:nth-child(1) {
  animation-name: stretchdelay02;
  animation-duration: 5s;
  animation-iteration-count: infinite;
  animation-fill-mode: forwards;
}
.download .download_bottom ul li:nth-child(1) .fl_box > div:nth-child(2) {
  animation-delay: -1s;
}
.download .download_bottom ul li:nth-child(1) .fl_box > div:nth-child(1) {
  animation-delay: 1.5s;
}
.download .download_bottom ul li:nth-child(2) .fl_box > div:nth-child(2) {
  animation-delay: -0.75s;
}
.download .download_bottom ul li:nth-child(2) .fl_box > div:nth-child(1) {
  animation-delay: 1.75s;
}
.download .download_bottom ul li:nth-child(3) .fl_box > div:nth-child(2) {
  animation-delay: -0.5s;
}
.download .download_bottom ul li:nth-child(3) .fl_box > div:nth-child(1) {
  animation-delay: 2s;
}
.download .download_bottom ul li:nth-child(4) .fl_box > div:nth-child(2) {
  animation-delay: -0.25s;
}
.download .download_bottom ul li:nth-child(4) .fl_box > div:nth-child(1) {
  animation-delay: 2.25s;
}
@-webkit-keyframes stretchdelay01 {
  0%,
  50%,
  100% {
    -webkit-transform: scale(0);
  }
  5%,
  45% {
    -webkit-transform: scale(1);
  }
}
@-webkit-keyframes stretchdelay02 {
  0%,
  55%,
  100% {
    -webkit-transform: scale(0);
  }
  5%,
  50% {
    -webkit-transform: scale(1);
  }
}
.projects {
  width: 100%;
  background: #f6f6f6;
}
.projects .projects_header {
  width: 100%;
  height: 296px;
}
.projects .projects_header div {
  margin: 0;
  padding: 0;
  display: inline-block;
  width: 24%;
  height: 100%;
  background: #111d2b url("../imgs/index/icon_01.png") no-repeat 43% 86px;
}
.projects .projects_header p {
  display: inline-block;
  width: 75%;
  height: 100%;
  background: #2e2e2e url("../imgs/index/icon_02.jpg") no-repeat 58px 170px;
  font-size: 48px;
  color: #fff;
}
.projects .projects_header p span {
  display: inline-block;
  margin: 90px 0 0 44px;
}
.projects .projects_content {
  width: 1200px;
  margin: 0 auto;
  position: relative;
  padding-bottom: 110px;
}
.projects .projects_content .project_intro {
  list-style: disc;
  margin: 53px 0 100px 48px;
  width: 400px;
  padding: 79px 20px 20px 0;
  border-right: 1px solid #7f7f7f ;
  font-size: 28px;
  color: #565656;
  line-height: 40px;
}
.projects .projects_content .project_intro li {
  margin-bottom: 30px;
}
.projects .projects_content .computer {
  position: absolute;
  top: -128px;
  left: 50%;
}
.projects .projects_content .project_info {
  width: 100%;
  margin-bottom: 30px;
}
.projects .projects_content .project_info .project_img {
  width: 750px;
  height: 400px;
  background: #faf;
}
.projects .projects_content .project_info .project_one {
  background: url("../imgs/index/528ad57.jpg") no-repeat center center;
  background-size: cover;
}
.projects .projects_content .project_info .project_two {
  background: url("../imgs/index/041c0cc.jpg") no-repeat center center;
  background-size: cover;
}
.projects .projects_content .project_info .mr50 {
  margin-right: 50px;
}
.projects .projects_content .project_info .project_detail {
  width: 400px;
  height: 400px;
  background: #2e2e2e;
  text-align: center;
  color: #fff;
}
.projects .projects_content .project_info .project_detail h4 {
  font-size: 44px;
  margin-top: 80px;
}
.projects .projects_content .project_info .project_detail i {
  display: inline-block;
  width: 300px;
  height: 1px;
  background: #979797;
  margin: 20px 0;
}
.projects .projects_content .project_info .project_detail ul {
  width: 100%;
}
.projects .projects_content .project_info .project_detail ul li {
  width: 33%;
  font-size: 20px;
}
.projects .projects_content .project_info .project_detail ul li p {
  font-size: 16px;
}
.projects .projects_content .project_info .project_detail ul li p b {
  font-size: 36px;
}
.projects .projects_content .project_info .project_detail div {
  font-size: 24px;
  margin-top: 24px;
  margin-bottom: 26px;
}
.projects .projects_content .project_info .project_detail div a {
  color: #fff;
}
.projects .projects_content .project_info .project_detail_sm {
  width: 366px;
  height: 366px;
}
.projects .projects_content .project_info .project_three {
  background: #fff url("../imgs/index/fcfbb08.jpg") no-repeat center center;
  background-size: cover;
}
.projects .projects_content .project_info .project_four {
  background: #fff url("../imgs/index/5ce7cf8.jpg") no-repeat center center;
  background-size: cover;
}
.projects .projects_content .project_info .project_five {
  background: #fff url("../imgs/index/38be78d.jpg") no-repeat center center;
  background-size: cover;
}
/*产品详情页面*/
.product_info {
  width: 1200px;
  margin: 0 auto;
}
.product_info .product_info_title {
  margin: 26px 0;
  height: 40px;
  line-height: 40px;
  position: relative;
  font-size: 28px;
  color: #2d2f33;
  padding-left: 20px;
}
.product_info .product_info_title b {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-block;
  width: 9px;
  height: 40px;
  background: #2d2f33;
}
.product_info .product_intro {
  position: relative;
}
.product_info .product_intro table {
  width: 1020px;
  text-align: center;
  color: #3f3f3f;
  border-spacing: 0;
}
.product_info .product_intro table thead td {
  width: 33.33%;
  font-size: 22px;
  line-height: 56px;
}
.product_info .product_intro table tbody td {
  font-size: 18px;
  line-height: 67px;
  border-right: 1px solid #eaeaea;
}
.product_info .product_intro table tbody td a {
  font-weight: bold;
  color: #fff;
  padding: 19px 13px;
  margin-top: 43px;
  background: #ff4a4a;
  border-radius: 10px;
}
.product_info .product_intro table tbody .profit {
  color: #ff4a4a;
}
.product_info .product_intro table tbody .profit span {
  font-size: 36px;
}
.product_info .product_intro table tbody .noborder {
  border-right: none;
}
.product_info .product_intro table tfoot td {
  line-height: 106px;
  text-align: left;
  padding-left: 100px;
  font-size: 18px;
}
.product_info .product_intro table tfoot td p {
  display: inline-block;
  width: 365px;
  height: 13px;
  border: 1px solid #ff4a4a;
  margin-left: 42px;
  position: relative;
}
.product_info .product_intro table tfoot td p i {
  position: absolute;
  left: 0;
  top: 0;
  display: inline-block;
  height: 13px;
  background: #ff4a4a;
}
.product_info .product_intro > div {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 10px solid #ececec ;
  position: absolute;
  right: 0px;
  top: 95px;
}
.product_info .product_intro > div p {
  width: 100%;
  height: 100%;
  text-align: center;
  line-height: 180px;
  font-size: 40px;
  color: #000;
}
.product_info .product_intro > div > div {
  position: absolute;
  top: -10px;
  left: -10px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 10px solid #ff4a4a;
  border-bottom-color: transparent;
  border-top-color: transparent;
  border-left-color: transparent;
  animation: huxian 1s infinite linear;
}
@-webkit-keyframes huxian {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.product_info .product_intro {
  width: 100%;
  height: 408px;
  border-bottom: 1px solid #aaa;
}
.product_info .product_appointment {
  width: 100%;
  height: 242px;
  border-bottom: 1px solid #aaa;
}
.product_info .product_appointment p:nth-child(2) {
  font-size: 18px;
  color: #2d2f33;
  margin: 34px 0 24px;
  padding-left: 20px;
}
.product_info .product_appointment form {
  padding-left: 20px;
}
.product_info .product_appointment form input {
  outline: none;
  font-size: 14px;
  color: #939393;
  height: 48px;
  width: 246px;
  border: 1px solid #939393;
  padding-left: 14px;
  border-radius: 10px;
  margin-right: 45px;
}
.product_info .product_appointment form #submit {
  border: none;
  line-height: 48px;
  width: 86px;
  text-align: center;
  color: #fff;
  background: #ff4a4a;
  font-size: 18px;
  padding: 0;
}
.product_info .product_appointment form #submit:hover {
  background: #ec3737;
}
.product_info .product_appointment #errorName {
  width: 246px;
  height: 40px;
  line-height: 40px;
  color: #ff4a4a;
  padding-left: 14px;
  font-size: 17px;
  margin-left: 20px;
}
.product_info .product_appointment #errorTel {
  width: 246px;
  height: 40px;
  line-height: 40px;
  color: #ff4a4a;
  padding-left: 14px;
  font-size: 17px;
  margin-left: 45px;
}
.product_info .product_detail {
  width: 100%;
  height: 1759px;
}
.product_info .product_detail table {
  font-size: 14px;
  color: #000;
  border-spacing: 0;
  line-height: 24px;
}
.product_info .product_detail table .product_detail_key {
  width: 140px;
}
.product_info .product_detail table .product_detail_value {
  width: 939px;
}
.product_info .product_detail table td {
  padding: 26px 60px;
  vertical-align: top;
}
.product_info .product_detail table .bb {
  border-bottom: 1px solid #939393;
}
.product_info .product_detail table .br {
  border-right: 1px solid #939393;
}
/*热点项目*/
.hot_project_banner {
  height: 600px;
  width: 100%;
  background: url('../imgs/hot_project/hot_project_banner.jpg') no-repeat center center;
  background-size: cover;
  text-align: center;
  color: #fff;
}
.hot_project_banner h4 {
  font-size: 48px;
  font-weight: bold;
  margin-top: 240px;
  margin-bottom: 60px;
}
.hot_project_banner p {
  font-size: 32px;
  line-height: 42px;
}
.hot_project_introducer {
  height: 868px;
  width: 1200px;
  margin: 0 auto;
}
.hot_project_introducer > ul {
  width: 100%;
  height: 180px;
}
.hot_project_introducer > ul li {
  width: 25%;
  font-size: 18px;
  color: #000;
  line-height: 180px;
  text-align: center;
  font-weight: bold;
}
.hot_project_introducer > ul li i {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #bb342e;
  position: relative;
  top: -3px;
  margin-right: 40px;
}
.hot_project_introducer > ul li b {
  display: inline-block;
  width: 46px;
  height: 46px;
  position: relative;
  top: 20px;
  margin-right: 6px;
  background: url("../imgs/hot_project/tabs01.png") no-repeat 0 0;
}
.hot_project_introducer > ul li:nth-child(2) > b {
  background-position: -60px 0;
}
.hot_project_introducer > ul li:nth-child(3) > b {
  background-position: -120px 0;
}
.hot_project_introducer > ul li:nth-child(4) > b {
  background-position: 0 -56px;
}
.hot_project_introducer > p {
  width: 940px;
  margin: 0 auto;
  height: 1px;
  background: #959595;
  position: relative;
}
.hot_project_introducer > p b {
  display: inline-block;
  width: 73px;
  height: 3px;
  background: #01a9dd;
  position: absolute;
  left: 433px;
  top: -1px;
}
.hot_project_introducer .introducer {
  width: 100%;
}
.hot_project_introducer .introducer h4 {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin: 50px 0 58px;
}
.hot_project_introducer .introducer div {
  width: 100%;
  color: #000;
}
.hot_project_introducer .introducer div span {
  font-size: 25px;
  padding-right: 60px;
}
.hot_project_introducer .introducer div input {
  width: 740px;
  height: 77px;
  line-height: 77px;
  font-size: 18px;
  color: #7f7f7f;
  outline: none;
  border: 1px solid #090204;
  padding: 0 30px;
  background: #f4f4f4;
}
.hot_project_introducer .introducer div textarea {
  width: 740px;
  min-height: 100px;
  padding: 25px 30px;
  font-size: 18px;
  color: #7f7f7f;
  border: 1px solid #090204;
  background: #f4f4f4;
  outline: none;
}
.hot_project_introducer .introducer div:nth-child(4) span {
  position: relative;
  left: 0;
  top: -74px;
}
.hot_project_introducer .introducer div:last-child {
  text-align: center;
  margin-top: 55px;
}
.hot_project_introducer .introducer div:last-child input {
  width: 434px;
  height: 60px;
  line-height: 60px;
  border: none;
  font-size: 24px;
  color: #fff;
  background: #868686;
  border-radius: 10px;
}
.hot_project_introducer .introducer p {
  height: 50px;
  line-height: 50px;
  font-size: 18px;
  color: #ff4a4b;
  padding-left: 215px;
}
.hot_project_address {
  width: 100%;
  height: 926px;
  background: #1272ac;
}
.hot_project_address .hot_project_address_box {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
  position: relative;
}
.hot_project_address .hot_project_address_box > div:nth-child(1) {
  position: absolute;
  color: #fff;
  top: 40px;
  left: 20px;
}
.hot_project_address .hot_project_address_box > div:nth-child(1) h4 {
  font-size: 32px;
  font-weight: bold;
  line-height: 42px;
}
.hot_project_address .hot_project_address_box > div:nth-child(1) p {
  font-size: 18px;
  line-height: 53px;
}
.hot_project_address .hot_project_address_box > div:nth-child(2) {
  width: 100%;
  height: 100%;
}
.hot_project_tabs {
  width: 1203px;
  height: 350px;
  margin: 180px auto 160px;
}
.hot_project_tabs ul {
  width: 100%;
  height: 100%;
  border: 1px solid #43abb6;
}
.hot_project_tabs ul li {
  width: 300px;
  height: 100%;
  font-size: 16px;
  color: #000;
  background: #f6f6f6;
  text-align: center;
}
.hot_project_tabs ul li dl {
  width: 100%;
}
.hot_project_tabs ul li dl dt {
  width: 115px;
  height: 115px;
  margin: 44px auto 0;
}
.hot_project_tabs ul li dl dd {
  line-height: 28px;
}
.hot_project_tabs ul li dl dd h4 {
  font-size: 28px;
  color: #43abb6;
  margin: 14px 0 24px;
}
.hot_project_tabs ul li:nth-child(1) {
  border-right: 1px solid #43abb6;
}
.hot_project_tabs ul li:nth-child(1) dt {
  background: url("../imgs/hot_project/tabs05_b.png") no-repeat;
}
.hot_project_tabs ul li:nth-child(2) {
  border-right: 1px solid #43abb6;
}
.hot_project_tabs ul li:nth-child(2) dt {
  background: url("../imgs/hot_project/tabs04_b.png") no-repeat;
}
.hot_project_tabs ul li:nth-child(3) {
  border-right: 1px solid #43abb6;
}
.hot_project_tabs ul li:nth-child(3) dt {
  background: url("../imgs/hot_project/tabs03_b.png") no-repeat;
}
.hot_project_tabs ul li:nth-child(4) dt {
  background: url("../imgs/hot_project/tabs02_b.png") no-repeat;
}
.hot_project_tabs ul li:hover {
  color: #fff;
  background: #43abb6;
}
.hot_project_tabs ul li:hover h4 {
  color: #fff;
}
.hot_project_tabs ul li:nth-child(1):hover dt {
  background: url("../imgs/hot_project/tabs05_a.png ") no-repeat;
}
.hot_project_tabs ul li:nth-child(2):hover dt {
  background: url("../imgs/hot_project/tabs04_a.png ") no-repeat;
}
.hot_project_tabs ul li:nth-child(3):hover dt {
  background: url("../imgs/hot_project/tabs03_a.png ") no-repeat;
}
.hot_project_tabs ul li:nth-child(4):hover dt {
  background: url("../imgs/hot_project/tabs02_a.png ") no-repeat;
}
body {
  position: relative;
}
.modal_box {
  display: none;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 999;
  position: fixed;
}
.modal_box .modal_dialog {
  position: fixed;
  left: 50%;
  top: 50%;
  margin-top: -300px;
  margin-left: -450px;
  width: 830px;
  height: 600px;
  background: #fff;
  padding-left: 70px;
}
.modal_box .modal_dialog h4 {
  margin-top: 69px;
  font-size: 35px;
  color: #000;
}
.modal_box .modal_dialog h3 {
  font-size: 45px;
  font-weight: bold;
  color: #ff4a4a;
  margin: 43px 0;
}
.modal_box .modal_dialog h6 {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 20px;
}
.modal_box .modal_dialog p {
  font-size: 18px;
  width: 331px;
  line-height: 28px;
}
.modal_box .modal_dialog img {
  position: absolute;
  right: 55px;
  top: 108px;
}
.modal_box .modal_dialog b {
  font-size: 42px;
  position: absolute;
  right: 27px;
  top: 9px;
  cursor: pointer;
}
/*关于我们页面*/
.about_us_banner {
  width: 100%;
  height: 667px;
  background: url("../imgs/index/banner.jpg") no-repeat center center;
  background-size: cover;
  color: #fff;
  text-align: center;
}
.about_us_banner .banner_box {
  width: 1100px;
  margin: 200px auto 0;
  color: #fff;
}
.about_us_banner .banner_box h4 {
  width: 100%;
  font-size: 82px;
  margin-top: 0;
  margin-bottom: 35px;
  text-align: center;
  font-weight: normal;
}
.about_us_banner .banner_box p {
  width: 100%;
  line-height: 48px;
  font-size: 24px;
}
.about_us_banner_bottom {
  width: 100%;
  height: 824px;
  background: url("../imgs/about_us/bg_2.jpg") no-repeat center center;
  background-size: cover;
}
.about_us_banner_bottom h4 {
  font-size: 52px;
  color: #fff;
  margin: 28px auto 16px;
  text-align: center;
}
.about_us_banner_bottom b {
  display: block;
  width: 73px;
  height: 3px;
  margin: 0 auto;
  background: #0074c3;
}
.about_us_banner_bottom p {
  font-size: 22px;
  width: 992px;
  margin: 572px auto 0;
  line-height: 42px;
}
.company_introduction {
  height: 1300px;
  width: 100%;
  background: #f6f6f6;
}
.company_introduction h2 {
  width: 1200px;
  height: 74px;
  line-height: 74px;
  font-size: 46px;
  position: relative;
  padding-left: 20px;
  margin: 40px auto;
}
.company_introduction h2 b {
  display: inline-block;
  height: 74px;
  width: 3px;
  background: #0074c3;
  position: absolute;
  left: 0;
  top: 0;
}
.company_introduction ul {
  width: 1200px;
  margin: 0 auto;
}
.company_introduction ul li {
  text-align: center;
  width: 300px;
  padding: 0 50px 60px;
}
.company_introduction ul li h4 {
  font-size: 54px;
  color: #000;
  line-height: 75px;
}
.company_introduction ul li h6 {
  font-size: 18px;
  color: #666666;
  margin: 10px 0 20px;
}
.company_introduction ul li p {
  line-height: 27px;
  font-size: 15px;
  color: #000;
  text-align: left;
}
.company_introduction ul li:nth-child(1) {
  width: 299px;
  border-right: 1px solid #c3c3c3;
}
.company_introduction ul li:nth-child(2) {
  width: 299px;
  border-right: 1px solid #c3c3c3;
}
.company_introduction div {
  width: 1200px;
  margin: 0 auto;
  background: url("../imgs/about_us/bg_3.jpg");
}
.company_introduction div a {
  display: inline-block;
  width: 280px;
  height: 270px;
  text-align: center;
  margin-right: 17px;
}
.company_introduction div a:nth-child(1) {
  background: url("../imgs/about_us/zhongjiang.jpg") no-repeat;
}
.company_introduction div a:nth-child(2) {
  background: url("../imgs/about_us/zhongrong.jpg") no-repeat;
}
.company_introduction div a:nth-child(3) {
  background: url("../imgs/about_us/guomin.jpg") no-repeat;
}
.company_introduction div a:nth-child(4) {
  background: url("../imgs/about_us/guangda.jpg") no-repeat;
  margin-right: 0;
}
.company_introduction div a:nth-child(5) {
  background: url("../imgs/about_us/zhongxing.jpg") no-repeat;
}
.company_introduction div a:nth-child(6) {
  background: url("../imgs/about_us/fangzheng.jpg") no-repeat;
}
.company_introduction div a:nth-child(7) {
  background: url("../imgs/about_us/huaxing.jpg") no-repeat;
}
.company_introduction div a:nth-child(8) {
  background: url("../imgs/about_us/zhongtai.jpg") no-repeat;
  margin: 0;
}
.address_map {
  height: 575px;
  width: 100%;
  background: url("../imgs/about_us/map.jpg") no-repeat center center;
  background-size: cover;
}
.address_map > div {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
}
.address_map > div > div {
  margin: 150px 0 0 240px;
  width: 291px;
  height: 207px;
  padding: 32px 18px 0;
  background: #fff;
  position: relative;
}
.address_map > div > div span {
  display: inline-block;
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: #121e2c;
  position: absolute;
  left: 9px;
  top: 18px;
  text-align: center;
}
.address_map > div > div span img {
  margin-top: 18px;
}
.address_map > div > div h4 {
  font-size: 36px;
  color: #444444;
  line-height: 46px;
  margin-left: 64px;
}
.address_map > div > div b {
  display: block;
  width: 149px;
  height: 1px;
  background: #a9a9a9;
  margin: 5px auto 10px;
}
.address_map > div > div p {
  font-size: 18px;
  color: #828282;
  line-height: 24px;
}
.address_map > div > div h3 {
  font-size: 25px;
  color: #fb2274;
  margin-top: 20px;
}
