@charset "UTF-8";
html {
  overflow-y: scroll;
}

body {
  font-family: "lucida Grande",Verdana,"Microsoft YaHei";
}

a {
  color: inherit;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}

a:hover {
  color: inherit;
}

a:hover, a:focus {
  text-decoration: none;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

b, dt {
  font-weight: normal;
}

p {
  margin: 0;
}

h3, h4 {
  margin: 0;
  font-weight: normal;
}

video {
  max-width: 100%;
}

@supports (display: flex) {
  body {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
  }

  .allcontent-wrap {
    flex: 1;
  }
}
.container-fluid {
  max-width: 1230px;
}
.container-fluid img {
  /*max-width: 100%;*/
}

.row-mat {
  margin-top: -20px;
}
.row-mat img{max-width:100%; height:auto;}
.col-mat {
  margin-top: 20px;
}

.no-padding {
  padding: 0 !important;
}

.text-indent {
  text-indent: 2em;
}

.high-line {
  line-height: 1.75;
}

.mw100 {
  max-width: 100%;
}

.img-middle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  max-width: 100%;
  max-height: 100%;
}

.nowrapline {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/*顶部  logo&热线*/
.top-header {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  width: 100%;
  color: #fff;
}
@media (min-width: 900px) {
  .top-header:hover {
    background-color: rgba(51, 51, 51, 0.5);
  }
}

.top-head {
  display: table;
  width: 100%;
  padding-top: 10px;
}
@media (min-width: 900px) {
  .top-head {
    float: left;
    width: auto;
    padding-bottom: 10px;
  }
}

.top-logo,
.top-btnwrap {
  display: table-cell;
  vertical-align: middle;
}

.top-logo img {
  max-width: 100%;
}
.top-logo .b-logo {
  display: none;
}
@media (min-width: 900px) {
  .top-logo .s-logo {
    display: none;
  }
  .top-logo .b-logo {
    display: inline;
  }
}

.top-btnwrap {
  padding-left: 20px;
  text-align: right;
}
@media (min-width: 900px) {
  .top-btnwrap {
    display: none;
  }
}

/*小屏  折叠按钮*/
.top-btn-collapse {
  top: 0;
  cursor: pointer;
  color: #0061a5;
  font-size: 24px;
  line-height: inherit;
}
@media (min-width: 540px) {
  .top-btn-collapse {
    font-size: 26px;
  }
}

/*导航*/
.top-nav li {
  text-align: center;
}

.top-nav a {
  display: block;
  cursor: pointer;
}

@media (max-width: 899px) {
  .top-nav {
    display: none;
    position: absolute;
    z-index: 3;
    right: 15px;
    width: 160px;
    max-width: 100%;
    color: #fff;
    background: rgba(0, 0, 0, 0.9);
    padding: 5px 0;
  }

  .top-nav-link {
    line-height: 30px;
  }
  .top-nav-link:hover {
    background: #0061a5;
  }
}
@media (min-width: 900px) {
  .top-nav {
    display: block !important;
    float: right;
    margin-top: 25px;
  }

  .top-nav-li {
    position: relative;
    float: left;
    margin: 0 2px;
  }
}
@media (min-width: 992px) {
  .top-nav-li {
    margin: 0 8px;
  }
}
@media (min-width: 1200px) {
  .top-nav-li {
    font-size: 15px;
  }
}

@media (min-width: 900px) {
  .top-nav-link {
    padding: 0 5px;
    font-weight: bold;
    line-height: 30px;
  }
  .top-nav-link:after {
    content: '';
    display: block;
    width: 2.5em;
    height: 2px;
    margin: 0 auto;
    background: #0061a5;
    opacity: 0;
    -webkit-transition: 0.3s;
    -moz-transition: 0.3s;
    -o-transition: 0.3s;
    transition: 0.3s;
  }
  .top-nav-link:hover:after, .top-nav-link.hover:after, .top-nav-link.act:after {
    opacity: 1;
  }
}
/*二级导航*/
.top-subnav {
  display: none;
  position: absolute;
  left: 0;
  width: 100%;
  z-index: 3;
  font-size: 12px;
  padding: 2px 0;
  background: rgba(255, 255, 255, 0.9);
}
@media (max-width: 899px) {
  .top-subnav {
    display: none !important;
  }
}

.top-subnav-link {
  line-height: 30px;
  color: #000;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.top-subnav-link:hover {
  color: #0061a5;
  background-color: #000;
}

/*轮播图*/
.swiper-img .swiper-slide img {
  margin: 0 auto;
}

.swiper-banner-img {
  position: relative;
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
.swiper-banner-img:before {
  content: '';
  display: block;
  padding-top: 55.5%;
}
@media (max-width: 899px) {
  .swiper-banner-img:before {
    padding-top: 55%;
  }
}
@media (max-width: 639px) {
  .swiper-banner-img:before {
    padding-top: 55%;
  }
}

.wrapper {
  margin: 20px 0;
}
@media (min-width: 768px) {
  .wrapper {
    margin: 30px 0;
  }
}

.main-item {
  position: relative;
}

.text-important {
  color: #0061a5;
}

/*主要标题*/
.main-title {
  text-align: center;
  margin-bottom: 20px;
}
@media (min-width: 768px) {
  .main-title {
    margin-bottom: 30px;
  }
}
.main-title .main-title-link {
  position: relative;
  display: inline-block;
  font-size: 20px;
  font-weight: bold;
}
@media (min-width: 768px) {
  .main-title .main-title-link {
    font-size: 25px;
  }
}
.main-title .main-title-link:after {
  content: '';
  display: block;
  width: 2.5em;
  height: 2px;
  margin: 5px auto 0;
  background-color: #0061a5;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.main-title .main-title-link[href]:hover:after {
  width: 100%;
}

/*首页 产品中心*/
.normallink {
  position: relative;
  display: block;
  margin: 0 auto;
  max-width: 376px;
}

.normallink-imgbox {
  position: relative;
  z-index: 1;
  border: 1px solid #969696;
  box-shadow: 0 0 0 1px #fff;
  overflow: hidden;
}
.normallink-imgbox:before {
  content: '';
  display: block;
  padding-top: 73.4%;
}

.normallink.circlelink {
  max-width: 237px;
}
.normallink.circlelink .normallink-imgbox {
  border-radius: 50%;
  box-shadow: none;
}
.normallink.circlelink .normallink-imgbox:before {
  padding-top: 100%;
}

.normallink-img,
.normallink-shade,
.normallink-title {
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}

.normallink-img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  max-width: 100%;
  max-height: 100%;
}

.normallink-shade {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  padding: 20px;
  color: #fff;
  background-color: rgba(0, 0, 0, 0.5);
  text-align: center;
  opacity: 0;
}
@media (max-width: 639px) {
  .normallink-shade {
    display: none;
  }
}
.normallink-shade .normallink-shade-img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  max-width: 100%;
  max-height: 100%;
  max-width: 80%;
  max-height: 80%;
}

.normallink-shade-title {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  line-height: 30px;
  margin-top: -15px;
  padding: 0 5px;
}

.normallink-title {
  text-align: center;
  font-size: 13px;
  font-weight: bold;
  margin-top: 0.2em;
}
@media (min-width: 768px) {
  .normallink-title {
    font-size: 14px;
  }
}
@media (min-width: 992px) {
  .normallink-title {
    font-size: 15px;
  }
}

.normallink-shade-title,
.normallink-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.normallink:hover .normallink-title {
  color: #0061a5;
}
.normallink:hover .normallink-img {
  -webkit-transform: scale(1.1);
  -moz-transform: scale(1.1);
  -ms-transform: scale(1.1);
  -o-transform: scale(1.1);
  transform: scale(1.1);
}
.normallink:hover .normallink-shade {
  opacity: 1;
}

.swiper-container-wrap {
  position: relative;
}
@media (min-width: 1200px) {
  .swiper-container-wrap {
    padding: 0 60px;
  }
}

/*swiper切换按钮*/
.swiper-btn-prev,
.swiper-btn-next {
  display: none;
  position: absolute;
  z-index: 2;
  top: 50%;
  cursor: pointer;
  width: 40px;
  height: 80px;
  line-height: 80px;
  text-align: center;
  margin-top: -40px;
  font-size: 60px;
  font-family: simsun;
  font-weight: bold;
  color: #d0d0d0;
  overflow: hidden;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.swiper-btn-prev:hover,
.swiper-btn-next:hover {
  color: #fff;
  background-color: #0061a5;
}
.swiper-btn-prev.swiper-button-disabled,
.swiper-btn-next.swiper-button-disabled {
  opacity: 0.6;
  cursor: auto;
  pointer-events: none;
}
@media (min-width: 1200px) {
  .swiper-btn-prev,
  .swiper-btn-next {
    display: block;
  }
}

.swiper-btn-prev {
  left: 0;
}

.swiper-btn-next {
  right: 0;
}

/*查看更多 按钮*/
.btn-more-wrap {
  margin-top: 20px;
  text-align: center;
}

.btn-more {
  display: inline-block;
  font-size: 12px;
  padding: 0.42em 1.8em;
  color: #0061a5;
  border: 1px solid #0061a5;
}
@media (min-width: 450px) {
  .btn-more {
    font-size: 14px;
  }
}
.btn-more:hover {
  color: #fff;
  background-color: #0061a5;
}
.btn-more:active {
  background-color: #004372;
}

/*首页 公司简介*/
.about-wrapper {
  color: #fff;
  padding-top: 20px;
  padding-bottom: calc(50.375% - 20px);
  background-color: rgba(0, 97, 165, 0.5);
  background-image: url("../img/about-wrapper-bg.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  min-height: 240px;
}
.about-wrapper .container-fluid {
  position: relative;
}
.about-wrapper .main-title .main-title-link:after {
  background-color: #fff;
}

.about-content {
  position: absolute;
  left: 15px;
  right: 15px;
}

.about-text {
  line-height: 2;
  height: 6em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.about-text *{
	line-height:inherit !important;
}

/*首页 介绍*/
.main-intro .row {
  margin-left: -5px;
  margin-right: -5px;
}
@media (min-width: 450px) {
  .main-intro .row {
    margin-left: -10px;
    margin-right: -10px;
  }
}
.main-intro .col-xs-6 {
  padding-left: 5px;
  padding-right: 5px;
}
@media (min-width: 450px) {
  .main-intro .col-xs-6 {
    padding-left: 10px;
    padding-right: 10px;
  }
}

.intro-wrap {
  position: relative;
  max-width: 285px;
  margin: 0 auto;
  overflow: hidden;
  color: #fff;
  background-color: rgba(0, 0, 0, 0.5);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.intro-content {
  padding: 20px 10px 150px;
}
.intro-content .intro-title {
  font-size: 20px;
  margin-bottom: 0.5em;
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
@media (min-width: 450px) {
  .intro-content .intro-title {
    font-size: 24px;
  }
}
@media (min-width: 992px) {
  .intro-content .intro-title {
    font-size: 28px;
  }
}
.intro-content .intro-text {
  font-size: 13px;
  line-height: 1.75;
  height: 10.5em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
}
@media (min-width: 992px) {
  .intro-content .intro-text {
    font-size: 14px;
  }
}

.intro-circle {
  position: relative;
  max-width: 210px;
  border: 1px solid #0061a5;
  text-align: center;
  border-radius: 50%;
  margin: 0 auto;
  overflow: hidden;
}
.intro-circle:before {
  content: '';
  display: block;
  padding-top: 100%;
}
.intro-circle:hover {
  border-color: #004372;
}

.intro-circle-content {
  position: absolute;
  top: 20%;
  bottom: 20%;
  left: 10%;
  right: 10%;
}
.intro-circle-content .intro-title {
  color: #0061a5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.intro-circle-content .intro-title .number {
  font-size: 22px;
}
@media (min-width: 400px) {
  .intro-circle-content .intro-title .number {
    font-size: 30px;
  }
}
@media (min-width: 992px) {
  .intro-circle-content .intro-title .number {
    font-size: 40px;
  }
}
.intro-circle-content .intro-text {
  font-size: 12px;
  line-height: 1.5;
  height: 3em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
@media (min-width: 375px) {
  .intro-circle-content .intro-text {
    height: 4.5em;
    -webkit-line-clamp: 3;
  }
}
@media (min-width: 450px) and (max-width: 767px), (min-width: 900px) {
  .intro-circle-content .intro-text {
    font-size: 14px;
  }
}

/*首页 工程案例*/
.case-wrapper {
  padding: 20px 0;
  background-color: #e8e4de;
  background-image: url("../img/case-wrapper-bg.jpg");
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}

@media (max-width: 449px) {
  .content-chwidth .row {
    margin-left: -5px;
    margin-right: -5px;
  }
  .content-chwidth .col-xs-6 {
    padding-left: 5px;
    padding-right: 5px;
  }
}

/*首页 新闻中心*/
.main-title-wrap {
  border-bottom: 1px solid #acacac;
  margin-bottom: 20px;
}
@media (min-width: 768px) {
  .main-title-wrap {
    margin-bottom: 30px;
  }
}
.main-title-wrap .main-title {
  margin-bottom: 0;
}

.nav-news {
  margin-top: 20px;
}

.nav-news-item {
  display: inline-block;
  padding: 0 0.5em 0.5em;
  border-bottom: 3px solid transparent;
  margin: 0 5px;
}
@media (min-width: 768px) {
  .nav-news-item {
    font-size: 16px;
    margin: 0 15px;
  }

}
.nav-news-item:hover, .nav-news-item.act {
  border-color: #0061a5;
}

.main-item-news {
  display: none;
}

.imgnewslink {
  position: relative;
  display: block;
}
.imgnewslink .imgnews-textbox {
  position: relative;
  overflow: hidden;
}
.imgnewslink .imgnews-title {
  margin-bottom: 5px;
}
.imgnewslink .imgnews-date-xs {
  font-size: 12px;
  padding-bottom: 5px;
  border-bottom: 1px dashed #c0c0c0;
  margin-bottom: 5px;
}
@media (min-width: 480px) {
  .imgnewslink .imgnews-date-xs {
    display: none;
  }
}
.imgnewslink .imgnews-text {
  line-height: 1.5;
  max-height: 3em;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.imgnewslink .imgnews-btn {
  width: 30px;
  height: 30px;
  text-align: center;
  line-height: 30px;
  color: #fff;
  background-color: #0061a5;
  margin-top: 10px;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
@media (max-width: 479px) {
  .imgnewslink {
    padding: 10px;
    border: 1px solid #ccc;
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.4);
  }
  .imgnewslink .imgnews-date {
    display: none;
  }
}
@media (min-width: 480px) {
  .imgnewslink {
    height: 124px;
  }
  .imgnewslink .imgnews-date {
    float: left;
    width: 124px;
    height: 100%;
    padding: 17px;
    outline: 1px solid #fff;
    outline-offset: -3px;
    color: #fff;
    background-color: #0061a5;
    text-align: center;
  }
  .imgnewslink .imgnews-month {
    font-size: 16px;
    line-height: 30px;
  }
  .imgnewslink .imgnews-day {
    font-size: 45px;
    line-height: 60px;
  }
  .imgnewslink .imgnews-textbox {
    position: relative;
    float: left;
    width: calc(100% - 124px);
    height: 100%;
    padding: 0 15px;
  }
  .imgnewslink .imgnews-title {
    font-size: 15px;
    padding-bottom: 5px;
    border-bottom: 1px dashed;
    margin-bottom: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .imgnewslink .imgnews-btn {
    margin-top: 15px;
  }
}
.imgnewslink:hover {
  color: #0061a5;
}
.imgnewslink:hover .imgnews-btn {
  width: 60px;
}

/*非主页页面*/
@media (max-width: 899px) {
  .page-banner .container-fluid {
    padding-left: 0;
    padding-right: 0;
  }
}
.page-banner .container-fluid .img-responsive {
  width: 100%;
}

.main-page {
  margin: 20px 0;
}
@media (max-width: 767px) {
  .main-page {
    margin: 0;
  }
    .intro-content {
  padding: 20px 10px 50px;
}
}

@media (min-width: 850px) and (max-width: 991px) {
  .page-aside-wrap {
    width: 30%;
  }

  .page-section-wrap {
    width: 70%;
  }
}
/*侧栏*/
/*aside标题*/
.aside-title {
  position: relative;
  color: #0061a5;
  font-size: 18px;
  padding-left: 8px;
  border-left: 3px solid;
  text-transform: uppercase;
  margin-bottom: 15px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/*侧栏列表*/
.aside-list {
  margin-bottom: 20px;
}
.aside-list a {
  display: block;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.aside-list > li {
  margin-top: 4px;
}
.aside-list > li > a {
  position: relative;
  line-height: 40px;
  padding: 0 20px;
  font-size: 15px;
  background-color: #d8d8d8;
  border: 1px solid #bebebe;
}
.aside-list > li > a:hover, .aside-list > li > a.act {
  color: #fff;
  background-color: #0061a5;
  border-color: #0061a5;
}

.aside-contact .aside-contact-content {
  padding: 2px;
  padding-bottom: 40px;
  font-size: 12px;
  background: #d8d8d8;
  border: 1px solid #bebebe;
}
.aside-contact .aside-contact-img {
  display: block;
  width: 100%;
  margin-bottom: 10px;
}
.aside-contact .aside-contact-list li {
  margin-bottom: 5px;
  word-break: break-all;
}

/*section标题*/
.section-title {
  padding-bottom: 5px;
  border-bottom: 1px solid #0061a5;
  margin-bottom: 20px;
}
.section-title a[href]:hover {
  color: #0061a5;
}

/*section内容部分*/
.section-content {
  margin: 20px 0;
}

@media (max-width: 991px) {
  .section-chwidth .row {
    margin-left: -5px;
    margin-right: -5px;
  }
  .section-chwidth .col-xs-6 {
    padding-left: 5px;
    padding-right: 5px;
  }
}
@media (min-width: 540px) {
  .section-chwidth .col-xs-6 {
    width: 33.33333333%;
  }
}

.page-text {
  line-height: 1.75;
  /*text-indent: 2em;*/
}
.page-text img{max-width:100%; height:auto;}

.pagex-titlebox {
  text-align: center;
  margin-bottom: 15px;
}

.pagex-title {
  font-size: 16px;
}

.pagex-time {
  font-size: 13px;
  color: #a4a4a4;
  margin-top: 10px;
}

.pagex-imgbox {
  text-align: center;
  margin-bottom: 10px;
}
.pagex-imgbox img {
  display: block;
  max-width: 100%;
  margin: 0 auto 5px;
}

.pagex-text {
  margin: 10px 0;
  line-height: 1.75;
/*  text-indent: 2em;*/
}

.pagex-text img{max-width:100%; height:auto;}
.pagex-title-pro {
  font-size: 16px;
  font-weight: bold;
  padding-bottom: 10px;
  border-bottom: 1px solid #bebebe;
  margin-bottom: 10px;
}

.pagex-title-detail {
  color: #0061a5;
}

/*关于我们页*/
.page-about-imgbox {
  text-align: center;
  margin-bottom: 20px;
}
@media (min-width: 640px) {
  .page-about-imgbox {
    float: left;
    margin-bottom: 0;
    margin-right: 20px;
    max-width: 50%;
  }
}

.page-about-text {
  line-height: 1.75;
/*  text-indent: 2em;*/
}
.page-about-text img{max-width:100%; height:auto;}

/*新闻资讯页*/
.page-news-item {
  padding-bottom: 10px;
  border-bottom: 1px dotted #cacaca;
  margin-bottom: 10px;
}

.page-news-title {
  position: relative;
  float: left;
  padding-left: 25px;
}
.page-news-title:before, .page-news-title:after {
  position: absolute;
  top: 0;
  left: 0;
}
.page-news-title:before {
  content: url("../img/page-news-hover-bg.png");
  opacity: 0;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.page-news-title:after {
  content: url("../img/page-news-bg.png");
}
.page-news-title:hover {
  color: #0061a5;
}
.page-news-title:hover:before {
  opacity: 1;
}

.page-news-time {
  float: right;
  margin-left: 10px;
}

/* 在线留言页 */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .contact-form {
    margin-top: 40px;
  }
}
.contact-form label {
  font-weight: normal;
}
.contact-form .form-control {
  border: 1px solid #c9c9c9;
  border-radius: 0;
}
.contact-form .form-control:focus {
  border-color: #0061a5;
}
.contact-form textarea {
  width: 100%;
  resize: vertical;
}
.contact-form input[type=date] {
  width: 180px;
}
.contact-form input[type=submit] {
  color: #fff;
  background: #0061a5;
  width: 100%;
  text-align: center;
  border-radius: 0;
  padding: 4px 12px;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  -o-transition: 0.3s;
  transition: 0.3s;
}
.contact-form input[type=submit]:hover {
  background: #00528c;
}

/*联系我们页*/
.page-contact-list {
  margin-bottom: 20px;
}
.page-contact-list li {
  margin-bottom: 5px;
}

.contact-map img {
  display: block;
  max-width: 100%;
  margin: 0 auto;
}

/*小屏产品分类下拉按钮*/
.s-drop-wrap {
  margin: 15px 15px 0;
}

.s-drop-btn {
  cursor: pointer;
  color: #fff;
  background: #0061a5;
  line-height: 40px;
  padding: 0 15px;
  text-align: left;
}
.s-drop-btn span.glyphicon {
  float: right;
  top: 0;
  line-height: 40px;
  -webkit-transition: 0.4s;
  -moz-transition: 0.4s;
  -o-transition: 0.4s;
  transition: 0.4s;
}
.s-drop-btn.nodrop {
  cursor: auto;
  text-align: center;
}
.s-drop-btn.nodrop span.glyphicon {
  display: none;
}
.s-drop-btn.act {
  background: #004372;
}
.s-drop-btn.act span.glyphicon {
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
}

/*小屏下拉列表*/
.s-drop-list {
  display: none;
  margin-bottom: 0;
}
.s-drop-list > li > a {
  font-size: 14px;
  line-height: 30px;
}

/* 大屏底部 */
.foot {
  color: #fff;
  background: #333;
  font-size: 12px;
  padding: 20px 0;
  text-align: center;
}
@media (min-width: 640px) {
  .foot {
    font-size: 14px;
    padding: 30px 0;
  }
}
.foot a:hover {
  color: #8f8f8f;
}

.foot-content {
  display: inline-block;
}

.foot-nav {
  margin-bottom: 5px;
}
.foot-nav li {
  float: left;
}
.foot-nav li:after {
  content: '/';
}
.foot-nav li:last-child:after {
  content: none;
}
.foot-nav a {
  padding: 0 8px;
}
.foot-nav a:hover, .foot-nav a.act {
  color: #8f8f8f;
}
@media (max-width: 767px) {
  .foot-nav {
    display: none;
  }
}

@media (min-width: 992px) {
  .foot-content {
    display: block;
  }

  .foot-nav {
    float: left;
    margin-bottom: 0;
  }

  .foot-copy {
    float: right;
  }
}
/*小屏底部*/
.foot-fixed {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 2;
  color: #fff;
  background: #222;
  border-top: 1px solid #222;
}

.ffixedlink {
  width: 25%;
  float: left;
  padding: 2px 0;
  text-align: center;
}
.ffixedlink:hover {
  background: #141618;
}

.foot-icon {
  display: block;
  margin: 0 auto;
  width: 30px;
  height: 20px;
  overflow: hidden;
  background-image: url(../img/foot-icon.png);
  background-repeat: no-repeat;
}

.ffixedlink:nth-child(1) .foot-icon {
  background-position: 0px 0;
}

.ffixedlink:nth-child(2) .foot-icon {
  background-position: -30px 0;
}

.ffixedlink:nth-child(3) .foot-icon {
  background-position: -60px 0;
}

.ffixedlink:nth-child(4) .foot-icon {
  background-position: -90px 0;
}

@media screen and (max-width: 767px) {
  /*小屏底部fixed导航距离*/
  body {
    padding-bottom: 45px;
  }
}