@charset "UTF-8";
/* 重置样式 */
section, body, div, p, span, h1, h2, h3, h4, h5, h6, form, input, a, ul, li, dt, dd, dl, ol, header, nav, footer {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  line-height: 1;
}

a {
  text-decoration: none;
}

li {
  list-style: none;
}

input {
  border: none;
  outline: none;
  background-color: transparent;
}

/* 通用样式 */
.p1920 {
  width: 1920px;
  position: relative;
  left: 50%;
  margin-left: -960px;
}

.w1200 {
  width: 1200px;
  margin: 0 auto;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clearfix::after {
  content: '';
  display: block;
  height: 0;
  clear: both;
  overflow: hidden;
  visibility: hidden;
}

.dfc {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 标题 */
.sa {
  text-align: center;
  font-size: 30px;
  color: #31475e;
}

/* 头部 */
header {
  background-color: #fff;
  position: absolute !important;
  top: 0;
  z-index: 999999;
}

.header {
  height: 74px;
}

/* 导航栏 */
.nav-li {
  position: relative;
  z-index: 999;
}

.nav-li .nav-a {
  display: block;
  padding: 0 23px;
  font-size: 16px;
  color: #31475e;
}

.nav-li .nav-a:hover{color: #08c9a8;}

.nav-ul {
  height: 0;
  overflow: hidden;
  position: absolute;
  left: 50%;
  top: 45px;
  background-color: #fff;
  z-index: 999;
  width: 100%;
  transform: translateX(-50%);
}

.nav-ul li {
  width: 100%;
}

.nav-ul li a {
  width: 100%;
  height: 38px;
  line-height: 38px;
  text-align: center;
  display: block;
  color:#31475e;
}

/* 搜索 */
.s1 {
  border-bottom: 1px solid #eee;
}

.s1-box {
  height: 51px;
}

.s1a {
  font-size: 14px;
  color: #737373;
}

.s1a a {
  font-size: 14px;
  color: #737373;
}

.s1b {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.s1b-title {
  font-size: 12px;
  color: #666;
}

.s1b-title a {
  font-size: 12px;
  color: #666;
}

.s1b-title a + a::before {
  content: "、";
  display: inline-block;
}

.s1b-form {
  width: 243px;
  height: 16px;
  margin-left: 30px;
}

.s1b-input {
  width: 190px;
  height: 100%;
  padding-left: 14px;
  border-left: 1px solid #d1d1d1;
  font-size: 14px;
  color: #666;
}

.s1b-input::-webkit-input-placeholder {
  color: #666;
}

.s1b-input::-moz-placeholder {
  color: #666;
}

.s1b-input::-moz-placeholder {
  color: #666;
}

.s1b-input::-ms-input-placeholder {
  color: #666;
}

.s1b-btn {
  width: 40px;
  border-left: 1px solid #d1d1d1;
  background-image: url(../images/s1b-ss.png);
  background-repeat: no-repeat;
  background-position: right center;
  height: 100%;
}

/* 服务 */
.s2 {
  padding-top: 80px;
}

.s2b {
  margin-top: 40px;
  flex-wrap: wrap;
}

.s2b li:nth-child(n+4) {
  margin-top: 21px;
}

.s2b li {
  width: 386px;
  height: 224px;
}

.s2b li a {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}

.s2b-img {
  min-width: 100%;
  min-height: 100%;
}

.s2b-name {
  position: absolute;
  left: 0;
  bottom: 0;
  padding-left: 20px;
  padding-bottom: 23px;
  font-size: 20px;
  color: #fff;
}

.s2b-summary {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background-color: rgba(0, 0, 0, 0.5);
}

.s2b-summary h2 {
  font-size: 20px;
  color: #fff;
}

.s2b-summary p {
  font-size: 20px;
  color: #08c9a8;
  margin-top: 10px;
}

.s2b-summary h3 {
  font-size: 16px;
  color: #fff;
  margin-top: 10px;
}

.s2b li a:hover .s2b-name {
  display: none;
}

.s2b li a:hover .s2b-summary {
  display: flex;
}

/* 优势 */
.s3 {
  padding: 100px 0;
}

.s3b {
  flex-wrap: wrap;
  margin-top: 40px;
}

.s3b li:nth-child(n+4) {
  margin-top: 34px;
}

.s3b li {
  width: 366px;
  height:280px;
}

.s3b li a {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid #dcdcdc;
  background-color: #fff;
  text-align: center;
  padding: 0 22px;
  padding-top: 45px;
}

.s3b-name {
  font-size: 18px;
  color: #333;
  margin-top: 30px;
}

.s3b-wire {
  width: 100%;
  height: 1px;
  background-color: #f4f4f4;
  margin-top: 22px;
}

.s3b-summary {
  text-align:center;
  font-size: 16px;
  color: #778898;
  line-height: 30px;
  margin-top: 20px;
}

/* 案例 */
.s4 {
  background-image: url(../images/s4.jpg);
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

.s4-box {
  padding: 100px 0;
  position: relative;
}

.s4a {
  color: #fff;
}

.s4b {
  margin-top: 40px;
}

.s4b li {
  width: 386px;
  margin-right: 15px;
}

.s4b-img {
  width: 385px;
  height: 216px;
  overflow: hidden;
}

.s4b-img img {
  min-width: 100%;
  min-height: 100%;
}

.s4b-con {
  width: 100%;
  height: 194px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  background-color: #fff;
}

.s4b-con .s4b-name {
  font-size: 22px;
  color: #333;
  font-weight: lighter;
}

.s4b-more {
  display: block;
  width: 248px;
  text-align: center;
  height: 48px;
  line-height: 46px;
  border: 1px solid #a0a0a0;
  font-size: 18px;
  color: #666;
  margin-top: 40px;
}

.s4b-more:hover {
  background-color: #08c9a8;
  border-color: #08c9a8;
  color: #fff;
}

/* 关于我们 */
.s5 {
  padding-top: 100px;
}

.s5b {
  margin-top: 40px;
  width: 100%;
}

.s5b img {
  width: 100%;
}

.s5c {
  width: 100%;
  padding: 35px 37px;
  box-shadow: 0 1px 5px #efefef;
}

.s5c h2 {
  font-size: 20px;
  color: #333;
  font-weight: lighter;
  line-height: 40px;
}

.s5c p {
  font-size: 16px;
  color: #778898;
  line-height: 36px;
}

.s5c p a {
  font-size: 16px;
  color: #778898;
}

/* 合作客户 */
.s6 {
  padding-top: 100px;
}

.s6b {
  margin-top: 40px;
}

.s6b-btn ul {
  display: flex;
  align-items: center;
  justify-content: center;
}

.s6b-btn ul li {
  width: 178px;
  text-align: center;
  height: 46px;
  line-height: 44px;
  border: 1px solid #808080;
  color: #808080;
  font-size: 18px;
}

.s6b-btn ul li + li {
  margin-left: 12px;
}

.s6b-btn ul li a {
  line-height: 44px;
  color: #808080;
  font-size: 18px;
}

.s6b-btn ul li:hover {
  color: #000;
  border-color: #000;
}

.s6b-btn ul li:hover a {
  color: #000;
}

.s6b-con {
  margin-top: 40px;
}

.s6b-list {
  flex-wrap: wrap;
}

.s6b-list li {
  width: 380px;
  height: 50px;
}

.s6b-list li:nth-child(n+4) {
  margin-top: 12px;
}

.s6b-list li a {
  width: 100%;
  height: 100%;
  border: 1px solid #d2d2d2;
  padding-left: 16px;
  padding-right: 12px;
}

.s6b-list li a h2 {
  font-size: 16px;
  color: #333;
  padding-left: 24px;
  position: relative;
}

.s6b-list li a h2::before {
  content: '';
  display: block;
  width: 15px;
  height: 1px;
  background-color: #333;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

.s6b-list li a p {
  font-size: 14px;
  color: #999;
}

/* 新闻资讯 */
.s7 {
  padding-top: 100px;
  padding-bottom: 70px;
}

.s7b {
  margin-top: 40px;
}

.s7b-box1 {
  width: 300px;
  height: 434px;
  border: 1px solid #d2d2d2;
  padding: 0 15px;
  padding-top: 29px;
}

.s7b-box2 {
  width: 544px;
  height: 434px;
  border: 1px solid #d2d2d2;
  padding: 0 19px;
  padding-top: 29px;
}

.s7b-name {
  align-items: flex-end;
}

.s7b-name h2 {
  font-size: 18px;
  color: #545454;
  font-weight: bold;
}

.s7b-name h2 span {
  font-size: 12px;
  color: #999;
  font-weight: normal;
  text-transform: uppercase;
}

.s7b-name a {
  font-size: 14px;
  color: #666;
}

.s7b-img {
  margin-top: 10px;
  width: 100%;
  height: 136px;
  overflow: hidden;
}

.s7b-img img {
  min-width: 100%;
  min-height: 100%;
}

.s7b-list1 {
  width: 100%;
  margin-top: 5px;
}

.s7b-list1 li {
  width: 100%;
}

.s7b-list1 li a {
  display: block;
  width: 100%;
  line-height: 38px;
  border-bottom: 1px #bfbfbf dashed;
  padding-left: 13px;
  padding-right: 22px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 14px;
  color: #666;
  position: relative;
}

.s7b-list1 li:last-child a {
  border-bottom: none;
  margin-top: 13px;
  line-height: 1;
}

.s7b-list1 li a::before {
  content: '';
  display: block;
  width: 3px;
  height: 3px;
  background-color: #666666;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

.s7b-list2 {
  margin-top: 10px;
  border-top: 2px solid #d2d2d2;
  width: 100%;
}

.s7b-list2 li {
  width: 100%;
}

.s7b-list2 li a {
  width: 100%;
  height: 57px;
  border-bottom: 1px #bfbfbf dashed;
  padding-left: 22px;
  position: relative;
}

.s7b-list2 li a::before {
  content: '';
  display: block;
  width: 3px;
  height: 3px;
  background-color: #666666;
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
}

.s7b-list2 li a p {
  font-size: 14px;
  color: #666;
}

/* 友情链接 */
.s8 {
  padding-bottom: 40px;
  padding-left: 178px;
  padding-top: 20px;
  background-image: url(../images/s8.png);
  background-repeat: no-repeat;
  background-position: left top;
  margin-top: 20px;
}

.s8 a {
  font-size: 14px;
  color: #888;
}

.s8 a + a::before {
  content: "/";
  display: inline-block;
  padding: 0 12px;
  font-size: 14px;
  color: #888;
}

/* 底部 */
footer {
  background-color: #2b323a;
  border-bottom: 2px solid #3a434a;
}

.footer {
  padding-top: 60px;
  padding-bottom: 65px;
}

.footer-nav {
  padding-bottom: 30px;
  border-bottom: 2px solid #3a434a;
  width: 100%;
}

.footer-nav h2 {
  font-size: 14px;
  color: #545b63;
  text-transform: uppercase;
}

.footer-nav-con {
  margin-top: 20px;
  width: 100%;
}

.footer-nav-con h3 {
  font-size: 18px;
  color: #fff;
  padding-right: 45px;
  position: relative;
}

.footer-nav-con h3::before {
  content: "";
  display: block;
  border: 5px solid transparent;
  width: 0;
  height: 0;
  border-left-color: #545b63;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(50%, -50%);
}

.footer-nav-con div {
  display: flex;
  align-items: center;
}

.footer-nav-con div p {
  font-size: 16px;
  color: #fff;
}

.footer-nav-con div p + p {
  margin-left: 46px;
}

.footer-nav-con div p a {
  font-size: 16px;
  color: #fff;
}

.footer-con {
  padding-top: 70px;
  width: 100%;
}

.footer-right {
  display: flex;
  align-items: center;
}

.footer-right div + div {
  margin-left: 28px;
}

.footer-code img {
  width: 100px;
  height: 100px;
}

.footer-telnum a {
  font-size: 14px;
  color: #fff;
  display: block;
  width: 136px;
  line-height: 36px;
  background-color: #08c9a8;
  padding-left: 54px;
  background-image: url(../images/footer-telnum.png);
  background-repeat: no-repeat;
  background-position: 27px center;
}

.footer-telnum h3 {
  font-size: 14px;
  color: #fff;
  text-align: end;
  letter-spacing: 11px;
  transform: translateX(10px);
  margin-top: 61px;
}

.footer-telnum p {
  text-align: end;
  font-size: 24px;
  color: #fff;
  font-family: Arial;
  margin-top: 9px;
}

.footer-list {
  display: flex;
  align-items: center;
}

.footer-list p {
  color: #fff;
  font-size: 18px;
}

.footer-list p + p {
  margin-left: 64px;
}

.footer-list p a {
  color: #fff;
  font-size: 18px;
}

.footer-tel {
  margin-top: 25px;
}

.footer-tel p {
  font-size: 14px;
  color: #999;
  line-height: 30px;
}

.footer-tel p span {
  font-size: 18px;
}

/* 页脚 */
.footer-bottom {
  text-align: center;
  background-color: #2b323a;
  padding-top: 30px;
  padding-bottom: 53px;
  font-size: 14px;
  color: #999;
}

.footer-bottom a {
  font-size: 14px;
  color: #999;
}
.l_btn3{position:absolute;top:52%;cursor:pointer;z-index: 99;left:-90px;width: 44px;height: 85px;background: url(../images/le.png) no-repeat;}
.r_btn3{position:absolute;top:52%;cursor:pointer;z-index: 99;right:-90px;width: 44px;height: 85px;background: url(../images/re.png) no-repeat;}


#m_demo{overflow:hidden;width:100%;margin:0 auto;padding-top:20px;}
#m_indemo {float: left;width:800%}
#m_demo1 {float: left;}
#m_demo2 {float: left;}