* {
  margin: 0;
  padding: 0;
  font-family: "Microsoft YaHei";
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
}
li {
  list-style: none;
}
.clearfix:after {
  clear: both;
  content: '';
  display: block;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
a:focus {
  outline: none;
}
.flex-bet{
	display: flex;justify-content: space-between;align-items: center;
}
@media (max-width:1920px) {
  html {
    font-size: 1rem;
  }
}
@media (max-width:750px) {
  html {
    font-size: 1rem;
  }
}
@media (max-width:330px) {
  html {
    font-size: 0.9rem;
  }
}
.head_pic .head_pic_cen, .our_do ul li .our_li_b .our_li_pos, .why_sel2 ul .ul_pic .ul_pic2, .section_4 ul li a .mous_box .mous_box_c, .section_4 ul li a .qd_box .qd_box_c, .solutions ul li a > img, .solutions ul li a .seek_b .seek_b_c {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
}
dt {
  font-weight: normal;
}
section {
  width: 100%;
  overflow: hidden;
}
.cen {
  width: 1080px;
  margin: 0 auto;
}
.section_4 ul li a .mous_box .mous_box_c h4, .solutions ul li p, .serv_case li h3, .suc_story li em {
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
img {
  max-width: 100%;
}
.w_btn {
  display: inline-block;
  border: 1px solid #fff;
  padding: 5px 10px;
  border-radius: 4px;
  color: #fff;
}
.w_btn:hover {
  background: rgba(255, 255, 255, 0.8);
  color: #0084eb;
}
@media (max-width:1080px) {
  .cen {
    width: 100%;
  }
}
.head_pic {
  background: url(../images/yxl_01.jpg) no-repeat center center;
  background-size: cover;
  height: 820px;
}
@media (max-height:750px) {
  .head_pic {
    height: 30rem;
  }
}
header {
  height: 70px;
  transition: all .3s;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
}
header:hover {
  background: rgba(255, 255, 255, 0.8);
}
header:hover .my_brand img:nth-child(1) {
  display: none;
}
header:hover .my_brand img:nth-child(2) {
  display: block;
}
header:hover .navbar-default .navbar-nav > li > a {
  color: #505050;
}
header:hover .navbar-default .navbar-nav > li > a:hover {
  color: #2b8fe4;
}
header:hover .caret {
  color: #505050;
}
header:hover .navbar-default .nav_r .login_btn a {
  background: #fff;
  border: 1px solid #1976c6;
  color: #1976c6;
}
header:hover .navbar-default .nav_r .login_btn a:hover {
  background: #1990ed;
  color: #fff;
}
header:hover .navbar-default .nav_r .s_btn a {
  background: #1990ed;
  color: #fff;
}
header:hover .navbar-default .nav_r .s_btn a:hover {
  color: #eee;
}
header .nav_r li {
  position: relative;
}
header .nav_r li a {
  padding: 20px 15px;
  position: relative;
  font-size: 16px;
}
@media (max-width:750px) {
  header .nav_r li a {
    padding: 0.5rem 1rem;
  }
}
header .nav_r li .dl_b {
  padding-top: 25px;
  display: none;
}
@media (max-width:750px) {
  header .nav_r li .dl_b {
    padding-top: 0;
    display: block;
  }
}
header .nav_r li dl {
  left: 0;
  width: 100%;
  margin: 0;
  padding: 10px 0;
  list-style: none;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.95);
  border-radius: 5px;
  position: absolute;
  top: 85px;
}
header .nav_r li dl i {
  content: '';
  position: absolute;
  left: 50%;
  top: -8px;
  margin-left: -10px;
  display: block;
  border-style: solid;
  border-width: 0 10px 10px 10px;
  border-color: transparent;
  border-bottom-color: #fff;
  border-bottom-color: rgba(255, 255, 255, 0.95);
}
header .nav_r li dl dt {
  text-align: center;
}
header .nav_r li dl dt a {
  color: #4a4a4a;
  font-size: 14px;
  padding: 10px;
  display: block;
}
header .nav_r li dl dt a:hover {
  color: #2b8fe4;
}
@media (max-width:750px) {
  header .nav_r li dl {
    position: relative;
    top: 0;
    padding: 0;
  }
  header .nav_r li dl dt {
    text-align: left;
    padding: 0 1rem;
  }
  header .nav_r li dl dt a {
    padding: 0.5rem 0;
  }
}
header .nav_r li:hover .dl_b {
  display: block;
}
header .nav_r li:hover .caret {
  color: #2b8fe4;
  top: 36%;
}
header .nav_r .head_btn a {
  display: inline-block;
  border-radius: 4px;
  width: 110px;
  height: 43px;
  line-height: 43px;
  text-align: center;
  padding: 0;
  margin-top: 10px;
  margin-left: 12px;
}
header .nav_r .login_btn a {
  border: 1px solid #fff;
  line-height: 41px;
}
header .nav_r .s_btn a {
  background: rgba(255, 255, 255, 0.9);
  color: #1976c6;
}
header .nav_r .login_l {
  margin-left: 50px;
}
@media (max-width:750px) {
  header .nav_r .login_l {
    margin-left: 0;
  }
}
header .caret {
  color: #fff;
  position: absolute;
  right: 2px;
  top: 50%;
  transform: translateY(-50%);
}
@media (max-width:750px) {
  header .caret {
    top: 15px;
  }
}
header .my_brand img:nth-child(2) {
  display: none;
}
@media (max-width:750px) {
  header {
    height: auto;
  }
}
@media (max-width:750px) {
  .navbar-brand img {
    height: 35px;
  }
  .navbar-nav {
    background: #fff;
  }
}
.head_pic {
  color: #fff;
  position: relative;
}
.head_pic .head_pic_cen {
  color: #fff;
  text-align: center;
  width: 1136px;
}
.head_pic .head_pic_cen h3 {
  font-size: 56px;
}
.head_pic .head_pic_cen .head_hr {
  height: 1px;
  background: #fff;
  max-width: 780px;
  margin: 15px auto;
}
.head_pic .head_pic_cen p {
  font-size: 22px;
  margin: 15px auto 50px;
}
.head_pic .head_pic_cen a {
  padding: 8px 45px;
  font-size: 24px;
}
@media (max-width:1136px) {
  .head_pic .head_pic_cen {
    width: 100%;
  }
  .head_pic .head_pic_cen h3 {
    font-size: 3rem;
  }
}
@media (max-width:750px) {
  .head_pic .head_pic_cen {
    padding: 0 1rem;
  }
  .head_pic .head_pic_cen h3 {
    font-size: 1.5rem;
  }
  .head_pic .head_pic_cen p {
    font-size: 1.2rem;
    margin: 0.6rem auto 1rem;
  }
  .head_pic .head_pic_cen a {
    font-size: 1rem;
    padding: 0.5rem 2rem;
  }
}

.swiper_big .swiper-slide {
  position: relative;
}
.swiper_big .swiper-slide .swip_bg {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 2;
}
.swiper_big .swiper-slide .swip_bg_txt {
  position: absolute;
  width: 100%;
  text-align: center;
  z-index: 3;
  top: 50%;
  transform: translateY(-50%);
}
.swiper_big .swiper-slide .swip_bg_txt h3 {
  color: #fff;
  font-size: 60px;
  margin-bottom: 58px;
}
.swiper_big .swiper-slide .swip_bg_txt a {
  display: inline-block;
  background: #1040c4;
  color: #fff;
  font-size: 14px;
  border-radius: 4px;
  padding: 8px 26px;
}
@media (max-width:750px) {
  .swiper_big .swiper-slide .swip_bg_txt h3 {
    font-size: 16px;
    margin-bottom: 10px;
  }
  .swiper_big .swiper-slide .swip_bg_txt a {
    padding: 4px 15px;
    font-size: 12px;
  }
}

@media (max-width:750px) {
  .suc_story li em {
    font-size: 14px;
  }
}
.suc_story li p {
  float: right;
  color: #aaa;
  font-size: 14px;
  margin-bottom: 0;
}
.in_head_bg {
  position: fixed;
  z-index: 100;
}

header .cen,.in_header .cen{
  width: 1360px;
}
.nav{width: 80%;}
@media(max-width:1400px){
  header .cen,.in_header .cen{
    width: 100%;
  }
  .nav{width: auto;}
}


.swiper-pagination_c .swiper-pagination-bullet{
	background: rgba(255,255,255,.6);border:none;height: 4px;border-radius: 4px;width: 18px;
}

.swiper-pagination_c .swiper-pagination-bullet-active{
	background: #fff;width: 22px;
}

.swiper-pagination-fraction{
	background:#666;color:#fff;width:55px;border-radius: 20px;right:40px;left:auto;bottom:15px;padding:2px 0;
}

.free-title{
	text-align: center;color:#666;font-size:18px;font-weight: bold;padding:10px 0;
}
.free-content{
	padding:0 15px;border-radius: 10px 10px 0 0;background: #F4F5FA;
}

.free-txt{
	color:#666;font-size:14px;
}

.free-btn{
	color:#666;display: flex;width:100%;align-items: center;
}

.free-btn span{
	font-size:16px;flex:1;text-align: center;padding:20px 0;
}
.free-btn em{
	width:1px;background: #666;height:20px;display: inline-block;vertical-align: middle;
}
.project-info{
	padding:15px 15px 30px;background: linear-gradient(to bottom,#CCE6FD,#F4F5FA);border-radius: 8px 8px 0 0;margin-top: -10px;position: relative;z-index: 100;
}

.pro-money{
	width:50%;margin-left: 15px;
}

.pro-money span{
	color:#0F1A36;font-weight: bold;
}

.pro-money span font{
	font-size:30px;
}

.pro-money em{
	font-style:normal;width:40px;display:inline-block;font-weight: bold;
}

.pro-href{
	background: #fff;border-radius: 20px;padding:5px 8px;
}
.pro-href span{
	color:#3071CB;font-weight: bold;
}
.pro-href img{
	border-radius: 50%;
}

.project-content{
	background: #fff;border-radius: 15px;padding:20px;margin-top: 10px;
}
.project-content h3{
	margin:0;font-weight: bold;font-size: 24px;text-align: left;
}
.pro-t{
	color:#444;font-size:18px;line-height: 30px;margin-top: 8px;
}

.bs-sign span{
	background: #F3F2F8;color:#666;padding:4px 8px;border-radius: 15px;margin-right: 5px;white-space: nowrap;margin-bottom: 8px;display: inline-block;font-size: 15px;
}

.bs-sign .bs-current{
	background: #FFE0C9;font-weight: bold;
}
.bs-sign .bs-current a{
	color:#834521;
}

.bs-current img{
	height:20px;
}
.pro_right {
	margin-left: 20px;text-align: center;font-size: 16px;
}
.pro_right img{
	width:40px;
}

.bs-sign-flex{
	display: flex;justify-content: flex-start;
}

.bs-way{
	white-space: nowrap;font-size: 16px;margin-right: 10px;padding-top: 3px;
}

.free-c-b{
	background: #fff;padding:15px;border-radius: 15px;
}


.form-sub{
	background: #fff;padding:15px;border-radius: 15px;
}

.sub-h1{
	font-size: 22px;text-align: left;font-weight: bold;
}

.sub-p2{
	color:#666;
}

.form-input{
	display: flex;justify-content: space-between;align-items: center;padding:10px 0;border-bottom: 1px solid #eee;
}

.form-input span{
	width:100px;color:#666;font-size: 16px;
}

.form-input-cls{
	text-align: left;width: 100%;height: 40px;border:none;outline: none;font-size: 16px;
}

.form-btn{
	margin:20px 0;
}
.form-btn button{
	background: #3071CB;color:#fff;width: 100%;border: none;outline: none;display: block;padding:12px 0;border-radius: 6px;font-size: 16px;
}

.product-list{
	background: #fff;border-radius: 15px;padding:15px;margin-top: 25px;
}

.pro-right img{
	width: 100px;border-radius: 4px;
}

.pro-left{
	color:#000;max-width:70%;
}

.pro-left p{
	color:#666;font-size: 14px;white-space: nowrap;overflow: hidden;text-overflow: ellipsis;margin-bottom: 6px;
}

.product-head{
	font-size: 22px;text-align: left;font-weight: bold;
}

.pro-left h3{
	text-align: left;font-size: 18px;font-weight: bold;
}

.pro-b li{
	border-bottom: 1px solid #eee;
}
.pro-b li a{
	padding:15px 0;
}
.pro-b li:nth-last-child(1){
	border-bottom: none;
}

.pro-sign span{
	color:#3071CB;background: #E4ECFC;margin-right: 4px;padding:2px 4px;font-size: 12px;border-radius: 4px;
}

.fix-bottom{
	position: fixed;bottom:0;left:0;width:100%;z-index: 110;background: #fff;display: flex;padding:10px;
}

.fix-phone{
	text-align: center;display: flex:1;width:100px;
}
.fix-phone img{
	width:32px;
}
.href-get{
	background: #0084eb;color:#fff;border-radius: 8px;flex:2;text-align: center;height: 50px;line-height: 50px;font-size: 18px;
}

.href-get a{
	color:#fff;
}
.fix-phone p{
	font-size: 14px;color:#333;
}

.fix-hei{
	height: 110px;background: #F4F5FA;
}

.return_top{
	position: fixed;right:20px;bottom:100px;z-index:150;background: #fff;width:60px;height: 60px;text-align: center;border:1px solid #eee;border-radius: 50%;display: none;
}
.return_top img{
	width:24px;margin:8px 0 2px;
}
.return_top p{
	width:100%;font-size: 14px;
}
.form-confirm{
	display: flex;padding:0 10px;
}
.form-confirm button{
	flex:1;padding:10px 0;
}
.form-confirm .form-cancel{
	background: #999;margin-right: 25px;
}

.form-del-title{
	font-size: 18px;margin:10px 0 30px;text-align: center;font-weight: bold;
}
html,body{
	max-width: 750px;margin:0 auto;
}



.form-txt-c p{
	color:#666;font-size: 15px;font-weight: bold;
}

.form-del-title-n{
	text-align: center;font-size: 20px;font-weight: bold;margin:10px auto;
}
.form-txt-c p a{
	text-decoration: underline;
}

.scroll-fix{
	position: fixed;bottom:100px;left:30px;z-index: 101;background: rgba(0,0,0,.5);height: 30px;color:#fff;border-radius: 20px;padding:2px 6px;line-height: 30px;overflow: hidden;
}

@media(min-width:750px){
	.fix-bottom{
		max-width: 750px;left:50%;transform: translateX(-50%);
	}
	.scroll-fix{
		left:38%;transform: translateX(-50%);
	}
}

.close-modal{
	position: fixed;right:10px;top:0;font-size: 32px;color:#888;
}


.more_href_c{
	text-align: center;margin:20px auto;
}

.more_href_c a{
	color:#3071CB;border:1px solid #E4ECFC;font-size: 16px;padding:4px 20px;border-radius: 30px;display: inline-block;vertical-align: top;
}

.fix-phone{
		display:flex;
		
	}
	.fix-phone a{
		flex:1
	}


.href-get{
		margin:0 5px;
	}