* {
  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; }

@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 {
  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; }

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; } }

.in_header {
  height: 70px;
  transition: all .3s;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
  position: fixed;
  background: none; }
  .in_header .navbar-brand {
    padding: 10px 15px; }
  .in_header .navbar-default .navbar-nav > li > a {
    color: #fff; }
  .in_header:hover {
    background: rgba(0, 148, 212, 0.8); }
    .in_header:hover .my_brand img:nth-child(1) {
      display: none; }
    .in_header:hover .my_brand img:nth-child(2) {
      display: block; }
    .in_header:hover .navbar-default .navbar-nav > li > a {
      color: #fff; }
      .in_header:hover .navbar-default .navbar-nav > li > a:hover {
        color: #fff; }
    .in_header:hover .caret {
      color: #fff;
      transition: none; }
    .in_header:hover .navbar-default .nav_r .login_btn a {
      background: #fff;
      border: 1px solid #1976c6;
      color: #1976c6; }
      .in_header:hover .navbar-default .nav_r .login_btn a:hover {
        background: #1990ed;
        color: #fff; }
    .in_header:hover .navbar-default .nav_r .s_btn a {
      background: #1990ed;
      color: #fff; }
      .in_header:hover .navbar-default .nav_r .s_btn a:hover {
        color: #eee; }
  .in_header .navbar {
    margin-bottom: 0; }
  .in_header .navbar-default {
    background: none;
    border: none; }
  .in_header .nav_r li {
    position: relative; }
    .in_header .nav_r li a {
      padding: 20px 14px;
      position: relative;
      font-size: 16px; }
      @media (max-width: 750px) {
        .in_header .nav_r li a {
          padding: 8px 16px; } }
    .in_header .nav_r li .dl_b {
      padding-top: 25px;
      display: none; }
      @media (max-width: 750px) {
        .in_header .nav_r li .dl_b {
          padding-top: 0;
          display: block; } }
    .in_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; }
      .in_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); }
      .in_header .nav_r li dl dt {
        text-align: center; }
        .in_header .nav_r li dl dt a {
          color: #4a4a4a;
          font-size: 14px;
          padding: 10px;
          display: block; }
          .in_header .nav_r li dl dt a:hover {
            color: #2b8fe4; }
      @media (max-width: 750px) {
        .in_header .nav_r li dl {
          position: relative;
          top: 0;
          padding: 0; }
          .in_header .nav_r li dl dt {
            text-align: left;
            padding: 0 16px; }
            .in_header .nav_r li dl dt a {
              padding: 8px 0; } }
    .in_header .nav_r li:hover .dl_b {
      display: block; }
    .in_header .nav_r li:hover .caret {
      color: #fff;
      top: 36%; }
  .in_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; }
  .in_header .nav_r .login_btn a {
    border: 1px solid #fff;
    line-height: 41px; }
  .in_header .nav_r .s_btn a {
    background: rgba(255, 255, 255, 0.9);
    color: #1976c6; }
  .in_header .nav_r .login_l {
    margin-left: 50px; }
    @media (max-width: 750px) {
      .in_header .nav_r .login_l {
        margin-left: 0; } }
  .in_header .caret {
    color: #fff;
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%); }
    @media (max-width: 750px) {
      .in_header .caret {
        top: 15px; } }
  .in_header .my_brand img:nth-child(2) {
    display: none; }
  @media (max-width: 750px) {
    .in_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 60px;
      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; } }

.our_do {
  background: #f3fbff;
  overflow: hidden; }

.w_title {
  color: #fff;
  font-size: 36px;
  text-align: center;
  margin: 35px auto; }
  @media (max-width: 1400px) {
    .w_title {
      font-size: 36px; } }
  @media (max-width: 750px) {
    .w_title {
      font-size: 18px;
      margin: 1rem auto; } }

.our_do .our_lists {
  margin: 60px auto; }
.our_do ul {
  display: block;
  margin: 0 -25px; }
  .our_do ul li {
    width: 25%;
    float: left;
    text-align: center; }
    .our_do ul li .our_li_b {
      margin: 0 25px;
      border-radius: 4px;
      position: relative; }
      .our_do ul li .our_li_b h3 {
        color: #fff;
        font-size: 48px;
        margin: 20px 0; }
      .our_do ul li .our_li_b p {
        color: #fff;
        font-size: 16px;
        width: 100%;
        position: absolute;
        top: 60%;
        left: 0; }
      .our_do ul li .our_li_b .our_li_pos {
        width: 100%;
        padding: 5px; }
@media (max-width: 1000px) {
  .our_do {
    padding: 0 1rem; }
    .our_do .our_lists {
      margin: 2rem auto; }
    .our_do ul {
      margin: 0 -14px; }
      .our_do ul li {
        width: 50%;
        margin-bottom: 1rem; }
        .our_do ul li .our_li_b {
          margin: 0 7px; } }

i, em {
  font-style: normal; }

.blue {
  background: #2b8fe4; }

.orange {
  background: #fcaf3e; }

.green {
  background: #2bbfe4; }

.red {
  background: #ea8163; }

.w_title_black {
  color: #1f1f1f; }

.w_title_white {
  color: #fff; }

.contact_us {
  background: url(../images/yxl_02.jpg) no-repeat center center;
  overflow: hidden;
  position: relative;
  padding-bottom: 90px; }
  .contact_us .con_bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: rgba(0, 132, 235, 0.9); }
  .contact_us .cen {
    position: relative;
    z-index: 2; }
  .contact_us .contact_box {
    width: 490px;
    float: left; }
    .contact_us .contact_box input, .contact_us .contact_box textarea {
      border: 1px solid #fff;
      padding: 2px 5px;
      border-radius: 4px;
      width: 100%;
      background: none;
      display: block;
      margin-bottom: 10px;
      color: #fff; }
      .contact_us .contact_box input::-webkit-input-placeholder, .contact_us .contact_box textarea::-webkit-input-placeholder {
        color: #a6d5f9;
        font-size: 16px; }
    .contact_us .contact_box button {
      background: #f3fbff;
      width: 100%;
      height: 50px;
      line-height: 50px;
      text-align: center;
      border-radius: 4px;
      color: #0084eb;
      border: none;
      margin-top: 20px;
      font-size: 16px; }
    .contact_us .contact_box input {
      height: 80px;
      line-height: 50px; }
    .contact_us .contact_box textarea {
      -webkit-appearance: none;
      height: 150px; }
  .contact_us iframe {
    float: right;
    width: 553px;
    height: 294px; }
  .contact_us .w_title_white {
    margin-bottom: 50px; }
  @media (max-width: 1080px) {
    .contact_us {
      padding: 0 16px; }
      .contact_us .contact_box {
        float: none;
        margin-bottom: 1rem; }
      .contact_us iframe {
        float: none; } }
  @media (max-width: 750px) {
    .contact_us .contact_box, .contact_us iframe {
      width: 100%; }
    .contact_us .w_title_white {
      margin-bottom: 1rem; } }

.foot_b {
  background: #f6f6f6;
  border-top: 1px solid #d9d9d9;
  padding: 16px 0; }
  .foot_b p {
    margin-bottom: 0;
    color: #bbb;
    font-size: 12px;
    text-align: center; }
    .foot_b p a {
      color: #bbb; }
  @media (max-width: 750px) {
    .foot_b .cen {
      padding: 0 1rem; } }

.head_phone {
  float: right;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 4px;
  padding: 5px 10px;
  margin-top: 10px;
 }
  .head_phone .head_phone_icon {
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px; }
  .head_phone p {
    display: inline-block;
    color: #0094d4;
    font-size: 12px;
    vertical-align: middle;
    margin-bottom: 0;
    line-height: 18px; }

.in_head_bg {
  background: rgba(0, 148, 212, 0.8); }

.w_title2 {
  font-weight: bold; }
  .w_title2 i {
    width: 56px;
    height: 2px;
    background: #cecece;
    display: block;
    margin: 15px auto; }
    @media (max-width: 750px) {
      .w_title2 i {
        margin: 0.5rem auto; } }

.hea_hei {
  height: 70px; }

.our_do2 {
  background: #fdf9f6; }

.cir_col1 {
  border: 3px solid #2c8fe4; }

.cir_col2 {
  border: 3px solid #fcaf3e; }

.cir_col3 {
  border: 3px solid #2bbfe4; }

.cir_col4 {
  border: 3px solid #3dc4e5; }

.cir_col5 {
  border: 3px solid #2b8fe4; }

.cir_col6 {
  border: 3px solid #fcaf3e; }

.contact_us1 {
  background: url(../images/con_bg.jpg) no-repeat center center;
  background-size: cover;
  padding-top: 30px; }

.contact_inf {
  
  color: #fff;
  margin-left: 90px; }
  .contact_inf h3 {
    margin: 0;
    margin-bottom: 3px;
    font-size: 18px;
    font-weight: bold; }
  .contact_inf p {
    margin-bottom: 5px;
    font-size: 14px;
    color: #fff;
    line-height: 1; }
  .contact_inf .contact_inf_b {
    margin-bottom: 30px; float: left;margin-left: 90px;}
  @media (max-width: 750px) {
    .contact_inf {
      margin-left: 0; } }

@media (max-height: 750px) {
  .in_header .navbar-default .navbar-nav > li > a {
    color: #fff; }

  .in_header:hover .navbar-default .navbar-nav > li > a {
    color: #fff; }

  .in_header:hover .caret {
    color: #fff; }

  .in_header:hover .navbar-default .navbar-nav > li > a:hover {
    color: #fff; }

  .in_header .navbar-collapse {
    max-height: 500px;
    overflow: scroll; } }
body {
  margin-top: 0; }

/*# sourceMappingURL=header.css.map */