html {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  font-size: 100px; }

body {
  font-size: 14px;
  font-family: "microsoft yahei", "hiragino sans gb";
  -webkit-font-smoothing: antialiased; }

body::-webkit-scrollbar {
  display: none; }

html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td {
  margin: 0;
  padding: 0; }

button,
input,
optgroup,
select,
textarea {
  color: inherit;
  font: inherit;
  margin: 0;
  padding: 0;
  border: 0;
  background: 0; }

button:focus,
input:focus,
optgroup:focus,
select:focus,
textarea:focus {
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  outline: none; }

textarea {
  resize: none; }

img {
  border: 0;
  vertical-align: bottom; }

a {
  text-decoration: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  outline: none; }

a,
a:hover,
a:active,
a:visited,
a:link,
a:focus {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-tap-highlight-color: transparent;
  outline: none;
  background: none;
  text-decoration: none; }

ul,
li {
  list-style: none; }

h1,
h2,
h3,
h4,
h5,
h6 {
  font-size: 100%;
  font-variant: normal; }

.clearfix::after {
  content: "";
  height: 0;
  line-height: 0;
  display: block;
  visibility: hidden;
  clear: both; }

.clearfix {
  zoom: 1; }

.wrap_head {
  width: 100%;
  height: 90px; }

.wrap_head_fixed {
  position: fixed;
  top: 0;
  background-color: #ffffff;
  z-index: 20; }
  .wrap_head_fixed .menu_list .menu_item .txt {
    color: #2b2e2e; }
  .wrap_head_fixed .head_con .logo {
    background: url(../image/logo_blue.png) no-repeat center;
    background-size: 200px 46px; }

.head_con {
  width: 1200px;
  height: 90px;
  margin: 0 auto;
  position: relative;
  z-index: 2; }
  .head_con .logo {
    display: block;
    width: 200px;
    height: 46px;
    background: url(../image/logo.png) no-repeat center;
    background-size: 200px 46px;
    position: absolute;
    left: 0;
    top: 25px; }

.menu_list {
  display: block;
  height: 90px;
  position: absolute;
  right: 0px;
  top: 0;
  cursor: pointer; }
  .menu_list .menu_item {
    display: inline-block;
    text-align: center;
    height: 90px;
    margin-left: 40px;
    position: relative; }
    .menu_list .menu_item .txt {
      display: block;
      height: 90px;
      line-height: 90px;
      font-size: 14px;
      color: #ffffff;
      position: relative;
      z-index: 2; }
      .menu_list .menu_item .txt::after {
        display: block;
        content: "";
        height: 2px;
        width: 100%;
        position: absolute;
        bottom: 28px;
        left: 0;
        background-color: #ffffff;
        opacity: 0; }
      .menu_list .menu_item .txt:hover::after {
        opacity: 1; }
    .menu_list .menu_item .txt_black::after {
      display: block;
      content: "";
      height: 2px;
      width: 100%;
      position: absolute;
      bottom: 28px;
      left: 0;
      background-color: #3a3a3c;
      opacity: 0; }
    .menu_list .menu_item .txt_black:hover::after {
      opacity: 1; }
  .menu_list #active::after {
    display: block;
    content: "";
    height: 2px;
    width: 100%;
    position: absolute;
    bottom: 28px;
    left: 0;
    background-color: #3a3a3c;
    opacity: 1; }
  .menu_list #page_index_active::after {
    display: block;
    content: "";
    height: 2px;
    width: 100%;
    position: absolute;
    bottom: 28px;
    left: 0;
    background-color: #ffffff;
    opacity: 1; }
  .menu_list .sub_list {
    width: 150px;
    position: absolute;
    left: 0;
    top: 70px;
    text-align: left;
    text-indent: 20px;
    box-shadow: 0px 2px 8px 0px rgba(0, 0, 0, 0.2);
    z-index: 2;
    display: none; }
    .menu_list .sub_list li a {
      background-color: #ffffff;
      display: block;
      font-size: 14px;
      color: #2b2e2e;
      opacity: 0.9;
      height: 48px;
      line-height: 48px;
      color: #3a3a3c; }
      .menu_list .sub_list li a:hover {
        opacity: 1;
        color: #0080ff; }

.head_con .logo {
  background: url("../image/logo_blue.png") no-repeat center;
  background-size: 200px 46px; }

.menu_list .menu_item .txt {
  color: #3a3a3c; }

.footer {
  background-color: #f3f5fa; }
  .footer .footer_con {
    width: 1200px;
    margin: 0px auto;
    height: 270px;
    padding-top: 50px;
    position: relative; }
    .footer .footer_con .footer_item {
      width: 216px;
      float: left; }
    .footer .footer_con .tit {
      display: block;
      font-size: 16px;
      color: #3a3a3c;
      font-weight: normal;
      margin-bottom: 20px;
      font-weight: bold; }
    .footer .footer_con .list {
      font-size: 14px; }
      .footer .footer_con .list li a {
        color: #3a3a3c;
        line-height: 30px;
        font-size: 14px; }
        .footer .footer_con .list li a:hover {
          color: #0080ff; }
    .footer .footer_con .footer_logo {
      position: absolute;
      right: 0;
      bottom: 50px; }
      .footer .footer_con .footer_logo .logo {
        height: 46px;
        background: url("../image/footer_logo.png") right bottom no-repeat;
        background-size: 200px 46px; }
      .footer .footer_con .footer_logo .footer_info {
        color: #8e8e93;
        font-size: 12px;
        text-align: right;
        line-height: 22px; }
        .footer .footer_con .footer_logo .footer_info .link {
          color: #8e8e93; }
          .footer .footer_con .footer_logo .footer_info .link:hover {
            color: #0080ff; }

.wrap {
  display: block;
  width: 100%;
  position: relative;
  overflow-x: hidden; }

.banner {
  height: 400px;
  margin-top: 0;
  background: url("../image/culture_banner.png") no-repeat center; }

.f20 {
  font-size: 20px; }

.color_0080FF {
  color: #0080ff; }

.margin_top30 {
  margin-top: 30px; }

.culture {
  width: 1000px;
  margin: 0 auto;
  margin-bottom: 90px; }

.culture_container {
  margin-bottom: 10px; }

.culture_title {
  padding: 50px 0 40px;
  text-align: center;
  color: #3a3a3c;
  font-size: 32px;
  font-weight: bold;
  line-height: 32px; }
  .culture_title::before {
    content: "-";
    margin-right: 4px; }
  .culture_title::after {
    content: "-";
    margin-left: 4px; }

.main_text {
  font-size: 20px;
  font-weight: bold;
  color: #3a3a3c;
  line-height: 20px; }

.sub_text {
  margin-top: 10px;
  font-size: 14px;
  color: #3a3a3c;
  line-height: 28px; }

.culture_box {
  width: 480px;
  height: 174px;
  float: left;
  margin-right: 40px;
  padding: 25px 30px;
  box-sizing: border-box; }
  .culture_box:nth-child(2n) {
    margin-right: 0; }
  .culture_box:nth-child(n + 3) {
    margin-top: 40px; }
  .culture_box .culture_text {
    margin-top: 15px;
    font-size: 14px;
    color: #3a3a3c;
    line-height: 30px; }
    .culture_box .culture_text:nth-child(n + 3) {
      margin-top: 0; }

.culture_box_one {
  background: url("../image/values_bg1.png") no-repeat center;
  background-size: 480px 174px; }

.culture_box_two {
  background: url("../image/values_bg2.png") no-repeat center;
  background-size: 480px 174px; }

.culture_box_three {
  background: url("../image/values_bg3.png") no-repeat center;
  background-size: 480px 174px; }

.culture_box_four {
  background: url("../image/values_bg4.png") no-repeat center;
  background-size: 480px 174px; }