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/contact_banner.png') no-repeat center;
}

.f20 {
  font-size: 20px;
}

.color_0080FF {
  color: #0080ff;
}

.margin_top_20 {
  margin-top: 20px;
}

.margin_top_30 {
  margin-top: 30px;
}

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

.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;
}

.sub_text {
  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;
  background-color: #f9fafc;
}
.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;
}

.map {
  width: 1000px;
  height: auto;
}