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,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}
body {
  line-height: 1;
}
ol,
ul {
  list-style: none;
}
blockquote,
q {
  quotes: none;
}
blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  min-width: 1024px;
}
html body {
  font-family: Source Han Sans CN, Microsoft YaHei, sans-serif;
  color: #252525;
  font-size: 14px;
  background-color: white;
  min-width: 1024px;
}
a,
abbr,
acronym,
address,
article,
aside,
blockquote,
body,
caption,
code,
dd,
del,
dfn,
dialog,
div,
dl,
dt,
em,
fieldset,
figure,
footer,
form,
h1,
h2,
h3,
h4,
h5,
h6,
header,
hgroup,
html,
iframe,
input,
legend,
li,
nav,
object,
ol,
p,
pre,
q,
section,
span,
tbody,
tfoot,
thead,
ul {
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}
*,
:after,
:before {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
img {
  border: 0;
  vertical-align: middle;
  max-width: 100%;
  height: auto;
}
a,
a:focus,
a:hover {
  text-decoration: none;
  color: inherit;
  font-size: inherit;
}
ul {
  list-style: none;
}
label {
  min-height: 1px;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  background: inherit;
  border: 0;
  outline: 0;
}
button,
input[type="button"],
input[type="reset"] {
  cursor: pointer;
  border-radius: 3px;
}
h1 {
  font-size: 36px;
}
h2 {
  font-size: 20px;
}
.clear_box:after {
  clear: both;
  content: "";
  display: block;
}
.float_left {
  float: left;
}
.float_right {
  float: right;
}
.base-container-page{
  width: 1380px;
  margin: 0  auto;
}
/* 黑色背景 */
.cover-bg {
  display: none;
  background-color: rgb(0, 0, 0, 0.6);
  z-index: 990;
  position: fixed;
  top: 110px;
  left: 0;
  right: 0;
  bottom: 0;
}
/* 头部 */
.header-box {
  position: fixed;
  z-index: 999;
  top: 0;
  left: 0;
  right: 0;
}
.header-container {
  color: #222222;
  background-color: rgb(237, 237, 237, 0.76);
  transition: all cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.6s;
  display: flex;
  justify-content: center;
  align-items: center;
}
.header-container .logo {
  width: 190px;
  height: 110px;
  line-height: 110px;
}
.header-container .nav-container {
  height: 110px;
  display: flex;
  align-items: center;
  margin: 0 6% 0 10%;
  text-align: center;
  position: relative;
}
.header-container .nav-container .line {
  position: absolute;
  bottom: 0;
  width: 80px;
  height: 3px;
  background-color: #1a85e9;
  margin-left: 15px;
  transition: all cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  transform: translateX(0);
}
.header-container .nav-container a {
  width: 110px;
  padding: 0 20px;
  line-height: 110px;
}
.header-container .nav-container a:hover,
.header-container .nav-container a.active{
  font-weight: bold;
}
.header-container .search-container .search {
  width: 40px;
  height: 110px;
  transition: width 0.6s;
  margin-right: 10px;
  cursor: pointer;
  background: url("../images/search.png") no-repeat center / 20px 20px;
}

.header-container .lang-container{
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  height: 32px;
  position: relative;
}

.header-container .lang-container .lang_change {
  line-height: 32px;
  display: flex;
  flex-direction: column;
  width: 112px;
  position: relative;
  height: 32px;
  background-color: #222222;
  color: white;
  border-radius: 2px;
  font-size: 12px;
  overflow: hidden;
  transition: all 0.3s;
  cursor: pointer;
}
/*.header-container .lang-container .lang_change.show {*/
/*  height: 64px;*/
/*}*/
.header-container .lang-container .lang_change::after {
  content: "";
  position: absolute;
  right: 4px;
  top: 10px;
  display: block;
  width: 12px;
  height: 12px;
  background: url("../images/sanjiao.png") no-repeat center center/12px;
  transition: all 0.3s;
}
.header-container .lang-container .lang_change.show::after {
  transform: rotate(180deg);
}
.header-container .lang-container .lang_change a,
.header-container .lang-container .lang_change span {
  background-repeat: no-repeat;
  background-position: left;
  background-position: 6px center;
  background-color: #222222;
  padding: 0 6px 0 34px;
  border-bottom: 1px dashed #fff;
}
.header-container .lang-container .lang_change .english {
  background-image: url("../images/yingguo.png");
}
.header-container .lang-container .lang_change .chinese {
  background-image: url("../images/china.png");
}
/* 头部搜索 */
.header-box .header-search {
  height: 0;
  overflow: hidden;
  background-color: white;
  color: #1b1b1b;
  font-family: Source Han Sans CN;
  transition: all cubic-bezier(0.175, 0.885, 0.32, 1) 0.3s;
}
.header-box .header-search ul {
  padding: 60px 0 30px;
  width: 45%;
  margin: 0 auto;
}
.header-box .header-search ul li:nth-child(1) {
  border: 1px solid #b2b2b2;
  border-radius: 86px;
  display: flex;
  margin-bottom: 50px;
}
.header-box .header-search ul li:nth-child(1) input {
  height: 86px;
  flex: 1;
  font-size: 30px;
  padding-left: 38px;
}
.header-box .header-search ul li:nth-child(1) span {
  width: 125px;
  height: 86px;
  cursor: pointer;
  background: url("../images/search_img.png") no-repeat center center/41px;
}
.header-box .header-search ul li:nth-child(2),
.header-box .header-search ul li:nth-child(3) {
  padding-left: 35px;
}
.header-box .header-search ul li:nth-child(2) {
  color: #969696;
  font-size: 16px;
  margin-bottom: 20px;
}
.header-box .header-search ul li:nth-child(3) {
  color: #1b1b1b;
  font-size: 18px;
}
.header-box .header-search ul li:nth-child(3) p {
  line-height: 38px;
}
.header-box .header-search ul li:nth-child(3) p a {
  background: url("../images/search_icon.png") no-repeat left center/18px;
  padding-left: 30px;
}
/* 头部产品分类 */
.header-box .header-product {
  overflow: hidden;
  height: 0;
  background-color: white;
  text-align: center;
  color: #1b1b1b;
  font-family: Source Han Sans CN;
  transition: all cubic-bezier(0.175, 0.885, 0.32, 1) 0.3s;
}
.product_type_list{
  text-align: center;
  color: #1b1b1b;
  font-family: Source Han Sans CN;
}
.product_type_list ul,
.header-box .header-product ul {
  height: 350px;
  display: flex;
  /*flex-wrap: wrap;*/
  justify-content: center;
  align-items: center;
  font-size: 22px;
}
.product_type_list ul{
  height: 300px;
  padding-top: 30px;
}
.product_type_list ul li,
.header-box .header-product ul li {
  width: 190px;
  margin: 0 10px;
  cursor: pointer;
}
.product_type_list ul li{
  width: 220px;
}
.product_type_list ul li p:nth-child(1),
.header-box .header-product ul li p:nth-child(1) {
  margin: 0 auto;
  width: 114px;
  height: 114px;
  border-radius: 114px;
  border: 1px solid #c0c0c0;
  margin-bottom: 18px;
  overflow: hidden;
  text-align: center;
}
.product_type_list ul li p:nth-child(1){
  width: 176px;
  height: 176px;
  margin-bottom: 30px;
}
.product_type_list ul li p:nth-child(2),
.header-box .header-product ul li p:nth-child(2) {
  height: 60px;
  line-height: 30px;
}
.product_type_list ul li:hover,
.header-box .header-product ul li:hover {
  color: #1a85e9;
}
.product_type_list ul li:hover p:nth-child(1),
.header-box .header-product ul li:hover p:nth-child(1) {
  border: 1px solid #1a85e9;
}

/* 底部 */
.footer-container {
  background-color: #E9E9E9;
  padding: 0 14%;
}
.footer-container .footer_logo {
  height: 98px;
  line-height: 98px;
  border-bottom: 1px solid #dcdcdc;
  margin-bottom: 50px;
  display: flex;
  justify-content: space-between;
  padding-right: 60px;
  font-size: 24px;
}
.footer-container .footer_info {
  display: flex;
  padding-right: 60px;
  padding-bottom: 30px;
  justify-content: space-between;
}
.footer-container .footer_info ul:nth-child(1) {
  width: 16%;
}
.footer-container .footer_info ul:nth-child(2) {
  width: 40%;
}
.footer-container .footer_info ul:nth-child(1) li,
.footer-container .footer_info ul:nth-child(2) li {
  font-size: 18px;
  margin-bottom: 24px;
  line-height: 24px;
}
.footer-container .footer_info ul:nth-child(3),
.footer-container .footer_info ul:nth-child(4) {
  text-align: center;
  color: #1b1b1b;
  width: 173px;
}
.footer-container .footer_info ul:nth-child(3) li:nth-child(1),
.footer-container .footer_info ul:nth-child(4) li:nth-child(1) {
  margin-bottom: 20px;
}
.footer-container .footer_info ul:nth-child(3) li:nth-child(2),
.footer-container .footer_info ul:nth-child(4) li:nth-child(2) {
  font-size: 18px;
}
.footer-container .copyright {
  height: 60px;
  line-height: 60px;
  text-align: center;
  border-top: 1px solid #dcdcdc;
  color: #767676;
  font-size: 16px;
}
.back-top-box{
  cursor: pointer;
  position: fixed;
  right: 0;
  bottom: 30%;
}
.back-top-box .quick_link{
  width: 70px;
  height: 70px;
  background: url("../images/quick_link_icon.png") no-repeat center/contain;
}
.back-top-box .back_top{
  width: 70px;
  height: 70px;
  background: url("../images/back_top_icon.png") no-repeat center/contain;
}