body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
th,
td {
  margin: 0;
  padding: 0;
}

body,
html {
  scroll-behavior: smooth;
  font-family: "微软雅黑";
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}

@font-face {
  font-family: "DIN-Medium";
  src: url("../fonts/DIN-Medium.otf");
}
@font-face {
  font-family: "DIN bold";
  src: url("../fonts/din-bold-2.ttf");
}
:root {
  --Noto-Sans-SC: "Noto Sans SC", sans-serif;
  --Noto-Serif-SC: "Noto Serif SC", sans-serif;
  --Roboto: "Roboto", sans-serif;
  --Abel: "Abel", sans-serif;
  --Barlow-Condensed: "Barlow Condensed", sans-serif;
  --Din: "DIN-Medium", sans-serif;
}
a {
  text-decoration: none;
  color: #333;
  display: block;
}

p {
  color: #434343;
}

a:hover {
  text-decoration: none;
}

a img {
  border-bottom-style: none;
  border-right-style: none;
  border-top-style: none;
  border-left-style: none;
}

div {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

li {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

p,
strong,
em {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
  font-weight: normal;
}

form {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

em {
  font-style: normal;
  font-weight: normal;
}

table {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

dt {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

dl {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

dd {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

tr {
  padding-bottom: 0px;
  list-style-type: none;
  margin: 0px;
  padding-left: 0px;
  padding-right: 0px;
  padding-top: 0px;
}

input,
textarea,
select {
  outline: none;
  border: 0;
}

.cl {
  height: 0px;
  clear: both;
}

.fl {
  float: left;
  display: block;
}

.fr {
  float: right;
}

.c {
  *zoom: 1;
}

.c:after {
  content: "";
  display: block;
  height: 0;
  clear: both;
}

.txt-c {
  text-align: center;
}

.txt-l {
  text-align: left !important;
}

.txt-r {
  text-align: right;
}

.bg-black {
  background: #000;
}

.col-black {
  color: #000;
}

.col-white {
  color: #fff !important;
}

strong {
  font-weight: bold;
}

i {
  font-style: normal;
}

.m {
  margin: 0 auto;
}

.blue {
  color: #0056a1;
}
@font-face {
  font-family: "arial";
  src: url(../fonts/arial.ttf);
}
.container {
  max-width: 1520px;
  margin: 0 auto;
}
header{
  width: 100%;
  height: 100px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9;
  background: rgba(0,33,97, .18);
  border-bottom: 1px solid rgba(255,255,255, .54);
}
header .header{
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .header .logo{
  width: 172px;
  height: 30px;
  position: relative;
}
header .header .logo img{
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  transition: all .5s;
}
header .header .logo .logo2{
  opacity: 0;
}
header .header .logo .logo1{
  opacity: 1;
}
header .header .header-nav{
  width: 60%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .header .header-nav ul{
  width: 80%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .header .header-nav ul li{
  height: 100%;
  min-width: 80px;
  text-align: center;
}
header .header .header-nav ul li a{
  line-height: 100px;
  font-size: 18px;
	color: #ffffff;
  position: relative;
  transition: all .5s;
}
header .header .header-nav ul li a::after{
  content: "";
	width: 0;
	height: 3px;
	background-color: #ffffff;
	border-radius: 2px;
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  transition: all .5s;
}
header .header .header-nav ul li a:hover{
  font-weight: 550;
}
header .header .header-nav ul li a:hover::after{
  width: 100%;
}
header .header .header-nav ul .nav-active a{
  font-weight: 550;
}
header .header .header-nav ul .nav-active a::after{
  width: 100%;
}
header .header .header-nav .lang{
  display: flex;
  justify-content: space-between;
}
header .header .header-nav .lang a{
  font-size: 18px;
	color: #ffffff;
  line-height: 100px;
  transition: all .5s;
}
header .header .header-nav .lang span{
  line-height: 100px;
  font-size: 18px;
	color: #ffffff;
  margin: 0 14px;
  transition: all .5s;
}
header .header .header-nav .ss img{
  transition: all .5s;
}
.header-fixed {
  width: 100%;
  position: fixed;
  background: #fff;
  animation: top-bottom 0.5s ease-in-out;
  top: 0;
  z-index: 99;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2), 0 10px 15px rgba(0, 0, 0, 0.1);
}
.header-fixed .header .header-nav ul li a{
  color: #000d25;
}
.header-fixed .header .header-nav ul li a::after{
  background-color: #0070c0;
}
.header-fixed .header .header-nav ul li a:hover::after{
  background-color: #0070c0;
}
.header-fixed .header .logo .logo2{
  opacity: 1;
}
.header-fixed .header .logo .logo1{
  opacity: 0;
}
.header-fixed .header .header-nav .lang a{
  color: #000d25;
}
.header-fixed .header .header-nav .lang span{
  color: #000d25;
}
.header-fixed .header .header-nav .ss img{
  filter: invert(1);
}
@keyframes top-bottom {
  0% {
    transform: translate(0, -100%);
  }
  100% {
    transform: translate(0, 0);
  }
}
.modal-mask {
  display: none;
  position: fixed;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  top: 0;
  left: 0;
}
header .header .ss {
  cursor: pointer;
}
.modal-mask .modal {
  background-color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 94%;
  max-width: 1400px;
  border-radius: 10px;
}
.modal-mask .search-modal form {
  padding: 30px;
  display: flex;
}

.modal-mask .search-modal form input {
  flex: 1;
  padding: 0 20px;
  height: 50px;
  border-radius: 8px 0 0 8px;
  border: 1px solid #ccc;
  outline: none;
  color: #666;
  font-size: 14px;
}

.modal-mask .search-modal form button {
  background-color: #f5f5f5;
  width: 80px;
  height: 50px;
  border: 1px solid #ccc;
  border-left: 0px;
  outline: none;
  cursor: pointer;
  border-radius: 0 8px 8px 0;
}