@charset "UTF-8";

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

body {
	font-size: 16px;
	font-family: 'arial', 'PingFangSC-Regular', 'helvetica neue', tahoma, 'PingFang SC', 'microsoft yahei', arial, 'hiragino sans gb', sans-serif;
	color: #666;
	background-color: #fff;
	-webkit-font-smoothing: antialiased;
}

html,
body,
div,
span,
applet,
object,
iframe,
section,
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,
footer,
header {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

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 {
	display: block;
	border: 0;
	vertical-align: bottom;
}

a {
	color: #222;
	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;
}

a:hover {
	color: #1f66ca;
}

ul,
li {
	list-style: none;
}

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

input::-webkit-input-placeholder {
	color: #bcbcbc;
}

input:-moz-placeholder {
	color: #bcbcbc;
}

input::-moz-placeholder {
	color: #bcbcbc;
}

input:-ms-input-placeholder {
	color: #bcbcbc;
}

.clearfix:before,
.clearfix:after {
	content: "";
	display: table;
}

.clearfix:after {
	clear: both;
	overflow: hidden;
}

.contentbox {
	width: 1400px;
	margin: 0 auto;
}

/* ====== 头部 ======*/
.header_box {
	height: 340px;
	background: #b0d6f2 url(../img/20260425_head_bg.jpg) center top no-repeat;
	position: relative;
}

.header_in {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}

.icon_nav {
	display: none;
	cursor: pointer;
}

.mobile_nav_box {
	display: none;
}

.top_language {
	width: 100%;
	display: flex;
	justify-content: end;
	padding-top: .2rem;
}

.top_language a {
	margin-left: .18rem;
	width: 40px;
	height: 40px;
	line-height: 40px;
	text-align: center;
	color: #4b82e5;
	border: 1px solid #3f7fe9;
	border-radius: 50%;
}

.top_language a:hover,
.top_language a.hover {
	color: #fff;
	background-color: #3577e0;
}

.header_in .header_logo {
	flex: 1;
	margin-top: 15px;
	text-shadow: 1px 2px 6px #fff;
}

.header_in .header_logo h2 {
	display: inline-block;
	font-size: 24.5px;
	line-height: 50px;
	color: #2d71d8;
}

.search_row {
	margin-top: 22px;
	width: 300px;
	height: 44px;
	line-height: 44px;
	display: flex;
	border-radius: 5px;
	overflow: hidden;
}

.search_row .input {
	width: 250px;
	padding: 0 15px;
	box-sizing: border-box;
	font-size: 14px;
	color: #333;
	border: solid 1px #a9c8ff;
	border-right: 0;
	border-radius: 0.05rem 0 0 0.05rem;
	background-color: #fff;
}

.search_row .btn_search {
	width: 50px;
	background: #3f7fe9 url(../img/20260107_search.png) center no-repeat;
	background-size: 24px auto;
}

.search_row .btn_search:hover {
	background-color: #3779e2;
}

/* ====== 导航 ======*/
nav {
	width: 100%;
	height: .6rem;
	/* margin-bottom: 40px; */
	background-image: linear-gradient(to right, #4584ef, #1f66ca);
}

ul.nav_box {
	display: flex;
	justify-content: space-between;
	align-items: center;
	height: 100%;
	font-size: 20px;
	text-transform: uppercase;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	letter-spacing: 0.5px;
	font-weight: 500;
}

ul.nav_box a {
	color: #fff;
}

ul.nav_box li.active a {
	font-weight: 700;
}

/* ====== 底部 ======*/
.footer_box {
	width: 100%;
	padding: .6rem 0 .4rem;
	background: #1f66ca;
}

.footer_box .contentbox {
	display: flex;
	justify-content: space-between;
}

.footer_data {
	font-size: 18px;
	line-height: 32px;
	color: #fff;
}

.select_row {
	display: flex;
	justify-content: end;
	margin-top: 10px;
	font-size: 18px;
}

.select_row .nice-select.wide {
	display: flex;
	align-items: center;
	width: 412px;
	height: 62px;
	line-height: 1.3;
	font-family: arial;
	font-size: 18px;
	color: #fff;
	white-space: normal;
	border: none;
	border-radius: 0;
	padding: 0 36px 0 20px;
	z-index: 100;
	background-color: #0f4ba3;
}

.select_row .nice-select:after {
	right: 22px;
	width: 8px;
	height: 8px;
	border-bottom: 2px solid #fff;
	border-right: 2px solid #fff;
}

.select_row .nice-select.wide .list {
	left: 1px !important;
	width: 410px;
	height: 266px;
	margin-top: 0px;
	max-height: 266px;
	top: -265px;
	border-radius: 0;
	background-color: #0f55ba;
	overflow-y: auto;
	overflow-x: hidden;
	box-shadow: 0px 0px 4px 0px #003e9a;
}

.select_row .nice-select .list::-webkit-scrollbar {
	width: 6px;
	height: 1px;
	border-radius: 3px;
}

.select_row .nice-select .list::-webkit-scrollbar-thumb {
	border-radius: 3px;
	background: #4584ef;
}

.select_row .nice-select .option {
	line-height: 20px;
	min-height: 44px;
	padding: 10px;
	white-space: normal;
	word-wrap: break-word;
	color: #fff;
	border-bottom: 1px solid #0f4ba3;
}

.select_row .nice-select .option:last-of-type {
	border-bottom: none;
}

.select_row .nice-select .option:hover,
.select_row .nice-select .option.focus,
.select_row .nice-select .option.selected.focus {
	background-color: #0f4ba3;
}

/* ======右侧返回顶部====== */
.right_nav {
	position: fixed;
	width: 62px;
	right: 140px;
	bottom: 8%;
	z-index: 100;
	cursor: pointer;
	display: none;
}

.right_nav a.goTop {
	opacity: .6;
}

.right_nav a.goTop:hover {
	opacity: 1;
}

/* ===响应式样式=== */
@media screen and (max-width: 1200px) {
	html {
		font-size: 10vw;
	}

	.contentbox {
		width: auto;
		padding: 0 .3rem;
	}

	.header_box {
		position: relative;
		height: 4.3rem;
		background-size: auto 4.3rem;
		background-position: 55.5% top;
	}

	.header_in {
		display: block;
		position: relative;
	}

	.header_box::after {
		display: block;
		content: "";
		width: 100%;
		height: .88rem;
		position: absolute;
		bottom: 0;
		background-image: linear-gradient(to right, #4584ef, #1f66ca);
	}

	.top_language a {
		width: .52rem;
		height: .52rem;
		line-height: .52rem;
		font-size: .20rem;
	}

	.header_in .header_logo {
		width: 100%;
		height: 2.4rem;
		margin-top: .05rem;
	}

	.header_in .header_logo h2 {
		font-weight: 700;
		font-size: .28rem;
		line-height: 1.2;
		margin-top: .12rem;
	}

	.search_row {
		position: relative;
		z-index: 50;
		margin: .4rem 0 0;
		width: 5rem;
		height: .60rem;
		line-height: .60rem;
		justify-content: center;
	}

	.search_row .input {
		width: 5rem;
		padding: 0 .2rem;
		font-size: .28rem;
		border: none;
	}

	.search_row .btn_search {
		width: .88rem;
		background-size: .36rem;
		background-color: #fff;
		background-image: url(../img/20260425_search_blue.png);
	}

	.search_row .btn_search:hover {
		background-color: #fff;
	}

	nav {
		display: none;
	}

	.icon_nav {
		position: absolute;
		z-index: 50;
		bottom: -.14rem;
		right: .2rem;
		display: inline-block;
		width: .53rem;
		height: .88rem;
		background: url(../img/20260425_menu_ico.png) center no-repeat;
		background-size: .46rem auto;
		cursor: pointer;
	}

	.mobile_nav_box {
		position: absolute;
		z-index: 50;
		left: 0;
		top: 4.3rem;
		width: 100%;
		height: 3.48rem;
		padding: .1rem .4rem;
		background-color: #4584ef;
		display: block;
		opacity: 0;
		visibility: hidden;
		transition: opacity 0.3s ease, visibility 0.3s ease;
	}

	.mobile_nav_box.show {
		opacity: 1;
		visibility: visible;
	}

	.mobile_nav_box li {
		height: .62rem;
		line-height: .62rem;
		font-size: .32rem;
	}

	.mobile_nav_box li a {
		color: #fff;
	}

	.mobile_nav_box li.active a {
		font-weight: 700;
	}

	.footer_box {
		padding: .5rem 0 .4rem;
	}

	.footer_data {
		font-size: .26rem;
		line-height: 1.3;
	}

	.footer_box .select_row {
		display: none;
	}

	.right_nav {
		width: 0.62rem;
		right: .3rem;
	}

	.right_nav img {
		width: 0.62rem;
		height: auto;
	}
}