* {
	margin: 0;
	padding: 0;
	box-sizing: border-box
}

a {
	text-decoration: none
}

.headder_box {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	z-index: 10000;
	height: 140px;
	transition: .5s
}

.headder_box::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	background: url(/material/b_bg.png) 50% 0 no-repeat;
	background-size: 100% 100% !important;
	height: 175px;
	z-index: -1
}

.headder_box .logo {
	width: 1280px;
	margin: 0 auto;
	position: relative
}

.headder_box .logo img {
	margin-top: 35px;
	float: left
}

.headder_box .logo .nav {
	float: right;
	width: 900px;
	display: flex;
	justify-content: space-between;
	margin-top: 70px
}

.headder_box .logo .nav .nav-item {
	float: left;
	position: relative
}

.headder_box .logo .nav .nav-item .nav-title {
	font-weight: 600;
	font-size: 22px;
	color: #ffffff;
	line-height: 40px;
	display: inline-block;
	cursor: pointer
}

.headder_box .logo .nav .nav-item .nav-title a {
	color: #ffffff
}

.headder_box .logo .nav .nav-item .child-nav {
	position: absolute;
	width: 280px;
	top: 100%;
	margin-left: 50%;
	transform: translateX(-50%);
	z-index: 99;
	background-color: #fff;
	transition: width .3s ease
}

.headder_box .logo .nav .nav-item .child-nav::before {
	content: "";
	position: absolute;
	bottom: 100%;
	left: 50%;
	transform: translateX(-50%);
	width: 0;
	height: 0;
	border-width: 10px;
	border-style: solid;
	border-color: transparent;
	margin-bottom: -3px;
	border-bottom-width: 16px;
	border-bottom-color: currentColor;
	color: #e2be8f
}

.headder_box .logo .nav .nav-item .child-nav::after {
	content: "";
	height: 3px;
	width: 100%;
	position: absolute;
	left: 0;
	top: 0;
	background: #e2be8f
}

.headder_box .logo .nav .nav-item .child-nav ul {
	width: 100%;
	padding: 16px
}

.headder_box .logo .nav .nav-item .child-nav li {
	list-style: none;
	min-height: 44px;
	padding-top: 10px;
	padding-left: 10px;
	padding-bottom: 10px
}

.headder_box .logo .nav .nav-item .child-nav li a {
	color: #000;
	text-decoration: none
}

.headder_box .logo .nav .nav-item .child-nav li:hover {
	background: #376be0
}

.headder_box .logo .nav .nav-item .child-nav li:hover a {
	color: #fff
}

.headder_box .logo .child-nav {
	height: 0;
	overflow: hidden
}

.headder_box .right {
	position: absolute;
	top: 65px;
	padding: 10;
	right: 50px
}

.slide_down_nav {
	width: 100%;
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	z-index: 1000;
	/* visibility: hidden; */
	display: none;
	background: url(/material/dialogback.png) no-repeat;
	background-size: cover;
	overflow: auto;
}

.slide_down_nav .icon-close {
	position: absolute;
	top: 60px;
	right: 50px;
	padding: 10px
}

.slide_down_nav .icon-logo {
	position: absolute;
	top: 40px;
	left: 320px
}

.slide_down_nav .slide_down_content {
	width: 100%;
	padding: 160px 300px 0
}

.slide_down_nav .slide_down_content .miso_wzmap {
	display: flex;
	flex-wrap: wrap;
	margin: 0 -20px
}

.slide_down_nav .slide_down_content .miso_wzmap li {
	padding: 25px 20px;
	transform: translateY(50px);
	opacity: 0;
	flex: 1;
	width: 12.5% \0;
	text-align: center;
	opacity: 1;
	list-style: none
}

.slide_down_nav .slide_down_content .miso_wzmap li h3 a {
	font-size: 24px;
	color: #fff;
	position: relative;
	display: block;
	padding: 0 0 18px;
	margin-bottom: 16px;
	font-weight: 700
}

.slide_down_nav .slide_down_content .miso_wzmap li h3 a::before {
	content: "";
	position: absolute;
	left: 50%;
	bottom: 0;
	width: 30px;
	height: 1px;
	background: #fff;
	transform: translateX(-50%)
}

.slide_down_nav .slide_down_content .miso_wzmap li dl {
	display: flex;
	flex-wrap: wrap;
	margin: 0 -25px
}

.slide_down_nav .slide_down_content .miso_wzmap li dl dd {
	width: 100%;
	padding: 0 25px
}

.slide_down_nav .slide_down_content .miso_wzmap li dl dd a {
	font-size: 16px;
	color: #fff;
	line-height: 50px;
	display: block
}

.slide_down_nav_on {
	/* visibility: visible;
	height: 100% */
}

.slide_down_nav_on .miso_wzmap {
	display: flex;
	flex-wrap: wrap;
	margin: 0 -20px
}

.slide_down_nav_on .miso_wzmap li {
	transform: translateY(0);
	opacity: 1
}

.showdiv {
	position: fixed !important;
	background: rgba(55, 107, 224, 0.7);
	top: 140px !important;
	left: 0;
	right: 0;
	z-index: 10000;
	transform: translateY(-110%)
}

.showdiv .topimage {
	position: absolute
}

.showdiv .logo {
	width: 100% !important;
	margin: 0 auto;
	padding: 0 150px 0 100px;
	position: relative;
	justify-content: space-between
}

.showdiv .logo .nav {
	margin-top: 60px !important;
	width: 1200px !important
}