/* 头部导航 */
#header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	transition: all 0.4s linear;
}

#header.white {
	background: #fff;
}

#header.collapsed {
	transform: translateY(-100%);
}

#header.white .logo img {
	filter: none;
}

#header.white .nav-menu a {
	color: #333;
}

#header.white .nav-icons a {
	color: #333;
}

#header.white .nav-icons .download a,
#header.white .nav-icons .tel a {
	color: var(--allColor);
}

#header.white .nav-icons img {
	filter: brightness(0);
}

#header.white .nav-icons .tel img {
	filter: none;
	opacity: 1;
}

#header.white .toPage a {
	border-color: #333;
}

#header.white .nav-icons .tel img {
	filter: none;
	opacity: 1;
}

#header.white .toPage a {
	border-color: #333;
}

#header .nav-container {
	display: flex;
	justify-content: space-between;
	margin: 0 auto;
}

#header.white .toPage a {
	border-color: #333;
}

#header.white .nav-icons img {
	filter: brightness(0);
	opacity: 0.8;
}

#header.white .toPage a {
	color: #fff !important;
	background-color: var(--allColor);
	border-color: var(--allColor);
}

#header.white .toPage a img {
	filter: brightness(0) invert(1);
}

#header.white .toPage a {
	color: #fff !important;
	background-color: var(--allColor);
	border-color: var(--allColor);
}

#header.white .toPage a img {
	filter: brightness(0) invert(1);
}


#header.onWhite {
	background: #fff;
}

#header.onWhite .nav-menu a {
	color: #333;
}

#header.onWhite .nav-icons a {
	color: #333;
}

#header.onWhite .nav-icons .download a,
#header.onWhite .nav-icons .tel a {
	color: var(--allColor);
}

#header.onWhite .logo img {
	filter: none;
}

#header.onWhite .nav-icons img {
	filter: brightness(0);
	opacity: 0.8;
}

#header.onWhite .nav-icons .tel img {
	filter: none;
	opacity: 1;
}

#header.onWhite .toPage a {
	border-color: #333;
}

#header.onWhite .nav-icons img {
	filter: brightness(0);
	opacity: 0.8;
}

#header.onWhite .toPage a {
	color: #fff !important;
	background-color: var(--allColor);
	border-color: var(--allColor);
}

#header.onWhite .toPage a img {
	filter: brightness(0) invert(1);
}

#header.onWhite .toPage a {
	color: #fff !important;
	background-color: var(--allColor);
	border-color: var(--allColor);
}

#header.onWhite .toPage a img {
	filter: brightness(0) invert(1);
}

#header .nav-right {
	display: flex;
	margin-left: 80px;
}

#header .logo {
	width: 230px;
	line-height: 100px;
	align-self: center;
	display: flex;
}

#header .logo img {
	width: 100%;
	filter: brightness(0) invert(1);
	vertical-align: middle;
}

#header .nav-menu {
	display: flex;
	list-style: none;
	gap: 70px;
}

#header .nav-menu>li {
	position: relative;
}

#header .nav-menu .nav_item1 {
	color: #fff;
	text-decoration: none;
	font-size: inherit;
	transition: color 0.3s ease;
	position: relative;
	line-height: 100px;
}

#header .nav-menu .nav_item1 img {
	width: 12px;
	margin-left: 10px;
	visibility: hidden;
	opacity: 0;
	transition: all 0.2s linear;
	transform: translateY(2px);
}

#header .nav-menu>li.act .nav_item1 {
	color: var(--allColor);
}

#header .nav-menu>li.act .nav_item1 img {
	opacity: 1;
	visibility: visible;
}

#header .nav-icons {
	display: flex;
	gap: 40px;
	align-items: center;
}

#header .nav-icons a {
	transition: all 0.2s linear;
	color: #fff;
	height: 40px;
}

#header .nav-icons a:hover {
	color: var(--allColor);
}

#header .nav-icons a:hover img {
	filter: none;
}

#header .toPage a:hover {
	color: #fff !important;
	border-color: var(--allColor) !important;
}

#header .toPage a:hover img {
	filter: brightness(0) invert(1);
}

#header .nav-icons>div {
	line-height: 100px;
	cursor: pointer;
	transition: color 0.3s ease;
}

#header .nav-icons>div.language {
	position: relative;
}

#header .nav-icons div img {
	width: 24px;
	vertical-align: middle;
	filter: brightness(0) invert(1);
}

#header .nav-icons .input_box img {
	position: absolute;
	right: 20px;
	top: 50%;
	transform: translateY(-50%);
}

#header .nav-container .nav-menu2 {
	position: absolute;
	left: 50%;
	top: 100%;
	transform: translateX(-50%);
	background: #ffffff;
	border-radius: 0px 0px 10px 10px;
	box-shadow: 0 4px 8px rgba(0, 0, 0, 0.04);
	overflow: hidden;
	display: none;
	border-top: 1px solid rgba(13, 19, 26, 0.1);
    
}

#header .nav-container .nav-menu2 .tit:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2.search {
	padding: 60px 80px 40px 80px;
	text-align: center;
}

#header .nav-container .nav-menu2.search .input_box {
	width: 100%;
	max-width: 800px;
	position: relative;
	display: inline-block;
	margin: auto;
	height: 50px;
	line-height: normal;
}

#header .nav-container .nav-menu2.search .input_box input {
	width: 100%;
	border: 1px solid #ccc;
	border-radius: 10px;
	padding: 0 20px;
	height: 100%;
	display: inline-block;
	transition: all 0.4s linear;
}

#header .nav-container .nav-menu2.search .input_box input:focus {
	border-color: var(--allColor);
}

#header .nav-container .nav-menu2.search .input_box svg {
	position: absolute;
	right: 20px;
	top: 50%;
	transform: translateY(-50%);
	filter: none;
}

#header .nav-container .languageInfo {
	padding: 20px 0;
	position: absolute;
	left: 50%;
	transform: translateX(-50%);
	background-color: #fff;
	border-radius: 0 0 10px 10px;
	display: none;
}

#header .nav-container .languageInfo a {
	color: #222;
	height: auto;
	line-height: normal;
	padding: 10px 20px;
	display: flex;
	align-items: center;
}

#header .nav-container .languageInfo a:hover {
	color: var(--allColor);
}

#header .nav-container .languageInfo a i {
	border: 1px solid var(--allColor);
	font-size: 10px;
	display: inline-block;
	border-radius: 4px;
	padding: 0 4px;
	color: var(--allColor);
	margin-right: 10px;
}

#header .nav-container .nav-menu2 .toPage2 a:after {
	background: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l {
	flex: 1;
	padding: 40px 80px 30px 80px;
}

#header .nav-container .nav-menu2 .pro .pro_l .proList {
	gap: 40px;
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage2 a {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage2 a img {
	filter: none;
	opacity: 1;
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage2 a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage a {
	color: #fff;
	background: var(--allColor);
	border-color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage a img {
	filter: brightness(0) invert(1);
	opacity: 1;
}

#header .nav-container .nav-menu2 .pro .pro_l .toPage a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 {
	flex: 1;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_top {
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
	transition: all 0.4s linear;
	display: block;
	padding: 20px 0;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_top .tit {
	color: #222222;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_top .subTit {
	color: #222777;
	font-size: 12px;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_top:hover {
	background: #f6f9fc;
	border-radius: 5px;
	border-color: transparent;
	padding: 20px;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_top:hover .tit {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list img {
	width: 20px;
	border-radius: 3px;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list p {
	color: #222;
	margin: 0 5px 0 10px;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list span {
	font-size: 10px;
	line-height: 1;
	padding: 4px;
	border-radius: 3px;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list .hot {
	color: #005bfe;
	background: #ebf2ff;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list .promotion {
	color: #8300fe;
	margin-left: 2px;
	background: #f6edff;
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list a:hover p {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_l .pro_item1 .pro_item1_list a:hover img {
	transform: translateY(-2px);
}

#header .nav-container .nav-menu2 .pro .pro_r {
	flex: 0 0 440px;
	padding: 40px 80px 30px 80px;
	background: #f6f9fc;
}

#header .nav-container .nav-menu2 .pro .pro_r .image {
	width: 100%;
	height: 0;
	position: relative;
	padding-top: 48%;
	border-radius: 10px;
	overflow: hidden;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .mes {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.4);
	color: #fff;
	padding: 30px;
	display: block;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .mes .tit {
	line-height: 1.3;
	cursor: pointer;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .mes .tit:hover {
	text-decoration: underline;
	color: #fff;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .toPage2 a {
	color: #fff;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .toPage2 a::after {
	background: #fff;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .toPage2 a:hover {
	color: #fff;
}

#header .nav-container .nav-menu2 .pro .pro_r .image .toPage2 a img {
	filter: brightness(0) invert(1);
	opacity: 1;
}

#header .nav-container .nav-menu2 .pro .pro_r .image>img {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	object-fit: cover;
	transition: all 0.4s linear;
}

#header .nav-container .nav-menu2 .pro .pro_r .image:hover>img {
	transform: scale(1.05);
}

#header .nav-container .nav-menu2 .pro .pro_r .info {
	border-top: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .pro .pro_r .info a {
	display: block;
	color: #222;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .pro .pro_r .info a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .pro .pro_r .info .tit {
	color: #222;
}

#header .nav-container .nav-menu2 .solution {
	padding: 0;
}

#header .nav-container .nav-menu2 .solution .solution_top {
	gap: 80px;
}

#header .nav-container .nav-menu2 .solution .toPage a {
	color: #fff;
	background: var(--allColor);
	border-color: var(--allColor);
}

#header .nav-container .nav-menu2 .solution .toPage a img {
	filter: brightness(0) invert(1);
	opacity: 1;
}

#header .nav-container .nav-menu2 .solution .toPage a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .solution .toPage2 a {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .solution .toPage2 a img {
	filter: none;
	opacity: 1;
}

#header .nav-container .nav-menu2 .solution .toPage2 a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_top {
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list {
	padding-top: 10px;
	margin-top: 20px;
	border-top: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list a {
	flex: 0 0 33.33%;
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list a:hover P {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list img {
	width: 18px;
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list p {
	color: #222;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .solution .solution_r {
	flex: 0 0 290px;
}

#header .nav-container .nav-menu2 .solution .solution_r .solution_item1 {
	flex: 0 0 100%;
}

#header .nav-container .nav-menu2 .solution .solution_r .solution_item1_list a {
	flex: 0 0 100%;
}

#header .nav-container .nav-menu2 .solution.ecology .solution_l .solution_item1_list p {
	margin: 0 10px 0 0;
}

#header .nav-container .nav-menu2 .solution.ecology .solution_l .solution_item1_list a {
	flex: 0 0 100%;
}

#header .nav-container .nav-menu2 .solution.ecology {
	gap: 40px;
}

#header .nav-container .nav-menu2 .solution.ecology .solution_item1_list img {
	width: 12px;
	filter: brightness(0);
	opacity: 0.4;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .solution.ecology .solution_l {
	flex: 1;
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list a img {
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .solution .solution_l .solution_item1_list a:hover img {
	transform: translateY(-2px);
}

#header .nav-container .nav-menu2 .solution.ecology .solution_l .solution_item1_list a:hover img {
	filter: none;
	opacity: 4;
}

#header .nav-container .nav-menu2 .case {
	padding: 60px 80px 40px 80px;
}

#header .nav-container .nav-menu2 .case .case_top {
	gap: 90px;
	border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .case .case_l {
	flex: 1;
	gap: 40px;
}

#header .nav-container .nav-menu2 .case .case_l .caseList {
	flex: 1;
}

#header .nav-container .nav-menu2 .case .case_l .case_item1_list {
	gap: 10px;
	padding-top: 30px;
	margin-top: 20px;
	border-top: 1px solid rgba(0, 0, 0, 0.1);
}

#header .nav-container .nav-menu2 .case .case_l .case_item1_list a {
	background: #ffffff;
	border: 1px solid rgba(204, 204, 204, 0.46);
	border-radius: 10px;
	overflow: hidden;
	width: calc((100% - 10px)/2);
	height: 60px;
	display: flex;
	align-items: center;
	justify-content: center;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .case .case_l .case_item1_list a:hover {
	border-color: var(--allColor);
}

#header .nav-container .nav-menu2 .case .case_l .case_item1_list a img {
	max-width: 100%;
	max-height: 100%;
}

#header .nav-container .nav-menu2 .case .case_r {
	flex: 0 0 280px;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list {
	position: relative;
	margin-bottom: 10px;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image {
	width: 100%;
	height: 0;
	position: relative;
	padding-top: 48%;
	border-radius: 10px;
	overflow: hidden;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .mes {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.4);
	color: #fff;
	padding: 30px;
	display: flex;
	flex-wrap: wrap;
	align-content: center;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .mes .tit {
	width: 100%;
	line-height: 1.3;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .mes .tit:hover {
	text-decoration: underline;
	color: #fff;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .toPage2 a {
	color: #fff;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .toPage2 a::after {
	background: #fff;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .toPage2 a:hover {
	color: #fff;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .toPage2 a img {
	filter: brightness(0) invert(1);
	opacity: 1;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image>img {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	object-fit: cover;
	transition: all 0.4s linear;
}

#header .nav-container .nav-menu2 .case .case_r .case_r_list .image:hover>img {
	transform: scale(1.05);
}

#header .nav-container .nav-menu2 .case .toPage2 a {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .case .toPage2 a img {
	filter: none;
	opacity: 1;
}

#header .nav-container .nav-menu2 .case .toPage2 a:hover {
	color: var(--allColor);
}

#header .nav-container .nav-menu2 .about {
	gap: 50px;
}

#header .nav-container .nav-menu2 .about_l {
	gap: 40px;
	flex: 1;
}

#header .nav-container .nav-menu2 .about_l .solution_l {
	flex: 0 0 30%;
}

#header .nav-container .nav-menu2 .about_l .solution_l .solution_item1_list a {
	flex: 0 0 100%;
}

#header .nav-container .nav-menu2 .about_l .solution_l .solution_item1_list a p {
	margin: 0 10px 0 0;
}

#header .nav-container .nav-menu2 .about_l .solution_l .solution_item1_list a img {
	width: 12px;
	filter: brightness(0);
	opacity: 0.4;
	transition: all 0.2s linear;
}

#header .nav-container .nav-menu2 .about_l .solution_l .solution_item1_list a:hover img {
	transform: translateY(-2px);
	filter: none;
	opacity: 4;
}

#header .nav-container .nav-menu2 .about_r {
	flex: 0 0 280px;
}

#header .nav-container .nav-menu2 .about_r .image {
	width: 100%;
	height: 0;
	position: relative;
	padding-top: 48%;
	border-radius: 10px;
	overflow: hidden;
}

#header .nav-container .nav-menu2 .about_r .image .mes {
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.4);
	color: #fff;
	padding: 30px;
	display: block;
}

#header .nav-container .nav-menu2 .about_r .image .mes .tit {
	line-height: 1.3;
}

#header .nav-container .nav-menu2 .about_r .image .mes .tit:hover {
	text-decoration: underline;
	color: #fff;
}

#header .nav-container .nav-menu2 .about_r .image .toPage2 a {
	color: #fff;
}

#header .nav-container .nav-menu2 .about_r .image .toPage2 a::after {
	background: #fff;
}

#header .nav-container .nav-menu2 .about_r .image .toPage2 a:hover {
	color: #fff;
}

#header .nav-container .nav-menu2 .about_r .image .toPage2 a img {
	filter: brightness(0) invert(1);
	opacity: 1;
}

#header .nav-container .nav-menu2 .about_r .image>img {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	object-fit: cover;
	transition: all 0.4s linear;
}

#header .nav-container .nav-menu2 .about_r .image:hover>img {
	transform: scale(1.05);
}

@media only screen and (max-width: 1920px) {
	#header .nav-container .nav-menu2.search {
		padding: 3vw 4vw 2vw 4vw;
	}

	#header .nav-container .nav-menu2 .pro .pro_l {
		flex: 1;
		padding: 2vw 4vw 1.5vw 4vw;
	}

	#header .nav-container .nav-menu2 .pro .pro_r {
		padding: 2vw 4vw 1.5vw 4vw;
	}

	#header .nav-container .nav-menu2 .case {
		padding: 3vw 4vw 2vw 4vw;
	}
}

@media only screen and (max-width: 1600px) {
	#header .nav-menu {
		gap: 30px;
	}

	#header .nav-container .nav-menu2 .case .case_l .case_item1_list a {
		height: 54px;
	}

	#header .logo {
		width: 180px;
	}

	#header .nav-icons {
		gap: 20px;
	}

	#header .nav-container .nav-menu2 .about_r .image .mes,
	#header .nav-container .nav-menu2 .pro .pro_r .image .mes,
	#header .nav-container .nav-menu2 .case .case_r .case_r_list .image .mes {
		padding: 1.5vw;
	}

	#header .nav-right {
		margin-left: 4vw;
	}
}

@media only screen and (max-width: 1440px) {
	#header .logo {
		width: 100px;
	}

	#header .nav-container .nav-menu2 .pro .pro_r .image,
	#header .nav-container .nav-menu2 .case .case_r .case_r_list .image,
	#header .nav-container .nav-menu2 .about_r .image {
		padding-top: 56%;
	}

	#header .nav-container .nav-menu2 .solution {
		gap: 20px;
	}

	#header .nav-container .nav-menu2 .solution.ecology {
		gap: 20px;
	}

	#header .nav-container .nav-menu2 .about_l {
		gap: 20px;
	}

	#header .nav-container .nav-menu2 .mt30 {
		margin-top: 1vw;
	}

	#header .nav-menu {
		gap: 0px;
	}

	#header .nav-icons {
		gap: 20px;
	}

	.toPage a {
		height: 40px;
		padding: 0 10px;
	}

	#header .nav-container .nav-menu2 .pro .pro_r {
		flex: 0 0 300px;
	}

	#header .nav-container .nav-menu2 .about_r,
	#header .nav-container .nav-menu2 .case .case_r {
		flex: 0 0 200px;
	}

	#header .nav-container .nav-menu2 .case .case_top {
		gap: 40px;
	}

	#header .logo,
	#header .nav-menu .nav_item1 {
		line-height: 60px;
	}

	#header .nav-icons>div {
		line-height: 60px;
	}

	#header .nav-menu {
		gap: 20px;
	}

	#header .nav-icons a {
		height: 32px;
	}

	#header .nav-menu {
		font-size: 16px;
	}

	#header .nav-icons .toPage img {
		width: 12px;
	}

	#header .nav-container .nav-menu2 .case .case_l {
		flex: 1;
		gap: 20px;
	}
}