header{
	background: var(--white-color);
	position: sticky;
	top: 0;
	z-index:9;
	width: 100%;
	box-shadow: 0px 0px 10px rgba(0, 0, 0, .1);
}
.welcome{
	background: #eee;
	line-height: 36px;
	font-size: 13px;
}
.welcome span:first-child{
	margin-right: 8%;
}
nav{
	display: flex;
	justify-content: space-between;
	padding: 0px 0px 0px 10vw;
}
.logo{
	background: var(--black-color);
	max-width: 340px;
	position: relative;
}
.logo a{
	display: flex;
	align-items: flex-end;
	padding-bottom: 11px;
	height: 100%;
	position: relative;
	z-index: 2;
}
.logo::after{
	content: "";
	position: absolute;
	left: 0;
	border-left: 340px solid var(--black-color);
	border-bottom: 14px solid transparent;
	border-top: 12px solid var(--black-color);
	top: 99%;
}
.menu{
	width: calc(71vw - 340px);
}
nav ul{
	display: flex;
	justify-content: space-between;
	padding: 0px 3vw 0px 5vw;
}
nav li{
	position: relative;
}
nav li a{
	display: flex;
	align-items: center;
	transition: .3s;
	position: relative;
}
nav li p{
	font-size: 18px;
	line-height: 75px;
	font-weight: 500;
	text-transform:uppercase;
	padding: 0px 6px;
}
nav li a::after{
	content: "";
	position: absolute;
	width: 100%;
	left: 50%;
	width: 0;
	bottom: 0;
	background: var(--orange-color);
	height: 3px;
	transition: .3s;
}
nav li a:hover::after,nav li.on a::after{
	left: 0;
	width: 100%;
}
.function{
	width: 340px;
	padding: 0px 10vw 0px 1.5vw;
	background: var(--black-color);
	display: flex;
	justify-content: space-between;
	align-items: center;
	color: var(--white-color);
	position:relative;
}
.search i{
	font-size: 22px;
	cursor: pointer;
}
.language{
	display: flex;
	align-items: center;
	font-size: 18px;
	cursor:pointer;
}
.language i{
	font-size: 20px;
	color: var(--orange-color);
}
.language p{
	margin-left: 10px;
	font-family: arial;
}
.language section{
	position:absolute;
	width:100%;
	right:0;
	top:100%;
	z-index:3;
	background:var(--white-color);
	display:none;
}
.language span{
	display:flex;
	justify-content:space-between;
	align-items:center;
}
.language span a{
	display:block;
	color:var(--black-color);
	font-size:18px;
	text-align:center;
	line-height:46px;
	width:33.33333333333%;
	font-family:arial;
	border-right:1px solid rgba(0,0,0,.05);
	transition:.3s;
}
.language span a:last-child{
	border-right:0;
}
.language span a:hover{
	color:var(--white-color);
	background:var(--orange-color);
}
.language span a.on{
	color:var(--white-color);
	background:var(--gray-color);
}
.nav-click{
	display: none;
	padding: 4px 0px;
}
.nav-click span{
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	width:22px;
	height: 16px;
	position: relative;
}
.nav-click span i{
	height: 2px;
	background: var(--white-color);
	position: absolute;
	width: 100%;
	left: 0;
	transition: transform .3s;
}
.nav-click span i:first-child{
	top: 0;
}
.nav-click span i:nth-child(2){
	margin-top: -1px;
	top: 50%;
}
.nav-click span i:last-child{
	bottom: 0;
}
.black-bg{
	position: fixed;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	z-index: 4;
	background: rgba(0, 0, 0, .7);
	display: none;
}
.sousuo{
	position: fixed;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	background: rgba(0, 0, 0, .8);
	z-index: 10;
	backdrop-filter: blur(15px);
	-webkit-backdrop-filter: blur(15px);
	transform: scale(0);
	opacity: 0;
	transition: opacity .5s, transform 0s .5s;
}
.sousuo.ss{
	transform: scale(1);
	opacity: 1;
	transition: transform 0s 0s, opacity .5s;
}
.sousuo i{
	position: absolute;
	width: 80px;
	height: 80px;
	right: 0;
	top: 0;
	background: var(--white-color);
	text-align: center;
	line-height: 80px;
	font-size: 28px;
	cursor: pointer;
	transition: .3s;
}
.sousuo i:hover{
	background: var(--orange-color);
	color: var(--white-color);
}
.sousuo .container{
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100%;
}
.sousuo form{
	display: flex;
	width: 100%;
}
.sousuo form input{
	width: 85%;
	border: 0;
	background: var(--white-color);
	line-height: 20px;
	font-size: 16px;
	padding: 20px 15px;
	font-weight: 300;
}
.sousuo form button{
	background: var(--orange-color);
	color: var(--white-color);
	border: 0;
	width: 15%;
	font-size: 16px;
	font-weight: 300;
	transition: .3s;
}
.sousuo form button:hover{
	background: var(--black-color);
	cursor: pointer;
}
@media (max-width:1550px) {
    logo{
		max-width: 250px;
	}
    .menu{
		width: calc(71vw - 250px);
	}
	nav ul{
		padding: 0px 2vw 0px 2vw;
	}
}
@media (max-width: 1440px) {
	.welcome{
		line-height: 32px;
		font-size: 12px;
	}
	.welcome span:first-child{
		margin-right: 8%;
	}
	.logo{
		max-width: 272px;
	}
	.logo a{
		padding-bottom: 11px;
	}
	.logo::after{
		border-left: 272px solid var(--black-color);
		border-bottom: 12px solid transparent;
		border-top: 10px solid var(--black-color);
	}
	.menu{
		width: calc(71vw - 272px);
	}
	nav ul{
		padding: 0px 2vw 0px 3vw;
	}
	nav li p{
		font-size: 16px;
		line-height: 70px;
		padding: 0px 5px;
	}
	.function{
		width: 272px;
		padding: 0px 10vw 0px 1.5vw;
	}
	.search i{
		font-size: 20px;
	}
	.language{
		font-size: 16px;
	}
	.language i{
		font-size: 18px;
	}
	.language span a{
		font-size:16px;
		line-height:46px;
	}
	.sousuo i{
		width: 60px;
		height: 60px;
		line-height: 60px;
		font-size: 20px;
	}
	.sousuo form input{
		line-height: 20px;
		font-size: 14px;
		padding: 15px;
	}
	.sousuo form button{
		font-size: 14px;
	}
}
@media (max-width: 992px) {
	header{
		box-shadow: 0px 0px 5px rgba(0, 0, 0, .1);
	}
	.welcome{
		display: none;
	}
	nav{
		padding: 0px 15px 0px 0vw;
		align-items: center;
		background: var(--black-color);
	}
	.logo{
		max-width: 50%;
	}
	.logo a{
		align-items: center;
		padding: 10px 0px;
	}
	.logo::after{
		display: none;
	}
	.menu{
		position: fixed;
		width: 70%;
		top: 0;
		right: -100%;
		height: 100%;
		background: var(--white-color);
		z-index: 8;
		transition: .5s;
	}
	.top .menu{
		right: 0;
	}
	nav ul{
		display: block;
		padding: 0px;
	}
	nav li a{
		border-bottom: 1px solid rgba(0, 0, 0, .1);
	}
	nav li p{
		font-size: 16px;
		line-height: 50px;
		padding: 0px 15px;
	}
	nav li a::after{
		height: 2px;
		bottom: -1px;
	}
	nav li a:hover::after,nav li.on a::after{
		left: 0;
		width: 100%;
	}
	.function{
		width: 25%;
		padding: 0px;
	}
	.search i{
		font-size: 18px;
	}
	.language{
		font-size: 14px;
	}
	.language i{
		font-size: 16px;
	}
	.language span a{
		font-size:14px;
		line-height:46px;
	}
	.nav-click{
		display: block;
	}
}