/*====================导航*********/
.header{width:100%;position: fixed;top:0;left:0;z-index:999;height:80px;border-bottom: 1px solid #eee;}
.header.on{position: fixed;background: #1a1a1a;}
.header .logo{width: 20%;height: 80px;position: relative;}
.header .logo img{max-width: 100%;position: absolute;top: 50%;transform: translateY(-50%);max-height: 100%;}
.header .nav .leve1{color: #fff;font-size: 16px;position: relative;}
.header .nav .leve1:hover{color: #f7b52c;font-weight: bold;}
.header .container{max-width: 1700px;margin: 0 auto;}
.header .logo a img{max-height: 80px;}
.header .toptel{font-size: 14px;color: #fff;margin-top: 25px;line-height: 30px;font-family: Arial}
.header .toptel span{border-right: 1px solid #fff;padding:0 30px;position: relative;}
.header .toptel .wx_code{position: absolute;top: 30px;left: 50%;opacity: 0;transition: all ease 0.5s;transform: translateX(-30%);}
.header .toptel span:last-child:hover .wx_code{opacity: 1;}
.header .toptel span:last-child{border: none;}
.header .toptel i{font-size: 20px;vertical-align: middle;}
.header .nav .leve1.active{color: #f7b52c;}

/*右侧*/
.header .nav{transition: all 0.5s ease 0s;height: 100%;line-height: 80px;display: block;}
.header .navbar_nav li{float:left;display: block;}
.header .navbar_nav li .leve1:after{content: "";width: 0;height: 2px;background: #f7b52c;position: absolute;bottom: 10px;left: 0;transition: all 0.5s ease 0s;}
.header .navbar_nav li a{text-decoration: none;height: 100%;display: block;transition: all 0.5s ease 0s;color: #fff;font-size: 16px;}
.header .navbar_nav li:hover a{color: #f7b52c;}
.header .navbar_nav li.dropdown{display: inherit;margin: 0 30px;position: relative;}
.header .navbar_nav li.dropdown:first-child::after{display: none;}
.header .navbar_nav li.dropdown .dropdown_menu{display: none;position: absolute;text-align: center;top:100%;width: 200vw;height: 50px;line-height: 50px;left: -98vw;background: rgba(255,255,255,0.6);}
.header .navbar_nav li.dropdown .dropdown_menu a{font-size: 14px;color: #555;padding: 0 10px;text-align: center;display: inline-block;}
.header .navbar_nav li.dropdown:hover .dropdown_menu{display: block;transition: all 0.5s ease 0s;}
.header .navbar_nav li.dropdown::before{width: 1920px;left: 0;bottom: 0;}
.header .navbar_nav li.dropdown:hover .dropdown_menu a:hover{color: #f7b52c;}

.m_nav .ul li .dropdown_menu{transition:none}
#navToggle{display: none;}
.m_nav{position: fixed;right: 0;box-shadow: 0 15px 27px 0 rgba(167,165,165,0.38);
	width: 65%;height: 100%;background: #fff;transition: all ease 0.5s;-webkit-transition: all ease 0.5s;z-index: 1000;opacity: 1;visibility: visible;margin-top: 0;overflow-y: auto;
    transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;top: 0;transform: translateX(100%);
}
.m_nav.open{transform: translateX(0);}
.m_nav .top{height: 60px;padding: 20px;box-sizing: border-box;}
.m_nav .top .closed{width: 30px;height: 30px;vertical-align: middle;float:right;cursor: pointer;}
.m_nav .logo{width: 100%;margin:0 auto;}
.m_nav .logo img{height: 50px;display: block;margin:30px auto;}
.m_nav .ul{margin-top: 30px;}
.m_nav .ul li{padding: 0 20px;border-bottom: 1px solid #f5f5f5;transform: translateY(0);-webkit-transform: translateY(100%);transform: translateY(100%);
    -webkit-transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;opacity: 0;position: relative;
}
.m_nav .ul li .icon-arrow-down{transition: all 0.5s ease 0s;;font-size: 18px;font-weight: bold;position: absolute;right: 5px;top: 7px;z-index: 20;width: 35px;height: 35px;line-height: 35px;text-align: center;cursor: pointer;border-radius: 50%;}
.m_nav .ul li:hover .icon-arrow-down{background: #f5f5f5;}
.m_nav .ul li:first-child .icon-arrow-down{display: none;}
.m_nav .ul li .icon-arrow-down.up{transform: rotate(180deg);}
.m_nav.open .ul li{opacity: 1;-webkit-transform: translateY(0);transform: translateY(0);}
.m_nav .ul li:nth-child(1) {
	-webkit-transition: all .2s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all .2s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li:nth-child(2) {
    -webkit-transition: all .4s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all .4s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li:nth-child(3) {
    -webkit-transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all .6s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li:nth-child(4) {
    -webkit-transition: all .8s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all .8s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li:nth-child(5) {
    -webkit-transition: all 1.0s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all 1.0s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li:nth-child(6) {
    -webkit-transition: all 1.2s cubic-bezier(.77, 0, .175, 1) 0ms;
    transition: all 1.2s cubic-bezier(.77, 0, .175, 1) 0ms;
}
.m_nav .ul li a{
	display: block;
	text-decoration: none;
	color: #333;
	font-size: 16px;
	height: 50px;
	line-height: 50px;
	width: 100%;
}
.m_nav .ul li .dropdown_menu{
	display: none;
}
.m_nav .ul li.dropdown.active .dropdown_menu{
	display: block;
}
.m_nav .ul li .dropdown_menu a{
	display: block;
	height: 50px;
	line-height: 50px;
	padding: 0 0 0 20px;
	box-sizing: border-box;
	border-bottom: 1px solid #f5f5f5;
}
.m_nav .ul li .dropdown_menu a:last-child{
	border: none;
}
.banner{
	width: 100%;
}
.banner img{
	width: 100%;
}

@media screen and (max-width: 1000px){
	.m_nav .ul li a{display: inline-block;width: auto;}
	.header #navToggle {
		height: 100%;
		padding: 9px 15px;
		display: inline-block;
		float: right;
	}
	.header #navToggle span {
		position: relative;
		width: 25px;
		height: 1px;
		margin-top: 19px;
	}
	.header #navToggle span:before,
	.header #navToggle span:after {
		content: '';
		position: relative;
		width: 100%;
		height: 1px;
		left: 0;
	}
	.header #navToggle span,
	.header #navToggle span:before,
	.header #navToggle span:after {
		transition: all 0.3s ease 0s;
		display: block;
		background: #4f4f4f;
	}
	.header #navToggle span:before {
		top: 8px;
	}
	.header #navToggle span:after {
		bottom: 10px;
	}
	.header #navToggle.open span:before {
		top: 10px;
		-webkit-transform: translateY(-11px) rotate(-45deg);
		-moz-transform: translateY(-11px) rotate(-45deg);
		-ms-transform: translateY(-11px) rotate(-45deg);
		-o-transform: translateY(-11px) rotate(-45deg);
		transform: translateY(-11px) rotate(-45deg);
	}
	.header #navToggle.open span:after {
		bottom: 12px;
		-webkit-transform: translateY(10px) rotate(45deg);
		-moz-transform: translateY(10px) rotate(45deg);
		-ms-transform: translateY(10px) rotate(45deg);
		-o-transform: translateY(10px) rotate(45deg);
		transform: translateY(10px) rotate(45deg);
	}
	.header #navToggle.open span {
		background: none;
	}
	.header #navToggle.open span:before,
	.header #navToggle.open span:after {
		background: #4f4f4f;
	}
	
	.header .nav{
		display: none;
	}
	
	.banner img{
		height: 600px;
		object-fit: cover;
	}
}