/*====================导航*********/
.nav_pc_logo{ float:left; height:4.5rem; max-width:400px; margin:0.5rem 0; width:25.9%; }
.nav_pc_logo img{ max-width:100%;}
.header{
	width:100%;
	z-index:999;    
	position: fixed; top:0;

}
/*左侧logo*/

.header .left a img{
	height: 100%;
	max-width:100%;

}
.header .left .img2{
	display: none;
}
.header .nav_center{ overflow:hidden; width:100%; border-top:1px solid #ccc; }


.header .dianhua{ width:24%; float:right; margin-top:2.6rem;}
.header .dianhua p{ float:left; font-size:1rem; color:222; margin-top:0.8rem; text-align: center;}
.header .dianhua span{ font-size:1.7rem; color:#333;display: block;line-height: 2rem; float: left; border-radius: 30px; font-weight: 600; margin-top:0.4rem; }





/*右侧*/
.header .nav{
	-webkit-transition: 0.5s;
	-moz-transition: 0.5s;
	-o-transition: 0.5s;
	transition: 0.5s;
	line-height: 50px;
	display: block;
	width:45%;
	float:right;
    margin:1.4rem auto 0 auto;
	overflow: hidden;
	
}
.header .nav ul{
	max-width:1200px; width:100%; margin:auto;
	
}
.header .navbar_nav li{
	float:left;
	position: relative;
	display: block;
}

.header .navbar_nav li:after{
    content: "";
    width: 0;
    height: 2px;
    background:#385aaa;
    position: absolute;
    bottom: 0;
    left: 0;
    
}

.header .navbar_nav li a{
	text-decoration: none;
	height: 100%;
	padding: 0 2.2rem;
	display: block;
	color:#fff;
	font-size:1rem;
	line-height:3.8rem;
}

.header .navbar_nav li.dropdown{
	display: inherit;
	position: relative;
}
.header .navbar_nav li.dropdown .jt{
	width: 20px;
	height: 20px;
	background: url(i/top.png) no-repeat;
	background-size: 100% 100%;
	display: block;
}
.header .navbar_nav li.dropdown .dropdown_menu{
	display: none;
	position: absolute;
	top:56px;
	width: 100%;
	background: #fff;
	box-shadow: 0 15px 27px 0 rgba(167,165,165,0.38);
	width: 120%;
    left: -10%;
	z-index:9999;
}
.header .navbar_nav li.dropdown .dropdown_menu a{
	font-size: 14px;
	color: #111;
	padding: 0 10px;
	line-height: 40px;
	text-align: center;
	background: #fff;
	margin-bottom: 2px;
}
.header .navbar_nav li.dropdown:hover .dropdown_menu{
	display: block;
	background: #f3f3f3;
	-webkit-transition: 0.5s;
	-moz-transition: 0.5s;
	-o-transition: 0.5s;
	transition: 0.5s;
}
.header .navbar_nav li.dropdown:hover .dropdown_menu a{
	color: #111;
}
.header .navbar_nav li.dropdown:hover .dropdown_menu a:hover{
	color: #fff;

}
/*白色背景的头部*/

.header.on .left .img1{
	display: none;
}
.header.on .left .img2{
	display: block;
}
.header.on .navbar_nav li a{

}
.header.on .navbar_nav li:hover a{
	color:#999;
}
#navToggle{

}

.m_nav{
	position: fixed;
	top: 0px;
	box-shadow: 0 15px 27px 0 rgba(167,165,165,0.38);
	width: 100%;
    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 .top1{
	height: 60px;
	padding: 20px;
	box-sizing: border-box;
}
.m_nav .top1 .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 #ccc;
	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;
}
.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 40px;
	box-sizing: border-box;
	border-bottom: 1px solid #f1f1f1;
}
.m_nav .ul li .dropdown_menu a:last-child{
	border: none;
}
.banner{
	width: 100%;
}
.fa-navicon{ margin-top:1.4rem;}
.nav_mo_logo {
    float: left;
    width: 70%;
    height: 7.0rem;
    display: block;
    margin: 0.8rem 0;
 
}
.nav_mo_logo img{ height:5rem; max-width:100%; max-width:100%; margin-top:0.2rem; margin-top:1rem;}
.nav_mo_ico{ float:right; width:15%; height:3.0rem; display:block; color:#333; text-align:center; line-height:3.0rem; margin-top:-0.3rem;font-size:2.0rem;}
.nav_mo {
    margin: 0.8rem 0;
    position: relative;
    z-index: 99;
}
.nav_mo{ display:none;}
.nav_mo .dianhua{ float:right; margin:4%; width:7%;}
.nav_mo_ico i img{ margin-top:2rem}



@media screen and (max-width: 640px){
	.header .left{
		padding-top:0; 
		
		}
.nav_mo{ display:block;padding:0.6rem 0; margin:0;}
	.header{
		padding: 0 0px;
		
	    width:auto;
		margin:1.0rem;
	}
	.header #navToggle {
		 width:3.0rem; height:3.0rem; text-align:center; display: block; line-height:3.0rem;


		display: inline-block;
		float: right;

	}
	.header #navToggle i{ display:block; font-size:2.0rem; line-height:3.0rem; }
	.header #navToggle span {
		width: 25px;
		height: 1px;
		margin-top: 10px;
	}
	.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 {
		-webkit-transition: 0.3s;
		-moz-transition: 0.3s;
		-o-transition: 0.3s;
		transition: 0.3s;
		display: block;
		background: #000;
	}
	.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 { display: none;}	
	.header .nav{

	}
	
	.banner img{
		height: 300px;
		object-fit: cover;
	}
	.header .left{
		width:67%;
		height:3.0rem;
		}
	.header .left img{
		width:100%;
		
		}
}