body{background: #fff;}
* { font: inherit; font-family: "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC",  "WenQuanYi Micro Hei", sans-serif; -webkit-box-sizing: border-box; box-sizing: border-box; }
*::before, *::after { -webkit-box-sizing: inherit; box-sizing: inherit; }

html, body, div, h1, h2, h3, h4, h5, h6, ul, ol, dl, li, dt, dd, p, blockquote, pre, form, fieldset, table, th, td, span, input, textarea { margin: 0; padding: 0; }

h1, h2, h3, h4, h5, h6 { font-weight: normal; }

table { border-collapse: collapse; border-spacing: 0; }

button, input, select, textarea { outline: 0; }

li, ol, ul { list-style: none; }

b, strong { font-weight: 400; }

a{text-decoration:none;color:#666;}
a:hover,a:visited,a:link{text-decoration: none;}
img { vertical-align: middle; border: 0; }
.clearfix:after{content:" ";display:block;clear:both;}


.pc-nav .navbar-default{
	background: none;
	border:none;
}
.pc-nav .navbar-default .navbar-collapse, .navbar-default .navbar-form{
	border:none;
}
.pc-nav .dropdown,.pc-nav .dropup{
	position: static;
}

.pc-nav .navbar{
	position: static;
}

.pc-nav{
	background:rgba(0,0,0,0.5);
	border-bottom:1px solid rgba(255,255,255,0.3);
	position: absolute;
	top:0;
	left:0;
	width:100%;
	height:60px;
	z-index:9999;
	}
.pc-nav .loac{
	position: relative;
}
.pc-nav .header-logo{
	float:left;
	margin-top:13px;
	margin-right:40px;
	}
.pc-nav .header-logo img{
	width:100%;
	}
.pc-nav .nav_item{
	float:left;
	}
.pc-nav .nav_item>li{
	display:inline-block;
	}
.pc-nav .nav_item>li a{
	color:#fff;
	height: 60px;
	font-size:16px;
	padding:0 10px;
	display:inline-block;
	line-height: 60px;
	transition: all 0.3s;
	}

.pc-nav .nav_item li .drop_content{
	position: absolute;
	left:0;
	right:0;
	top:60px;
	background:#f7f7f7;
	display:none;
	opacity: 0;
	box-shadow: 0 5px 10px rgba(58,58,58,0.3);
	height:0;
	overflow: hidden;
	transition:1s;
	-webkit-transition:1s;
	}
.pc-nav .nav_item li .drop_content .sub_main{
	margin: 24px 0 24px 47%;    
	-webkit-transform: translateX(-47%);
	-ms-transform: translateX(-47%);
	transform: translateX(-47%);
	}
.pc-nav .nav_item li .drop_content .sub_group{
	display:inline-block;
	vertical-align: top;
	margin:10px 30px 10px 0;
	}
.pc-nav .nav_item li .drop_content .sub_group li a{
	color:#666;
	line-height: 32px;
	font-size:14px;
	padding:0;
	height:auto;
	transition: all 0.3s;
	position: relative;
	}
.pc-nav .nav_item li .drop_content .sub_group li a:before{
		content: "";
	display:inline-block;
	width:4px;
	height:4px;
	background:transparent;
	border-radius: 2px;
	position: absolute;
	top:14px;
	left:-10px;
	transition: all 0.3s;
}
.pc-nav .nav_item li .drop_content .sub_group .sort_title{
	font-weight:bold;
	margin-bottom:15px;
	display: inline-block;
	font-size:15px;
}
.pc-nav .nav_item>li:hover .drop_content{
	display: block;
	opacity: 1;
	height:auto;
}
.pc-nav .nav_item>li a.drop-menu{
	position: relative;
}
.pc-nav .nav_item>li:hover a.drop-menu:after{
	content:'';
	display:inline-block;
	opacity: 1;
	vertical-align: middle;
	border-bottom: 7px solid;
	border-right: 7px solid transparent;
	border-left: 7px solid transparent;
	width: 0;
	height: 0;
	position: absolute;
	bottom:-1px;
	left:44%;
	z-index: 999;
	color:#f7f7f7;
}
.pc-nav .top-sign{
	float:right;
}
.pc-nav .top-sign a{
	color:#fff;
	margin-left:6px;
	font-size:14px;
	line-height: 60px;
	padding:6px 10px;
}
.pc-nav .top-sign a.sign-btn{
	background:#00a497;
	border-radius: 4px;
	padding:6px 10px;
}

.pc-nav .nav_item li .drop_content.drop_content2 .sub_group li{
	display:inline-block;
	margin-right:15px;
	position: relative;
}

.pc-nav .nav_item li .drop_content.drop_content2 .sub_main{
	text-align: center;
}
.pc-nav .nav_item>li a:hover{
	color:#00a497;
}
.pc-nav .nav_item li .drop_content .sub_group li a:hover{
	color:#00a497;
}
.pc-nav .nav_item li .drop_content .sub_group li a:hover:before{
	background: #00a497;
}
.pc-nav .navbar-default .navbar-toggle .icon-bar{
	background: #fff;
}
.pc-nav .navbar-default .navbar-toggle{
	border-color: #fff;
}



@media only screen and (max-width: 1440px) {
	.pc-nav .nav_item li .drop_content .sub_main {
    margin: 23px 0 24px 30%;
    -webkit-transform: translateX(-27%);
    -ms-transform: translateX(-27%);
    transform: translateX(-27%);
	}
}






@media only screen and (max-width: 1200px) {
	.pc-nav .nav_item li .drop_content .sub_main {
    margin: 23px 0 24px 16%;
    -webkit-transform: translateX(-16%);
    -ms-transform: translateX(-16%);
    transform: translateX(-16%);
}

}
@media only screen and (min-width: 320px) and (max-width: 750px) {
	.pc-nav .header-logo{
		margin:10px 0 0 10px;
	}
	.pc-nav nav.navbar.bootsnav.navbar-mobile .navbar-collapse{
		background:#2d2e33;
		padding:0;
	}
	.pc-nav .nav_item>li{
		display:block;
	}
	.pc-nav .nav_item>li a{
		display:block;
	}
	.pc-nav .nav_item{
		float:none;
	}
	.pc-nav .nav_item li .drop_content{
		position: relative;
		top:0;
		left:0;
		
	}
	.pc-nav .navbar-default .navbar-collapse{
		background:#262626;
	}
	.pc-nav .loac .container{
		padding:0;
	}

.footer .items{
	margin-bottom:15px;
}
.footer h4{
	margin-bottom:10px;
}
.footer ul li a{
	line-height: 26px;
}
.footer .info{
	border:none;
	padding-left:0;
}
}