body, button, input, select, textarea a{font: 14px/1.2 "微软雅黑",tahoma,arial,'宋体',sans-serif;}
li,a{list-style: none;float: left;text-decoration: none;;}
body, div, dl, dt, dd, ul, ol, li,h1, h2, h3, h4, h5, h6, pre, code,form, fieldset, legend, input, iframe, button, textarea, p, blockquote, th, td, img{ margin: 0;  padding: 0;}
html{color:#333333;}
fieldset, img, iframe, button{ border:0; text-decoration:none;}
/**:focus { outline: 0;}*/
 ul { list-style: none;}
table { border-collapse:collapse; border-spacing: 0;}
caption, th { text-align: left;}
header, footer, article, section, nav{display: block;}
a {outline: none; /* for Forefox */ cursor:pointer; text-decoration: none; }
a { /* for Ie*/ }
input{ outline:none; }
em{ font-style:normal;}
input,select,img{ vertical-align:middle;}
textarea{ outline: none; resize:none;}

a img{border: none;}
i{ font-style:normal;}


.clear{ clear:both;}
.clearfix:after{content:".";display:block;height:0;clear:both;visibility:hidden;line-height:0;}
.clearfix{zoom:1;}

.bold{font-weight:bold;}
.mc{margin:0 auto;}
.fr{float:right;}
.fl{float:left}
.tar{text-align:right;}
.tal{text-align:left;}
.tac{text-align:center;}
.fs12{font-size:12px;}
.fs14{font-size:14px;}
.fs16{font-size:16px;}

.left{float: left}
.right{float:right}
.mt5{margin-top:5px;}
.mt10{margin-top:15px;}
.mt15{margin-top:15px;}
.mt20{margin-top:20px;}

.p5{padding:5px;}
.p10{padding:10px;}
.p15{padding:15px;}
.padding-both10{padding:0 10px }
.ml15{margin-left: 15px;}
.pl15{padding-left: 15px;}
.m5{margin:5px;}
.mr5{margin-right: 5px}
.m10{margin:10px;}
.m15{margin:15px;}

.nobor{ border:none;}
.bgnone{ background:none;}
/*公共头部尾部*/
.contens{
	width: 1100px;
	margin: 0 auto;
	overflow: hidden;
}

.logo{
	width: 450px;
	float: left;
	padding-bottom:10px ;
}
.logo img{
	width: 245px;
}
.nav_but{
  	display: none;
  }
.nav{
	float: left;
	width: 650px;
	padding: 17px 0;
}
.nav ul{
	
}
.nav ul li{
	width: 80px;
	line-height: 35px;
	text-align: center;
	font-size: 16px;
}
.nav ul .active{
	background-color: #e4e4e4;
	}
.nav ul li a{
	color: #444;
	float: none;
}
.foot{
	padding: 10px 0;
}
.ma_text{
	width: 120px;
	margin: 0 auto;
	font-size: 16px;
}
.ma_text img{
	width: 100%;
}
.ma_text p{
	line-height: 25px;
	text-align: center;
	font: 20px;
	color: #000000;
	
}
.foot_p{
	text-align: center;
	padding-top: 5px;
	line-height: 30px;
	color: #000000;
	font-size: 16px;
}
@media screen and (max-width: 768px) {
	.contens{
	    width: 100%;
	}
	.logo{
		width: 100%;
		float: none;
		position: relative;
	}
	.logo img{
		width: 150px;
    }
    .nav_but{
    	display: block;
    	position: absolute;
    	right: 10px;
    	top: 10px;
    	width: 35px !important;
    }
	.nav{
		float: none;
		width: 100%;
		padding:  0;
		display: none;
		position: absolute;
		background-color: #fff;
		z-index: 9999;
		
	}
	.nav ul{
		
	}
	.nav ul li{
		width: 100%;
		float: none;
		line-height: 35px;
		text-align: center;
		font-size: 14px;
		border-bottom: 1px solid #e4e4e4;
	}
	.nav ul .active{
		background-color: #e4e4e4;
		}
	.nav ul li a{
		color: #444;
		float: none;
	}
	.ma_text{
		width: 80px;
		font-size: 14px;
	}
	.foot_p{
		line-height: 20px;
		font-size: 14px;
	}
}