*{margin:0;padding:0;}
body,button,input,select,textarea{font:12px/2 Verdana, 宋体, Helvetica, sans-serif;}/*雅黑：\5FAE\8F6F\96C5\9ED1  Verdana, Helvetica, sans-serif*/
h1,h2,h3,h4,h5,h6{font-size:100%;}
address,cite,dfn,em,var{font-style:normal;}
code,kbd,pre,samp{font-family:courier new,courier,monospace;word-wrap: break-word; white-space: normal;}
small{font-size:12px;}
ul,ol{list-style:none;}
a:link,a:visited{color:#555;text-decoration:none;}
a:hover{color:#f00;}
sup{vertical-align:text-top;}
sub{vertical-align:text-bottom;}
legend{color:#555;}
fieldset,img{border:0;}
button,input,select,textarea{font-size:100%;}
table{border-collapse:collapse;border-spacing:0;}

html,body{ color:#555;}
.ov{ overflow:hidden; clear:both;}
.pad{padding: 25px 0;}
.left{ float:left; display:inline;}
.right{ float:right; display:inline;}
.clear{clear:both;}


@media (max-width: 768px) {
	.mg {width: 98%;margin: 0 auto;}
	.ng{width: 100%;}
}
@media (min-width: 769px) and (max-width: 992px) {
	.mg {margin: 0 auto;width: 760px;}
	.ng{margin: 0 auto;width: 760px;}
}	
@media (min-width: 993px) and (max-width: 1274px) {
	.mg {margin: 0 auto;width: 980px;}
	.ng{margin: 0 auto;width: 980px;}
}
@media (min-width: 1275px) {
	.mg {margin: 0 auto;width: 1275px;}
	.ng{margin: 0 auto;width: 1000px;}
}