html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 14px;
	font-style:normal;
	color:#333;
}
a{font-size:14px; text-decoration:none;}
a:hover{ text-decoration:underline;}
img{ border:0px;}

ul{ list-style:none}

/*宽度*/
.width100{ width:100%;}
.width90{ width:90%;}
.width95{ width:95%;}
.width80{ width:80%;}
.width85{ width:85%;}
.width1000{ width:1000px;}
.width1200{ width:1200px;}
.width1178{ width:1178px;}

/*高度*/
.height100{ height:100%;}

/*外边距*/
.mart0{ margin:0 auto 0;}
.mart5{ margin:5 auto 0;}
.mart10{ margin:10px auto 0;}
.mart15{ margin:15px auto 0;}
.mart20{ margin:20px auto 0;}
.mart25{ margin:25px auto 0;}
.mart30{ margin:30px auto 0;}
.mart35{ margin:35px auto 0;}
.mart40{ margin:40px auto 0;}

.mar_top5{ margin-top:5px;}
.mar_top10{ margin-top:10px;}
.mar_top15{ margin-top:15px;}
.mar_top20{ margin-top:20px;}
.mar_top25{ margin-top:25px;}
.mar_top30{ margin-top:30px;}
.mar_top35{ margin-top:35px;}
.mar_top40{ margin-top:40px;}

.marl5{ margin-left:5px;}
.marl6{ margin-left:6px;}
.marl7{ margin-left:7px;}
.marl8{ margin-left:8px;}
.marl9{ margin-left:9px;}
.marll0{ margin-left:10px;}
.marl11{ margin-left:11px;}
.marl12{ margin-left:12px;}
.marl13{ margin-left:13px;}
.marl14{ margin-left:14px;}
.marl15{ margin-left:15px;}
.marl20{ margin-left:20px;}
.marl25{ margin-left:25px;}
.marl30{ margin-left:30px;}

.marr5{ margin-right:5px;}
.marr6{ margin-right:6px;}
.marr7{ margin-right:7px;}
.marr8{ margin-right:8px;}
.marr9{ margin-right:9px;}
.marr10{ margin-right:10px;}
.marr11{ margin-right:11px;}
.marr12{ margin-right:12px;}
.marr13{ margin-right:13px;}
.marr14{ margin-right:14px;}
.marr15{ margin-right:15px;}
.marr20{ margin-right:20px;}
.marr25{ margin-right:25px;}
.marr30{ margin-right:30px;}

/*文字对齐*/
.text_l{ text-align:left;}
.text_c{ text-align:center;}
.text_r{ text-align:right;}

/*浮动*/
.fl{ float:left;}
.fr{ float:right;}
.clr{ clear:both;}

/*背景*/
.bg_white{ background:url("../images/head_bg.jpg") repeat top center #fff;}
.bg_black{ background-color:#000}
.bg_gray{ background-color:#e7e7e7}