body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, button, p, span, blockquote, th, td, hr, iframe { margin:0; padding:0; }
body > div { margin-right:auto; margin-left:auto; }
article,aside,details,figcaption,figure,footer,header,hgroup,nav,section { display:block; margin:0; padding:0; }
fieldset, img { border:0; }
address, caption, cite, code, dfn, em, th, var { font-style:normal; font-weight:normal; }
ul, ol, dl, li { list-style:none; }
h1, h2, h3, h4, h5, h6 { font-size:100%; font-weight:normal; }
abbr, acronym { border:0; font-variant:normal; }
input, button, textarea, select, optgroup, option { font-family: inherit; font-size: inherit; font-style: inherit; font-weight: inherit; }
code, kbd, samp, tt { font-size: 100%; }
/*@purpose To enable resizing for IE */ 
/*@branch For IE6-Win, IE7-Win */ 
input, button, textarea, select{font-size:100%;}
body { line-height: 1.3; }
table { border-collapse:collapse; border-spacing:0; }
caption, th { text-align:left; }
sup, sub { font-size: 100%; vertical-align: baseline; }
blockquote, q { quotes: none; }
blockquote:before, blockquote:after, q:before, q:after { content: ''; content: none; }
a:active, a:focus { outline:none; }

.clear {clear:both;font-size:1px;width:1px;visibility:hidden;margin-top:0px!important;margin-top:-1px;line-height:0}/*ie and firefox1.5 updata */
.clear:after{content:".";display:block;height:0;clear:both;}	/* firefox1.0 */
*+html .clear{margin-top:-1px!important;}
.clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden; }
/* Hides from IE-mac \*/
* html .clearfix { height: 1%; }
/* End hide from IE-mac */
img{max-width: 100%}
/*字体定义*/
body, td, input, textarea, select, button { font-size:12px; font-family:Arial,"宋体","新宋体",Helvetica,sans-serif;}
table { font-size:inherit; font-size:100%; }
.bold { font-weight:bold; }
.hand { cursor:pointer; }
.block { display:block; }
.unblock { display:none; }
.tl{ text-align:left;}
.tr{ text-align:right;}
.tc{ text-align:center;}
.fl { float:left; }
.fr { float:right; }
.cl{ clear:left;}
.cr{ clear:right;}
.error { color:red; }

/*间距*/
.space_1 { padding:1px 0 0 0; }
.space_2 { padding:2px 0 0 0; }
.space_3 { padding:3px 0 0 0; }
.space_4 { padding:4px 0 0 0; }
.space_5 { padding:5px 0 0 0; }
.space_6 { padding:6px 0 0 0; }
.space_7 { padding:7px 0 0 0; }
.space_8 { padding:8px 0 0 0; }
.space_9 { padding:9px 0 0 0; }
.space_10 { padding:10px 0 0 0; }
.space_12 { padding:12px 0 0 0; }
.space_15 { padding:15px 0 0 0; }
.space_20 { padding:20px 0 0 0; }
.space_30 { padding:30px 0 0 0; }
.space_50 { padding:50px 0 0 0; }
.mgl_11{margin-left: 11px}
/*字号*/
.f12{ font-size:12px;}
.f14{ font-size:14px;}
.f16{ font-size:16px;}

/*广告标题*/
.guanggao_title{ text-align:center;font-size: 18px;clear: both;padding-bottom: 12px;padding-top: 12px; }
.ad_660{width: 660px;}