body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td{margin:0;padding:0;}
body{font-family: Arial;}
table{border-collapse:collapse;border-spacing:0;}
fieldset,img{border:0}
ol,ul{list-style:none}
a{text-decoration:none;} 

/*文字排版*/
.f12{font-size:12px}
.f13{font-size:13px}
.f14{font-size:14px}
.f16{font-size:16px}
.f18{font-size:18px}
.f22{font-size:22px}
.f24{font-size:24px}
.f46{font-size:46px}
.f120{font-size:120px}
.fb{font-weight:bold}
.fn{font-weight:normal}
.t2{text-indent:2px}
.lh20{line-height:20px}
.lh25{line-height:25px}
.lh30{line-height:30px}
.unl{text-decoration:underline}
.no_unl{text-decoration:none}

/*定位*/
.tl{text-align:left}
.tc{text-align:center}
.tr{text-align:right}
.vt{vertical-align:top}
.vm{vertical-align:middle}
.vb{vertical-align:bottom}
.fl{float:left;display:inline}
.fr{float:right;display:inline}
.clearfix:after{
	content: ".";
	display: block;
	clear: both;
	visibility: hidden;
	height: 0;	
	}
.clearfix{zoom:1}	

/*边距*/
.m0a{margin:0 auto}
.ml20{margin-left:20px}

/*宽高*/
.wohp{width:100%}
.w552{width:552px;}
.w721{width:721px;}
.w920{width:920px;}
.w1050{width:1050px;}
/*颜色*/