*{ margin:0; padding:0; border:0;}
.fl{ float:left;}
.fr{ float:right;}
.bc{ margin-left:auto; margin-right:auto;}
.zoom{ overflow:hidden; zoom:1;}
.tc{ text-align:center;}
a{ text-decoration:none;}
a:hover{ text-decoration:underline;}
.f14{ font-size:14px;}
.f12{ font-size:12px;}
body{ font-family:"宋体";}
.t24{ text-indent:24px;}
.clear{ clear:both;}

/*----------宽度-----------*/
.w960{ width:960px;}
.w266{ width:266px;}
.w280{ width:280px;}
.w538{ width:538px;}
.w668{ width:668px;}
.w670{ width:670px;}

/*----------margin-----------*/
.mt6{ margin-top:6px;}
.mt15{ margin-top:15px;}
.ml15{ margin-left:15px;}

/*----------padding-----------*/
.pt15{ padding-top:15px;}
.pt25{ padding-top:25px;}