body{font:normal 12px Tahoma,宋体;}
body,header,footer,nav,ul,span,ol,li,table,tr,td,dl,dd,dt,form,input,h1,p {margin:0px;padding:0px;}
a{color:#333333;text-decoration: none;}    
#container a:hover {color:orangered;} 		
a img{border:0px;}	
li{list-style:none;}
/* input{border:1px #333333 solid;height:18px;width:130px;} */
.f_l{ float:left;}
.f_r{ float: right;}
/* 单独设计的外边距 */
.mar {
    margin-right: 12px;
} 
.mar_bottom{margin-bottom: 12px;}