.banner{height:433px; float:left; margin:0;}
.contant{  float:left; margin-top:32px; width:940px; clear:both;}

.column_1of3{width:300px; float:left; clear:right;}
.column_1of3 ul li{color:#272c5d; border-bottom:1px dotted #ccc; padding:2px 0px; line-height:22px;}
.column_1of3 ul li a{color:#272c5d; text-decoration:none;}
.column_1of3 ul li a:hover{color:#272c5d; text-decoration:none;}


.column_2of3{width:361px; float:left; clear:right; margin:0 20px;}
.column_2of3 ul{width:322px; height:100px; border:1px solid #ccc; margin-left:2px; margin-top:11px; padding:11px 0 0 32px; text-align:center; color:#4c4b4c;}
.column_2of3 ul li{line-height:25px; width:75px; float:left; clear:right;}
.column_2of3 ul li span{margin-left:15px;}

.column_3of3{width:239px;  float:left; clear:right;}
.column_3of3 ul li{float:left; clear:right;}

a{color:#333; text-decoration:none;}
a:hover{color:red; text-decoration:none;}