.main { width:1000px;}
.site_center {text-align:center;}
.site_center_1 {margin:0 auto; text-align:left;}


.col_1, .col_2, .col_3, .col_box_1, .col_box_2{ float:left;}

#page1 .content .col_1{width:257px; margin-right:-257px;}
#page1 .content .col_2{width:70%;}
#page1 .content .col_3{width:29%;}