.site_center {text-align:center;}
.main {margin:0 auto; width:780px; text-align:left;}
.col_1, .col_2, .col_3, .col_box_1, .col_box_2, .col_box_3{ float:left;}
#page1 .content .col_1{width:409px;}
#page1 .content .col_2{width:270px;}
#page2 .content .col_1{width:196px;}
#page2 .content .col_2{width:404px; margin:0 0 0 71px;}
#page3 .content .col_1{width:409px;}
#page3 .content .col_2{width:260px;}
#page4 .content .col_1{width:409px;}
#page4 .content .col_2{width:262px;}
#page5 .content .col_1{width:196px;}
#page5 .content .col_2{width:407px; margin:0 0 0 71px;}
#page6 .content .col_1{width:196px;}
#page6 .content .col_2{width:410px; margin:0 0 0 71px;}