#main {margin:0 auto; width:766px;}

#header_menu{height:64px}
#header_logo{height:89px}
#header_form{height:144px}

.col_1, .col_2, .col_3, .col_4, .col_box_1, .col_box_2{ float:left;}

/*======= index.html =======*/
#page1 #content .row_bottom .col_1{width:485px;}
#page1 #content .row_bottom .col_2{width:231px;}
/*=========================*/

/*======= index-1.html =======*/
#page2 #content .row_bottom .col_1{width:385px;}
#page2 #content .row_bottom .col_2{width:340px;}
/*=========================*/

/*======= index-1.html =======*/
#page3 #content .row_bottom .col_1{width:714px;}
/*=========================*/