#site_center {text-align:center;}
#main {margin:0 auto; width:880px; text-align:left;}


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

#content .row_1 {width:880px}
#content .row_2 {width:880px}
#content .row_3 {width:880px}

/*======= index.html =======*/
#page1 #content .row_2 .col_1 {width:246px;}
#page1 #content .row_2 .col_2 {width:223px;}
#page1 #content .row_2 .col_3 {width:245px;}
/*=========================*/

/*======= index-1.html =======*/
#page2 #content .row_2 .col_1 {width:302px;}
#page2 #content .row_2 .col_2 {width:462px;}
/*=========================*/

/*======= index-2.html =======*/
#page3 #content .row_2 .col_1 {width:502px;}
#page3 #content .row_2 .col_2 {width:262px;}
/*=========================*/

/*======= index-4.html =======*/
#page5 #content .row_2 .col_1 {width:502px;}
#page5 #content .row_2 .col_2 {width:262px;}
/*=========================*/

/*======= index-5.html =======*/
#page6 #content .row_2 .col_1 {width:302px;}
#page6 #content .row_2 .col_2 {width:462px;}
/*=========================*/