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

/*=========page_1===========*/
#page_1 .col_1{width:224px;}
#page_1 .mid{width:10px;}
#page_1 .col_2{width:251px;}
#page_1 .mid_2{width:4px;}
#page_1 .col_3{width:251px;}
/*========//page_1===========*/

/*=========page_2===========*/
#page_2 .col_1{width:224px;}
#page_2 .mid{width:10px;}
#page_2 .col_2{width:506px;}
/*========//page_2===========*/