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

.mid img{height:645px;}

/*=========page_1===========*/
#page_1 .col_1{width:36%;}
#page_1 .mid{width:4%;}
#page_1 .col_2{width:59%;}
/*========//page_1===========*/

/*=========page_2===========*/
#page_2 .col_1{width:38%;}
#page_2 .mid{width:2%;}
#page_2 .col_2{width:57%;}
/*========//page_2===========*/

/*=========page_3===========*/
#page_3 .col_1{width:36%;}
#page_3 .mid{width:4%;}
#page_3 .col_2{width:59%;}
/*========//page_3===========*/

/*=========page_4===========*/
#page_4 .col_1{width:38%;}
#page_4 .mid{width:4%;}
#page_4 .col_2{width:57%;}
/*========//page_4===========*/

/*=========page_5===========*/
#page_5 .col_1{width:36%;}
#page_5 .mid{width:4%;}
#page_5 .col_2{width:59%;}
/*========//page_5===========*/