#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, .col_1_h, .col_2_text{ float:left;}

/*==============*/
.content .col_1_h{width:127px;}
.content .col_2_text{ width:574px;}
/*=========================*/