.boxt { width: 100%; }
        
    .boxt .box_tl { width: 12px; height: 12px;   background: url('../img/box_t/box_tl.png') no-repeat top left;  }
    .boxt .box_tr { width: 12px; height: 12px;   background: url('../img/box_t/box_tr.png') no-repeat top right; }
    .boxt .box_tc {              height: 12px;   background: url('../img/box_t/box_tc.png') repeat-x top center; }
    
    .boxt .box_bl { width: 12px; height: 12px;   background: url('../img/box_t/box_bl.png') no-repeat top left;  }
    .boxt .box_br { width: 12px; height: 12px;   background: url('../img/box_t/box_br.png') no-repeat top right; }
    .boxt .box_bc {              height: 12px;   background: url('../img/box_t/box_bc.png') repeat-x top center; }
    
    .boxt .box_ml { width: 12px;                 background: url('../img/box_t/box_ml.png') repeat-y top left;  }
    .boxt .box_mr { width: 12px;                 background: url('../img/box_t/box_mr.png') repeat-y top right; }
    
    .boxt .body {
        background: transparent url('../img/box_t/box_body.png');
        color: white;
    }