.pt_center {margin: 10px auto !important; clear: both !important;}
.pt_left {margin: 0 10px 10px 0 !important; float: left !important;}
.pt_right {margin: 0 0 10px 10px !important; float: right !important;}

.pt_468_60 {width: 468px !important; height: 60px !important;}
.pt_200_200 {width: 200px !important; height: 200px !important;}
.pt_250_250 {width: 250px !important; height: 250px !important;}
.pt_300_250 {width: 300px !important; height: 250px !important;}
.pt_336_280 {width: 336px !important; height: 280px !important;}
.pt_160_600 {width: 160px !important; height: 600px !important;}
.pt_300_600 {width: 300px !important; height: 600px !important;}
.pt_728_90 {width: 728px !important; height: 90px !important;}