#box1, #videobox, #con2, #qr, #zz, #wenzi { display: none; }

#navback { display: inline; }

#con1 { display: block; float: none; width: 922px; margin: 0px auto 20px auto; }

#con3 { display: block; float: none; width: 922px; margin: 0px auto; }

#con_text { max-height: none; width: 922px; height: auto; }