@media screen and (min-width:1300px) {
  #sit  {
    display: block;
    margin-left: 10.5% !important;
  }
}

#sit{
  display: block !important;
  float: left !important;
}

.con_right {
  float: left;
  margin-left: 50px;
  margin-top:40px;
}

#sit_ov_wrap,
#sit_inf{
  min-width: 700px;
}