#subscribebox {
  width: 680px !important;
  margin: 0 auto !important;
  display: block !important;
}
#subscribebox input[type="text"] {
  margin: 0 0 0 -258px !important;
  width: 258px !important;
}
#subscribebox input[type="submit"] {
  width: 80px !important;
  margin: -50px -100px 0 0 !important;
}
#subscribebox p {
  left: 0 !important;
  float: right; !important;
}