@media (min-width: 15in) {
  #outside123
  {
    position: absolute;
    top: 1in;
    width: 10in;
    left: 50%;
    padding-bottom: 1in;	
    transform: translateX(-50%);
  }

  #main123
  {
    border: .15in solid;
    border-color: lightblue;
    padding: .05in; 
  }
}