#mydiv {
  position: absolute;
  z-index: 9;
  text-align: center;
}

#mydivheader {
  cursor: move;
  z-index: 10;
  color: #fff;
}

#mydiv2 {
  position: absolute;
  z-index: 9;
  text-align: center;
}

#mydiv2header {
  cursor: move;
  z-index: 10;
  color: #fff;
}