.add-button {
    position: absolute;
    top: 1px;
    left: 1px;
  }

.asbnw {
  width: 21cm;
  height: 29.7cm;
}

@media print {
  body{
      width: 21cm;
      height: 29.7cm;
      margin: 30mm 45mm 30mm 45mm; 
      /*30mm 45mm 30mm 45mm */
 }
 .add-button {
   display: none;
 } 
}