body {
  font-family: Arial, Helvetica, sans-serif;
  padding: 40px 0px;
  background-color: lightgrey;
  display: flex;
  justify-content: center;
  margin: 0px;
}

main {
  border-radius: 20px;
  min-width: 250px;
  max-width: 600px;
  min-height: 700px;
  text-align: left;
  padding: 20px;
  background-color: white;
  box-shadow: 0px 0px 10px grey;
}

a {
  display: inline-block;
  text-align: center;
  border-radius: 16px;
  /*border: 1px solid black;*/
  margin: 5px;
  padding: 5px;
}

@media print {
    main {
      box-shadow: none;
      padding: 0px;
      margin: 0px;
    }
}

img {
  max-width: 100%;
}