body {
  display:flex;
  flex-direction: column;
  justify-content: center;
  background-color: ivory;
}
#main {
  display:flex;
  flex-direction: column;
  align-items: center;
}
#title {
  height:8vmin;
}
#peter {
  height:30vmin;
  padding:1vmin;
  border:.8vmin groove gold;
  background-color:lightcyan;
}
#button {
  text-decoration:none;
  font-size:4vmin;
  font-family: sans-serif;
  color:blue;
  background-color:wheat;
  padding:1.5vmin 2.5vmin 1.1vmin 2.5vmin;
  border:.8vmin outset wheat;
}
#title, #button {
  margin-top: 5vmin;
}
#peter {
  margin-top: 3vmin;
}
#peter, #button {
  box-shadow: 2vmin 2vmin 5vmin grey;
}