body {
  height: 500px;
  padding: 500px;
  margin:0px;
  background-color: mistyrose;
}
h1{
  font-size: 20px;
  font-family: monospace;
  text-align: center;
}
button { 
background-color: hotpink;
  color: yellow;
  font-family: monospace;
}