body{
  margin: 0%;
  padding: 0%;
  font-family: Arial, Helvetica, sans-serif;
  color: white;
}

h1{
  text-align: center;
}

button{
  position: absolute;
  top: 50%;
  right: 50%;
  transform: translate(50% , -50%);
  font-size: 1.5em;
  border: 2px solid red;
  width: 200px;
  height: 70px;
  border-radius: 45px;
  background: none;
  color: red;
  cursor: pointer;
}

button#btn {
  border: 2px solid blue;
  color: blue;
}