body {
  text-align: center;
  background-color: black; 
}

#backtohome {
  margin: 20px;
  color: whitesmoke;
  background-color: #477dff;
  font-size: 14px;
  padding: 1.2rem;
  border-radius: 15px;
  cursor: pointer;
}

#backtohome:hover {
  background-color: #477daa;
}