body{
  font-family: Arial, sans-serif;
  background:#f5f5f5;
  text-align:center;
  margin:0;
  padding:20px;
}

h1{
  color:#e60000;
}

button{
  background:#e60000;
  color:#fff;
  border:none;
  padding:12px 24px;
  border-radius:6px;
}