h1,h2,h3 {
  font-weight: bold;
  text-align: center;
  margin: 0;
}
body {
  background-color: #000000;
  margin: 150;
  margin-top: 50;
  margin-bottom: 70;
  color:white;
  font-family:Arial,sans-serif;
  font-size:14px;
}
a {
  color: inherit;
}