body {
  scroll-behavior: smooth;
}
header {
  background: url("../background.jpg") no-repeat;
  color: white;
  text-align: center;
  padding: 8rem 1rem;
}
header h1 {
  font-size: 3rem;
  text-shadow: 2px 2px 6px rgba(0,0,0,0.7);
}
section {
  padding: 3rem 0;
}
footer {
  background-color: #0d6efd;
  color: white;
  padding: 2rem 0;
}
footer a {
  color: #fff;
  text-decoration: underline;
}