html {
  scroll-behavior: smooth;
}
h1:before {
    height: 1px;
    content: "";
    display:block;
}
#feature:before {
    height: 54px;
    content: "";
    display:block;
}

#projects:before {
    height: 54px;
    content: "";
    display:block;
}
#learn:before {
    height: 54px;
    content: "";
    display:block;
}

nav ul {
  list-style: none;
  margin: 10;
  padding: 0;
}
/* Only stick if you can fit */
@media (min-height: 300px) {
  nav ul {
    position: sticky;
    top: 0;
  }
}
nav ul li a {
  display: block;
  padding: 0.5rem 1rem;
  color: white;
  text-decoration: none;
}
nav ul li a.current {
  background: black;
}
section {
  padding: 2rem;
  margin: 0 0 2rem 0;
}