/* Skip link: hidden until focused */
.skip-link {
  position: absolute;
  top: -40px;
  left: 10px;
  background: #000;
  color: #fff;
  padding: 8px 12px;
  z-index: 1100;
}
.skip-link:focus {
  top: 10px;
}

/* Sticky nav bar */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.35);
  padding: 10px 0;
  text-align: center;
}
.site-nav a {
  color: #fff;
  margin: 0 14px;
  text-decoration: underline;
  font-weight: 600;
}
.site-nav a:hover,
.site-nav a:focus {
  text-decoration: none;
}