body {
  margin: 0;
  font-family: sans-serif;
  background: #111;
  color: #eee;
}
.site-header {
  background: #003366;
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.logo {
  height: 60px;
}
.navbar {
  position: relative;
}
.hamburger {
  display: none;
  font-size: 1.5rem;
  color: white;
  cursor: pointer;
}
.nav-links {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links li a {
  color: #00cc66;
  text-decoration: none;
  padding: 0.5rem;
}
.splash {
  position: relative;
  height: 100vh;
  overflow: hidden;
}
.splash-video {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  top: 0;
  left: 0;
  z-index: -1;
}
.splash h1 {
  text-align: center;
  padding-top: 40vh;
  font-size: 2rem;
  color: #fff;
  z-index: 2;
  position: relative;
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
    flex-direction: column;
    background: #003366;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
  }
  .nav-links.active {
    display: flex;
  }
  .hamburger {
    display: block;
  }
}