body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background-color: #0b0b0b;
  color: #e0e0e0;
}
.hero {
  position: relative;
  text-align: center;
  color: white;
}
.hero-img {
  width: 100%;
  height: auto;
  opacity: 0.25;
}
.hero-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.hero h1 {
  font-size: 3em;
  letter-spacing: 2px;
  color: #d4af37;
}
.hero .btn {
  display: inline-block;
  margin-top: 1em;
  padding: 0.75em 2em;
  border: 2px solid #d4af37;
  background: transparent;
  color: #d4af37;
  text-decoration: none;
  border-radius: 4px;
}
nav {
  background-color: #111;
  text-align: center;
  padding: 1em;
}
nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
nav ul li {
  display: inline;
  margin: 0 1em;
}
nav ul li a {
  color: #d4af37;
  text-decoration: none;
}
main {
  padding: 2em;
}
h2 {
  color: #d4af37;
}
ul {
  list-style: square;
  padding-left: 1.5em;
}
.section-img {
  width: 100%;
  max-width: 800px;
  margin: 1em 0;
  display: block;
}
footer {
  background-color: #111;
  text-align: center;
  padding: 1em;
  color: #aaa;
}
@media (max-width: 768px) {
  .hero-text h1 {
    font-size: 2em;
  }
  .hero .btn {
    padding: 0.5em 1.2em;
  }
  main {
    padding: 1em;
  }
}