body {
  margin: 0;
  font-family: 'Microsoft YaHei', sans-serif;
  background: linear-gradient(#1e1e2f, #12121c);
  color: #f0f0f0;
  line-height: 1.8;
}

a {
  color: #ffd700;
  text-decoration: none;
}

.site-header {
  background: #0a0a12;
  padding: 20px;
  text-align: center;
  border-bottom: 2px solid #ffd700;
}

.site-header h1 {
  margin: 0;
  font-size: 2.5em;
  color: #ffcc00;
  text-shadow: 2px 2px 5px #000;
}

nav ul {
  list-style: none;
  padding: 0;
  margin-top: 15px;
}

nav ul li {
  display: inline-block;
  margin: 0 15px;
}

nav ul li a {
  font-size: 1.1em;
  padding: 6px 12px;
  border: 1px solid #ffd700;
  border-radius: 6px;
  transition: all 0.3s ease;
}

nav ul li a:hover {
  background: #ffd700;
  color: #000;
}

.banner {
  background: url('banner.jpg') no-repeat center center;
  background-size: cover;
  padding: 80px 20px;
  text-align: center;
  color: #fff;
  box-shadow: inset 0 0 80px #000;
}

.banner h2 {
  font-size: 3em;
  margin-bottom: 20px;
}

.banner p {
  font-size: 1.2em;
}

.content {
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 20px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 8px;
}

.content h2 {
  color: #ffcc00;
  border-bottom: 1px solid #555;
  padding-bottom: 10px;
  margin-top: 30px;
}

.content ul {
  padding-left: 20px;
}

.site-footer {
  background: #0a0a12;
  text-align: center;
  padding: 20px;
  border-top: 2px solid #ffd700;
  margin-top: 40px;
}