* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', sans-serif;
}

body {
  background-color: #111;
  color: #f1f1f1;
  line-height: 1.6;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 20px;
}

header h1 {
  font-size: 2em;
  color: #00ffae;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

nav a {
  padding: 10px 15px;
  background: #222;
  border-radius: 5px;
  text-decoration: none;
  color: #00ffae;
  border: 1px solid #00ffae;
  transition: background 0.3s;
}

nav a:hover {
  background: #00ffae;
  color: #111;
}

section {
  margin-bottom: 40px;
}

h2 {
  margin-bottom: 10px;
  color: #00ffae;
  border-bottom: 1px solid #00ffae;
  padding-bottom: 5px;
}

ul {
  list-style: none;
  padding-left: 10px;
}

ul li {
  margin: 8px 0;
  padding-left: 10px;
  position: relative;
}

ul li::before {
  content: "•";
  color: #00ffae;
  position: absolute;
  left: 0;
}

footer {
  text-align: center;
  margin-top: 40px;
  font-size: 0.9em;
  color: #666;
}