body {
  background: radial-gradient(circle at top, #001, #000);
  color: #00ffff;
  font-family: "Verdana", "Arial", sans-serif;
  margin: 0;
  padding: 0;
}

#container {
  width: 760px;
  margin: auto;
  border: 2px solid #00ffff;
  box-shadow: 0 0 15px #00ffff;
  background-color: #000;
}

marquee {
  background: #000;
  color: #ff00ff;
  padding: 6px;
  font-weight: bold;
  border-bottom: 1px solid #00ffff;
}

header {
  text-align: center;
  padding: 20px;
}

header h1 {
  font-size: 42px;
  color: #00ffff;
  text-shadow: 0 0 8px #00ffff;
}

.subtitle {
  color: #ff00ff;
  font-size: 14px;
}

nav {
  text-align: center;
  padding: 10px;
  background: #020020;
  border-top: 1px solid #00ffff;
  border-bottom: 1px solid #00ffff;
}

nav a {
  color: #00ffff;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  color: #ff00ff;
  text-shadow: 0 0 5px #ff00ff;
}

main {
  padding: 20px;
  text-align: center;
}

h2 {
  color: #ff00ff;
  text-shadow: 0 0 5px #ff00ff;
}

footer {
  text-align: center;
  font-size: 12px;
  padding: 10px;
  border-top: 1px solid #00ffff;
  color: #888;
}