body {
  background-color: #000;
  color: #fff;
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  text-align: center;
}

h1 {
  color: #00ffff;
  text-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff, 0 0 30px #00ffff;
  animation: neon-title 2s ease infinite alternate;
}

@keyframes neon-title {
  from {
    text-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff, 0 0 30px #00ffff;
  }

  to {
    text-shadow: 0 0 20px #00ffff, 0 0 30px #00ffff, 0 0 40px #00ffff;
  }
}

a {
  color: #00ffff;
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: #ff00ff;
}
header {
  background-color: #1a1a1a;
  padding: 20px;
  box-shadow: 0 0 10px rgba(0, 255, 234, 0.5);
  position: relative;
}

header h1 {
  margin: 0;
  font-size: 48px;
  text-align: center;
  font-family: "Orbitron", sans-serif;
  text-transform: uppercase;
  color: #00ffea;
  text-shadow: 0 0 5px rgba(0, 255, 234, 0.8);
  animation: text-blink 2s infinite; 
}

@keyframes text-blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0.5;
  }
}

header nav ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: center;
  gap: 20px;
}

header nav ul li a {
  text-decoration: none;
  color: #00ffea;
  font-size: 18px;
  transition: color 0.3s ease;
}

header nav ul li a:hover {
  color: #ff00ff;
}