body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #0f0f0f, #1a1a1a);
  color: #ffffff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.container {
  text-align: center;
}
h1 {
  font-size: 3em;
  color: #00ffff;
  text-shadow: 0 0 15px #00ffff;
  margin-bottom: 40px;
}
.menu-list {
  list-style: none;
  padding: 0;
}
.menu-list li {
  margin: 20px 0;
}
.menu-list a {
  text-decoration: none;
  font-size: 1.5em;
  color: #00ffff;
  padding: 12px 30px;
  border: 2px solid #00ffff;
  border-radius: 10px;
  transition: 0.3s;
  display: inline-block;
  box-shadow: 0 0 10px #00ffff;
}
.menu-list a:hover {
  background: #00ffff;
  color: #000;
  box-shadow: 0 0 20px #00ffff, 0 0 40px #00ffff;
}