body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #000;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
  overflow: hidden;
  position: relative;
}

.background-icons {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.background-icons i {
  position: absolute;
  font-size: 40px;
  color: rgba(255, 255, 255, 0.03);
  animation: float 60s linear infinite;
}

@keyframes float {
  0% {
    transform: translateY(100vh);
  }
  100% {
    transform: translateY(-100vh);
  }
}

.container {
  padding: 2rem;
  background-color: rgba(0, 0, 0, 0.85);
  border-radius: 10px;
  border: 1px solid #444;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.1);
  z-index: 1;
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

p {
  font-size: 1.1rem;
  color: #ccc;
}

.button {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 1.5rem;
  background-color: #fff;
  color: #000;
  border: none;
  border-radius: 5px;
  font-weight: bold;
  text-decoration: none;
  transition: background 0.3s ease;
}

.button:hover {
  background-color: #ddd;
}

.footer {
  position: absolute;
  bottom: 10px;
  right: 20px;
  font-size: 0.9rem;
  color: #666;
  z-index: 1;
}