body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #fff;
  overflow: hidden;
  background-color: #000; 
  text-align: center;
}

h1 {
  margin-top: 50px;
  font-size: 3em;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

p {
  font-size: 1.2em;
  margin: 20px 0;
}

button {
  margin: 20px;
  padding: 12px 24px;
  font-size: 1em;
  color: #fff;
  background-color: #4060ff;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s, transform 0.3s;
}

button:hover {
  background-color: #3d1ee9;
  transform: translateY(-2px);
}

.video-container {
  display: none;
  text-align: center;
  margin-top: 20px;
}

.stars {
  width: 100%;
  height: 100vh;
  background: transparent;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  overflow: hidden;
}

.star {
  position: absolute;
  width: 2px;
  height: 2px;
  background: white;
  border-radius: 50%;
  animation: fall 5s linear infinite;
}

@keyframes fall {
  0% {
    transform: translateY(-100vh);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh);
    opacity: 0;
  }
}