body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #4facfe, #00f2fe);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 2s ease-in;
}

.hero {
  background-color: white;
  padding: 40px;
  border-radius: 15px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  text-align: center;
  transform: scale(0.9);
  animation: popUp 0.6s ease forwards;
}

button {
  padding: 10px 25px;
  margin-top: 20px;
  border: none;
  border-radius: 8px;
  background-color: #4facfe;
  color: white;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #00c6ff;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes popUp {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}