body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #222;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
  background: linear-gradient(-45deg, #f1c40f, #f39c12, #222, #444);
  background-size: 400% 400%;
  animation: gradientMove 15s ease infinite;
}

@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.container {
  max-width: 600px;
  padding: 30px;
  background-color: rgba(255,255,255,0.9);
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  animation: fadeIn 2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.logo img {
  width: 200px;
  margin-bottom: 20px;
}

h1 {
  font-size: 2.2em;
  margin-bottom: 15px;
  color: #e67e22;
}

.message {
  font-size: 1.2em;
  line-height: 1.6;
  color: #333;
}