body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #0052cc, #0078d4);
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
}

.container {
  background-color: rgba(0, 0, 0, 0.25);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  max-width: 400px;
}

.logo {
  width: 120px;
  margin-bottom: 20px;
}

.button {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 20px;
  background-color: #ffffff;
  color: #0052cc;
  text-decoration: none;
  font-weight: bold;
  border-radius: 8px;
  transition: background 0.3s;
}

.button:hover {
  background-color: #e0e0e0;
}