body {
  margin: 0;
  padding: 0;
  height: 100vh;
  background: linear-gradient(135deg, #667eea, #764ba2);
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #fff;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

form {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.1);
  padding: 30px 40px;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  width: 300px;
}

form input[type="text"],
form input[type="password"] {
  width: 100%;
  padding: 12px;
  margin-top: 5px;
  margin-bottom: 15px;
  border: none;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 16px;
  outline: none;
}

form input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

form input[type="submit"] {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: 10px;
  background-color: #6a82fb;
  color: white;
  font-weight: bold;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.3s ease;
}

form input[type="submit"]:hover {
  background-color: #5a72e0;
}

form {
  text-align: left;
}

.login-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.error-message {
  background: rgba(255, 0, 0, 0.2);
  color: #fff;
  padding: 10px 20px;
  margin-bottom: 20px;
  border-radius: 10px;
  text-align: center;
  font-weight: bold;
}