body {
  background: #111;
  color: #fff;
  font-family: Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
}

img {
  width: 90px;
  border-radius: 10px;
  margin-bottom: 16px;
}

h1 {
  margin: 0 0 30px 0;
  font-size: 24px;
}

form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 280px;
}

input[type="password"] {
  padding: 12px;
  font-size: 16px;
  border-radius: 8px;
  border: 1px solid #444;
  background: #222;
  color: #fff;
  outline: none;
}

input[type="password"]:focus {
  border-color: #007bff;
}

button {
  padding: 12px;
  font-size: 16px;
  border-radius: 8px;
  border: none;
  background: #007bff;
  color: #fff;
  cursor: pointer;
}

button:hover {
  background: #0069d9;
}

.error {
  color: #e74c3c;
  font-size: 14px;
  text-align: center;
  display: none;
}

.error.show {
  display: block;
}