body {
  background: #111;
  color: white;
  font-family: sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  padding: 0;
}

.login-box {
  background: #222;
  padding: 40px 64px;
  border-radius: 0;
  text-align: center;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

h2 {
  font-size: 2rem;
  margin-bottom: 30px;
}

input {
  padding: 20px;
  width: 100%;
  margin-bottom: 20px;
  border: none;
  border-radius: 8px;
  font-size: 1.3rem;
  box-sizing: border-box;
}

button {
  padding: 20px;
  width: 100%;
  font-size: 1.3rem;
  border: none;
  border-radius: 8px;
  background-color: #444;
  color: white;
  cursor: pointer;
}

button:hover {
  background-color: #555;
}

.error {
  color: red;
  margin-top: 16px;
  font-size: 1.1rem;
}