body {
  font-family: Arial, sans-serif;
  background-color: #1e1e1e;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-container, .menu-container {
  background-color: #2e2e2e;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 0 15px rgba(0,0,0,0.5);
  width: 350px;
  text-align: center;
}

input[type="text"], input[type="password"], input[type="file"] {
  width: 80%;
  padding: 10px;
  margin: 10px 0;
  border-radius: 5px;
  border: none;
}

button {
  padding: 10px 20px;
  margin: 10px;
  border-radius: 5px;
  border: none;
  cursor: pointer;
  background-color: #ff6600;
  color: #fff;
  font-weight: bold;
}

button:hover {
  background-color: #e55b00;
}