body {
      background-color: #212529;
      color: #fff;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
    }
    .login-form {
      width: 300px;
      background-color: #343a40;
      padding: 20px;
      border-radius: 5px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
      color: #fff;
    }
    label {
      color: #fff;
    }