body {
    background-color: #000000;
  }

.login-form {
  background: #ffffff;
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

.btn-primary {
  background-color: #000000;
  color: white;
}

.btn {
  background-color: #000000 !important;
  color: white !important;
}

.btn:focus:not(:focus-visible) {
  box-shadow: none !important;
}

.btn-a {
  color: white;
}

.invalid-feedback {
  display: none;
}

.is-invalid + .invalid-feedback {
  display: block;
}