.login-card{
  width: 350px;
}

.mmc-logo {
  width: 300px;
}

@media (max-width: 480px) {
  .login-card {
    width: min(350px, calc(100vw - 48px));
  }

  .mmc-logo {
    width: min(260px, calc(100vw - 80px));
  }
}