.auth-card {
  width: min(100%, 430px);
}

.login-logo {
  display: block;
  width: min(100%, 280px);
  margin: 0 auto 28px;
  border: 0;
  box-shadow: none;
  background: transparent;
}

/* Botao do login no mesmo tom do fundo/logo (vermelho Gigatec) */
.auth-card button[type="submit"] {
  background: #bd1f33;
}
.auth-card button[type="submit"]:hover {
  background: #a5192b;
}