@media (max-width: 767.98px) {
  .navbar-nav {
    width: 100%;
    text-align: center;
  }
  .navbar-nav .nav-item {
    flex: 1;
  }
}

body {
  background-color: #212121;
  color: white;
  font-family: 'Segoe UI', sans-serif;
}

body.light-mode {
  background-color: #f8f9fa;
  color: #212121;
}

.form-login {
  background-color: #343a40;
  padding: 30px;
  border-radius: 10px;
  max-width: 500px;
  margin: 0 auto;
  color: white;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

body.light-mode .form-login {
  background-color: white;
  color: #212121;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.form-login h2 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 10px;
}

.logo {
  height: 60px;
  width: 60px;
}

.btn-outline-light {
  border-color: white;
  color: white;
}

body.light-mode .btn-outline-light {
  border-color: #212121;
  color: #212121;
}