.menu {
  display: none;
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu.show {
  display: block;
}

.icon {
  font-size: 30px;
  background: none;
}

.navbar-brand img {
  height: 60px;   /* was 40px */
  width: auto;
  margin-right: 10px;
}

.nav-link {
  font-size: 20px;      /* grotere tekst */
  padding-left: 15px;   /* optioneel: meer ruimte */
  padding-right: 15px;
}