.navbar-item img {
  max-height: none;
  height: 75px;
}

.navbar-item.is-active {
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  font-weight: bold;
}

#toTop {
  position: fixed;
  font-size: 40px;
  bottom: 20px;
  right: 20px;
  display: none;
}