.uk-navbar-container:not(.uk-navbar-transparent) {
  background-image: url("../images/backgroundmenu.png");
  background-size: cover;
  background-repeat: none;
  background-position: center;
}

@media only screen and (max-width: 960px) {
  h2 {
    font-size: 40px;
  }

  h3 {
    font-size: 20px;
  }
}