.navbar-mobile {
  position: fixed;
  right: -75%;
  top: 0;
  height: 100%;
  width: 75%;
  overflow: auto;
  background: #fff;
  z-index: 2;
  transition: 0.5s;
}

.navbar-mobile.is-active {
  right: 0;
}

.navbar .modal-background {
  position: fixed;
  transition: 0.5s;
}