nav {
  position: fixed;
  top: 0; right: 0;
  width: 385px; height: 50px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  z-index: 3;
}

nav a {
  position: relative;
  display: inline-block;
  font-size: 1rem;
  color: white;
  text-decoration: none;
  padding: 0 23px;
  font-family: Manro;
}

nav span {
  position: absolute;
  top: 0; left: 0;
  width: 95px; height: 2px;
  background: white;
  border-radius: 10px;
  transition: 0.5s;
}

@media (max-aspect-ratio: 1/1) {
  nav a { font-size: 1.5rem; }
  nav   { width:     498px;  }
}