html {
  font-family: "Vollkorn", serif;
}

a.closeMenu {
  float: right;
  display: none;
}

#menu:target nav {
  display: block;
}

#menu:target a.openMenu {
  display: none;
}

a.openMenu {
  float: right;
}

#menu:target a.closeMenu {
  display: block;
}

nav {
  background-color: red;
  display: none;
}