/* Preview: a tighter header, including the expanded navigation rail. */
#app > .topbar { height: 64px; }
#app .brand { width: 139px; }
#app .site-rail .rail-head { height: 64px; }

@media (max-width: 700px) {
  #app > .topbar { height: 54px; }
  #app .brand { width: 117px; }
  #app .site-rail .rail-head { height: 54px; }
}