/* Remove extra space for nav bar that is empty */
.nav,
.nav > .container {
  min-height: 0px;
}

/* Remove extra spacing between headings. */
.content h1:not(:first-child),
.content h2:not(:first-child),
.content h3:not(:first-child),
.content h4:not(:first-child),
.content h5:not(:first-child),
.content h6:not(:first-child),
article + article {
  margin-top: 30px;
}