body {
  margin-bottom: 4em;
}
footer > div {
  margin-bottom: 0.2em;
}

.breadcrumb {
  background-color: transparent;
  padding-left: 0em;
  margin-top: 0.5em;
  margin-bottom: 0.5em;
}

nav.toc {
  float: right;
  border: 1px solid;
  padding-top: 1em;
  padding-left: 2em;
  padding-right: 2em;
  background-color: #eee;
  display: block;
}