body > .container {
  min-height: 400;
}

pre {
  border: 1px solid #ddd;
  padding: 0.5rem;
}

pre code {
  border: none;
  background-color: inherit;
}

code {
  background-color: #f7f9fa;
  color: #17a2b8;
  padding: 2px 4px;
}

.footer {
  border-top: 1px solid #E5E5E5;
  margin-top: 2rem;
  padding: 2rem;
}

.footer ul {
  list-style-type: none;
  padding: 0;
}

.footer ul li {
  display: inline;
  margin-right: 1rem;
}

.navbar {
  padding: 0 16px;
  margin-bottom: 2rem;
  background-color: #446;
}

.navbar .navbar-toggler {
  border: 0;
}

.navbar-expand-md .navbar-nav .nav-link {
  padding-left: 0.8rem;
  padding-right: 0.8rem;
}

.navbar .nav-link.active,
.navbar .nav-link.active:hover,
.navbar .nav-link.active:focus {
  background-color: rgba(0, 0, 0, 0.5);
}