body {
  position: relative;
  padding-top: 50px;
  padding-bottom: 20px;
}

.navbar-brand {
  line-height: 19px;
}

.page-header {
  margin-top: 30px;
}

.breadcrumb {
  margin-top: 20px;
}

.preamble {
  margin-top: 30px;
}

.content h2:first-of-type {
  margin-top: 0px;
}

.half-rule {
  width: 100px;
  margin: 30px auto 50px;
}

.nobr {
  white-space: nowrap;
}

.fa {
  margin-right: 0.5em;
}

.checklist {
  padding: 0;
  list-style: none;
}

/* footer */

.footer {
  margin-top: 30px;
  padding-top: 16px;
  color: #777;
  border-top: 1px solid #ecf0f1;
  text-align: center;
}

.footer p {
  margin: 0; 
}

/* code */

code {
  padding: 0 2px 0 2px;
  font-size: inherit ;
  /* color: #333; */
  color: inherit;
  white-space: nowrap;
  background-color: transparent;
  border-radius: 0px;
}

pre {
  border: 1px solid #ecf0f1; 
  /*font-size: 85%; */
  color: #333;
  line-height: 1.2;
  background-color: transparent;
}

/* blockquote */
blockquote p {
  font-size: inherit;
  line-height: inherit;
}

/* toc */

.toc {
    line-height: normal;
}

.toc ul  {
  padding-left: 0;
  font-size: 90%;
  list-style: none;
}

.toc ul li {
  padding-top: 3px;
}

.toc ul ul {
  padding-left: 10px;
  font-size: 95%;
}

/* heading scrolling */

h2[id]:before, 
h3[id]:before{
  content: "";
  display: block;
  height: 70px;
  margin-top:-70px;
}


/* affix hacks from boostrap 3.0 docs */

.sidebar.affix {
  position: static;
}

@media (min-width: 992px) {
  /* Widen the fixed sidebar */
  .sidebar.affix,
  .sidebar.affix-bottom {
    width: 213px;
  } 
  .sidebar.affix {
    position: fixed; /* Undo the static from mobile first approach */
    top: 80px;
  }
  .sidebar.affix-bottom {
    position: absolute; /* Undo the static from mobile first approach */
  }
}

@media (min-width: 1200px) {
  /* Widen the fixed sidebar again */
  .sidebar.affix,
  .sidebar.affix-bottom {
    width: 263px;
  }
}