.sidebar {
  display: flex;
  flex-direction: column;
}

.hqs-logo {
  padding: 10px 10px 0px 10px;
  flex-shrink: 0;
}

.hqs-logo img {
  width: 18rem;
  max-width: 100%;
}

.sidebar .sidebar-scrollbox {
  padding-top: 0px;
  position: static;  /* overwrite mdbook default */
  flex-shrink: 1;
}

.sidebar .sidebar-scrollbox ol {
  margin-top: 0rem;
}

/* Make enough space above the first element when it is not a headline. */
.chapter li.chapter-item:first-child:not(.affix) {
  margin-top: 20px;
}