img[src='assets/hermes.png'] {
  width: 50px;
  height: 50px;
  margin-bottom: -13px;
}

.book .summary li b {
  display: none;
}

.book .book-summary ul.summary li a.gitbook-link {
  display: none;
}

.book .book-summary .summary .chapter .chapter .chapter a {
  font-weight: 300;
}
.summary .custom-link {
  display: none;
}
nav .summary .articles .chapter a {
  white-space: normal;
}