style.css

caption {
  color: #777;
  margin-top: 10px;
}

p code {
  white-space: inherit;
}

pre {
  word-break: normal;
  word-wrap: normal;
}

pre code {
  white-space: inherit;
}

body {
  text-align: justify;
}

h1, h2 {
  text-align: left;
}

code, kbd, pre, samp {
  /* Harmonize styling */
  font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
}

kbd {
  margin: 0px 0.1em;
  padding: 0.1em 0.6em;
  border-radius: 3px;
  border: 1px solid rgb(204, 204, 204);
  color: rgb(51, 51, 51);
  font-size: 1.2rem;
  display: inline-block;
  box-shadow: 0px 1px 0px rgba(0,0,0,0.2), inset 0px 0px 0px 2px #ffffff;
  background-color: rgb(247, 247, 247);
  text-shadow: 0 1px 0 #fff;
}



.book .book-summary {
  width: 400px;
  position:absolute;
  top:0;
  left:-400px;
}

.book.with-summary .book-header.fixed {
    left: 400px;
}

.book.with-summary .book-body {
    left: 400px;
}