  position: relative;
}

#main img {
  max-width: 100%;
  object-fit: cover;
}

details {
  position: relative;
}

details > article {
  margin-left: 1rem;
  border-left-color: lightgray;
  border-left-style: solid;
  border-left-width: 1px;
  box-sizing: boder-box;
  padding-left: 1rem;
}

h1, h2, h3, h4, p, details, pre, summary {
  margin-bottom: 1rem;
}

pre code {
  background-color: #282828;
  color: #fbf1c7;
  display: block;
  padding: 1rem;
  box-sizing: border-box;
  max-width: 100%;
  white-space