RemixIconEx.Document.book_read

You're seeing just the function book_read, go back to RemixIconEx.Document module for more information.
Link to this function

book_read(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Document.book_read()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M2 3.993A1 1 0 0 1 2.992 3h18.016c.548 0 .992.445.992.993v16.014a1 1 0 0 1-.992.993H2.992A.993.993 0 0 1 2 20.007V3.993zM11 5H4v14h7V5zm2 0v14h7V5h-7zm1 2h5v2h-5V7zm0 3h5v2h-5v-2z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}