ipython_custom.css

.rendered_html ol {
  list-style:decimal;
  margin: 1em 2em;
}

div.text_cell_render {
  font-family: "Charis SIL", serif;
  font-size: 16pt;
  line-height: 145%;
  width: 105ex;
}

div.text_cell_render h1 {
  font-size: 20pt;
}

div.text_cell_render h2 {
  font-size: 18pt;
}

div.input_area {
  font-family: Consolas, monospace;
  font-size: 14pt;
}

div.output_area {
  font-family: Consolas, monospace;
  font-size: 14pt;
}