circuitpython/supervisor/shared/web_workflow/static/style.css

body {
  max-width: 960px;
  margin: 20px auto;
  font-size: 18px;
  font-family: "Proxima Nova", Verdana, sans-serif;
  line-height: 20.7px;
}


/* for edit.html */
#code_textarea {
    width: 90%;
    height: 600px;
}

#output_text {
    margin: 0;
    font-size: 0.7em;
}