custom.css

div#notebook{
  background-color: white;
}

#notebook-container{
  width: 99%;
}

div.code_cell{
  flex-direction: row;
}

div.text_cell{
  flex-direction: column;
}

div.input{
  flex-direction: column;
  padding: 0.2em;
  width: 60%;
}

div.input_prompt{
  text-align: left;
}

div.output_wrapper{
  margin-left: 2%;
  padding: 0.2em;
  width: 40%;
}

div.output_area{
  flex-direction: column;
  min-height: 5em;
  width: 100%;
}

div.output_prompt{
  text-align: left;
}

div.output_subarea{
  max-width: 100%;
}

.ouput{
  width: 100%;
}