.gene_sequence {
  word-wrap: break-word;
  font-family: "Courier New", monospace;
  font-weight: bold;
}

div.settings {
  display:grid;
  grid-template-columns: max-content max-content;
  grid-gap: 2px;
}
div.settings label {
  text-align: right;
}

button.submit {
  margin-top: 3px;
}