:root {
  --form-option-background: #17110e;
  --form-option-foreground: #f4efe9;
}

/* Native option popups must share the form's dark color scheme. */
form select {
  color-scheme: dark;
}

form select option,
form select optgroup {
  background-color: var(--form-option-background);
  color: var(--form-option-foreground);
}