chromium/chrome/browser/resources/print_preview/ui/settings_select.html

<style include="print-preview-shared md-select">
  select.md-select {
    margin: 2px;
    --md-select-width: calc(100% - 4px);
  }
</style>
<select class="md-select" disabled$="[[disabled]]"
    aria-label$="[[ariaLabel]]" value="{{selectedValue::change}}">
  <template is="dom-repeat" items="[[capability.option]]">
    <option selected="[[isSelected_(item, selectedValue)]]"
        value="[[getValue_(item)]]">
      [[getDisplayName_(item)]]
    </option>
  </template>
</select>