chromium/chrome/browser/resources/settings/privacy_page/secure_dns_dialog.html

<style include="settings-shared">
  #secureDnsDialogDescription {
    padding-top: 10px;
  }

  cr-dialog::part(dialog) {
    width: 370px;
  }
</style>

<cr-dialog id="dialog" show-on-attach>
  <div slot="title">
    $i18n{secureDnsDialogTitle}
  </div>
  <div slot="body">
    <div id="secureDnsDialogDescription">
      $i18n{secureDnsDialogBody}
    </div>
  </div>
  <div slot="button-container">
    <cr-button id="cancelButton" class="cancel-button"
        on-click="onCancelButtonClicked_">
      $i18n{secureDnsDialogCancel}
    </cr-button>
    <cr-button id="disableButton" class="action-button"
        on-click="onDisableClicked_">
      $i18n{secureDnsDialogTurnOff}
    </cr-button>
  </div>
</cr-dialog>