firefly-iii/resources/views/v1/piggy-banks/remove.twig

<div class="modal-dialog">
    <div class="modal-content">
        <form style="display: inline;" id="remove" action="{{ route('piggy-banks.remove', piggyBank.id) }}" method="POST">
            <input type="hidden" name="_token" value="{{ csrf_token() }}"/>

            <div class="modal-header">
                <button type="button" class="close" data-dismiss="modal"><span>&times;</span><span class="sr-only">{{ 'close'|_ }}</span>
                </button>
                <h4 class="modal-title">{{ trans('firefly.remove_money_from_piggy_title', {name: piggyBank.name}) }}</h4>
            </div>

            <div class="modal-body">
                <p>
                    {{ 'max_amount_remove'|_ }}: {{ formatAmountByCurrency(currency, repetition.currentamount) }}.
                </p>

                <div class="input-group">
                    <div class="input-group-addon">{{ currency.symbol|raw }}</div>
                    <input step="any" class="form-control" id="amount" autocomplete="off" name="amount" max="{{ repetition.currentamount }}"
                           type="number">
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-default" data-dismiss="modal">{{ 'close'|_ }}</button>
                <button type="submit" class="btn btn-primary">{{ 'remove'|_ }}</button>
            </div>
        </form>
    </div>

</div>