firefly-iii/resources/twig/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 aria-hidden="true">&times;</span><span class="sr-only">{{ 'close'|_ }}</span></button>
                <h4 class="modal-title" id="myModalLabel">Remove money from {{ piggyBank.name }}</h4>
            </div>

            <div class="modal-body">
                <p>
                    The maximum amount you can remove is {{ currentRelevantRepAmount(piggyBank)|formatAmount }}
                </p>
                <div class="input-group">
                    <div class="input-group-addon">{{ getCurrencySymbol()|raw }}</div>
                    <input step="any" class="form-control" id="amount" autocomplete="off" name="amount" max="{{ currentRelevantRepAmount(piggyBank)|round(2) }}" 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>