<div class="modal-header">
    <h3 class="modal-title">Ingrese Efectivo</h3>
</div>
<div class="modal-body" id="modal-body">
    <form name="formEfectivo">
        <div class="input-group">
            <div class="input-group-prepend">
                <div class="input-group-text form-control form-control-sm">$</div>
            </div>
            <input
                teclado-virtual
                foca-tipo-input
                id="importe"
                ng-model="efectivo"
                foca-focus="true"
                class="form-control form-control-sm"
                placeholder="Ingrese monto"
                ng-keypress="aceptar($event.keyCode)"
            >
        </div>
    </form>
</div>
<div class="modal-footer">
    <button
        class="btn btn-primary"
        type="button"
        ng-click="aceptar(13)"
        ng-disabled="!formEfectivo.$valid"
    >Aceptar</button>
    <button class="btn btn-secondary" type="button" ng-click="cancel()">Cancelar</button>
</div>