btcpayserver/BTCPayServer/Views/Authorization/Authorize.cshtml

@model BTCPayServer.Models.Authorization.AuthorizeViewModel
<form method="post">
    <input type="hidden" name="request_id" value="@Model.RequestId"/>
    <section>
        <div class="container">
            <div class="row">
                <div class="col-lg-12 text-center">
                    <h2 class="section-heading">Authorization Request</h2>
                    <hr class="primary">
                    <p>@Model.ApplicationName is requesting access to your account.</p>
                </div>
            </div>
            <div class="row">
                <div class="col-lg-12 text-center">
                    <div class="btn-group">
                        <button class="btn btn-lg btn-success" name="consent" id="consent-yes" type="submit" value="Yes">Authorize app</button>
                        <button type="button" class="btn btn-primary dropdown-toggle dropdown-toggle-split" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
                            <span class="sr-only">Toggle Dropdown</span>
                        </button>
                        <div class="dropdown-menu">
                            <button class="dropdown-item" name="consent" id="consent-yes-temporary" type="submit" value="YesTemporary">Authorize app until session ends</button>
                        </div>
                    </div>
                    <button class="btn btn-lg btn-secondary" id="consent-no" name="consent" type="submit" value="No">Cancel</button>

                </div>
            </div>
        </div>
    </section>
</form>