bootstrapstuff.html

            <div class="row">
                <div class="form-row">
                    <div class="col-12 col-sm-8">
                        <div class="input-group">
                            <div class="input-group-prepend">
                                <span class="input-group-text" id="basic-addon1">&euro;</span>
                            </div>
                            <input type="number" min="0" step=".01" name="sendprice" class="form-control"
                                placeholder="Verzendkosten" pattern="[0-9]" required>
                            <span class="input-group-btn" style="width:0px;"></span>
                            <input type="text" placeholder="Verzendmethode" name="sendmethod"
                                class="form-control m-auto ms-3" required><br>
                        </div><br>
                    </div>
                </div>
            </div>