<div class="lp01_items_buy_box">
                        <form name="form3" id="productForm3" action="{{ url('product_add_cart', {id:3}) }}" method="post">
                            <div class="ec-productRole__actions">
                                <div class="ec-numberInput"><span>数量</span>
                                    <input type="number" id="quantity3" name="quantity" required="required" min="1" maxlength="9" class="quantity form-control" value="1">
                                </div>
                            </div>
                            <input type="hidden" id="product_id3" name="product_id" value="3"><input type="hidden" id="ProductClass3" name="ProductClass" value="12"><input type="hidden" id="_token" name="_token" value="" />
                        </form>
                        <div class="ec-productRole__btn">
                            <button class="lp01_buy_button" data-cartid="3" form="productForm3">
                                購入する
                            </button>
                        </div>
                    </div>