.new_arrow{display: none;}
    @media screen and (max-width: 1000px){
        body .ly_product_purchase_3 .goods_wrapper .goods_img.layout_bottom .thumb_size{position: relative;margin: -30px 0 -20px;}
        body .ly_product_purchase_3 .goods_wrapper .thumb_big{transform: scale(0.85);}
        .new_arrow{display: block;width: 35px;height: 100%;display: flex;align-items: center;justify-content: center;cursor: pointer;}
        .new_arrow_prev{position: absolute;top: 50%;left: -10px;transform: translateY(-50%);z-index: 1;}
        .new_arrow_next{position: absolute;top: 50%;right: -10px;transform: translateY(-50%);z-index: 1;}
        .new_arrow .iconfont{font-size: 18px;color: #808080;}
    }