.none-shadow {
    box-shadow: none;
}

@media screen and (max-width: 749px) {
    /*res_image*/
    .sokutei_res_img {
        content: url('../../files/image/sokutei_res.svg');
    }

    .hosei_res_image {
        content: url("../../files/image/hosei_res.svg");
    }

    .usecase2_res_image {
        content: url("../../files/image/usecase2_ex_res.svg");
    }

    .usecase4_res_image {
        content: url("../../files/image/usecase4_ex_res.svg");
    }

    .index_6_res_image {
        content: url("../../files/image/index_6_res.svg");
    }
}