.boy {
    position: absolute;
    bottom: 0;
    left: 8.1875em; /* 131px */
}



@media screen and (max-width: 48em) {
    .l-cell > img {
        width: 87.5%;
        height: 100%;
    }

    .boy {
        left: 54.583%;

        width: 48.333%;
    }

    .boy > img {
        width: 100%;
        height: 100%;
    }
}