.junior-pencils{
    background-image: url(../img/c-1/c-1-3/c-1-3-main-image-sp.jpg);
}
.lineup__item__image-wrapper-01{
    width: 130rem;
}
.lineup__item__image-wrapper-02{
    width: 180rem;
}

@media screen and (min-width: 768px){
    .junior-pencils{
        background-image: url(../img/c-1/c-1-3/c-1-3-main-image-pc.jpg);
    }
    .lineup__item__image-wrapper-01{
        width: 160rem;
    }
    .lineup__item__image-wrapper-02{
        width: 227rem;
    }
}

@media screen and (min-width: 1280px){
    .lineup__item__image-wrapper-01{
        width: 240rem;
    }
    .lineup__item__image-wrapper-02{
        width: 340rem;
    }
}