.c-listC4__icon {
    --wBalloon2: 167px;
    --wBalloon3: 251px;
    --wBalloon4: 362px;
}
@media screen and (max-width: 1023px) {
        --wBalloon2: 120px;
        --wBalloon3: 180px;
        --wBalloon4: 260px;
    }
}
.c-listC4__icon--02::before {
    left: calc(50% - var(--wBalloon2) / 2);
    width: var(--wBalloon2);
    background: url(/sites/default/files/media/jp/partner/sales/yahoo/list/img/img_partnerListBalloon2.png) center bottom no-repeat;
    background-size: contain;
}
.c-listC4__icon--03::before {
    left: calc(50% - var(--wBalloon3) / 2);
    width: var(--wBalloon3);
    background: url(/sites/default/files/media/jp/partner/sales/yahoo/list/img/img_partnerListBalloon3.png) center bottom no-repeat;
    background-size: contain;
}
.c-listC4__icon--04::before {
    left: calc(50% - var(--wBalloon4) / 2);
    width: var(--wBalloon4);
    background: url(/sites/default/files/media/jp/partner/sales/yahoo/list/img/img_partnerListBalloon4.png) center bottom no-repeat;
    background-size: contain;
}