.hero-area {
    background-image: image-set(
        url(../img/hero-bg_tb1x.jpg) 1x,
        url(../img/hero-bg_tb2x.jpg) 2x
    );
}
.exam-area {
    .exam-woman-img {
        background-image: image-set(
            url(../img/exam-woman_sp2x_tb1x_pc1x.png) 1x,
            url(../img/exam-woman_sp3x_tb2x.png) 2x
        );
    }
}
.worry-area {
    .worry-man-img {
        background-image: image-set(
            url(../img/worryman_sp2x_tb1x_pc1x.png) 1x,
            url(../img/worryman_sp3x_tb2x.png) 2x
        );
    }
}
.loan-area {
    .master-img {
        background-image: image-set(
            url(../img/up-master_sp2x_tb1x_pc1x.png) 1x,
            url(../img/up-master_sp3x_tb2x.png) 2x
        );
    }
}
.plan-area {
    .tant-img {
        background-image: image-set(
            url(../img/tant-img_sp2x_tb1x_pc1x.jpg) 1x,
            url(../img/tant-img_tb2x.jpg) 2x
        );
    }
}
.comment-area {
    .comment1-img {
        background-image: image-set(
            url(../img/blue-man_tb1x.png) 1x,
            url(../img/blue-man_tb2x.png) 2x
        );
    }
    .comment2-img {
        background-image: image-set(
            url(../img/pink-woman_tb1x.png) 1x,
            url(../img/pink-woman_tb2x.png) 2x
        );
    }
    .comment3-img {
        background-image: image-set(
            url(../img/green-man_tb1x.png) 1x,
            url(../img/green-man_tb2x.png) 2x
        );
    }
}
.intro-area {
    .master-img {
        background-image: image-set(
            url(../img/intro-master_tb1x.png) 1x,
            url(../img/intro-master_tb2x.png) 2x
        );
    }
}
.lineadd-area {
    background-image: image-set(
            url(../img/lineadd-bg_sp2x_tb1x.png) 1x,
            url(../img/lineadd-bg_sp3x_tb2x.png) 2x
    );
}