/*main-banner*/
.block-genre--main-banner img {
    height: auto;
    width: 100%;
}

/*banner*/
#rt_pc_rule_top_5 img{
    height: auto;
    width: 100%;
}

/*brand-topics*/
#rt_pc_rule_top_4 img{
    height: auto;
    width: 100%;
}