.rnd_banner{position: relative;}
.rnd_banner>img{width: 100%;}

.qh_nav_r{display: none;}

.rnd_msg{margin-top: 60px;}
.rnd_rich{}
.rnd_rich>h2{padding: 0 0 10px;}
.rnd_rich>span{color: #666;padding: 10px 0;border-bottom: 1px solid #dedede;display: block;}
.rich_text{margin-top: 20px;}
.rich_text img{max-width: 100%;}

@media screen and (max-width: 766px) {
    .rnd_banner>img{height: 15rem;object-fit: cover;}

    .qh_nav_l{display: block;overflow: auto;}
    .qh_nav_lc{width: 300vw;white-space: nowrap;}
    .qh_nav_r{display: none;}

    .rnd_rich{padding-bottom: 6rem;}

}