section ul{display:block;flex-wrap:wrap;margin:50px auto;}
section ul.yonretsu li{width:calc(100%/4 - 40px);margin:20px 20px 40px;}
section ul.sanretsu li{width:calc(100%/3 - 40px);margin:20px 20px 40px;}
section ul.niretsu li{calc(100%);margin:20px 20px 40px;}
section#gallery ul{text-align: center; align-items: baseline;}
section#gallery ul img{width: auto; max-height: 100%; max-width: 100%;}
section#gallery ul li h4{border-bottom:1px solid #FAA403;font-size:22px;font-weight:normal;margin:0px;}
section#gallery ul li p{font-size:16px;line-height:1.5em;margin:10px 0;padding:0px;}

@media all and (min-width: 0px) and (max-width: 767px) {
section ul.yonretsu li,
section ul.sanretsu li,
section ul.niretsu li{width:44%;margin:2vw 3% 4vw;}
section#gallery ul img{width: 100%;}
section#gallery ul li h4{font-size:4vw;line-height:1.5em;}
section#gallery ul li p{font-size:2.5vw;margin:1vw 0;}
}