body{margin:0;background:#000;}
.cmcg-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px;padding:10px;}
.item{position:relative;}
.img{width:100%;border-radius:8px;}
.fav,.dl{position:absolute;background:#fff;border:none;padding:6px;border-radius:50%;}
.fav{top:10px;left:10px;}
.dl{bottom:10px;right:10px;}