body{margin:0;background:#000;color:#fff}
#sn-app{max-width:420px;margin:auto}
.sn-card{height:100vh;position:relative;display:flex;align-items:flex-end}
.sn-card img{position:absolute;width:100%;height:100%;object-fit:contain;z-index:-1}
.sn-content{padding:20px;background:linear-gradient(transparent,black)}