.song-card{background:#181818;padding:10px;border-radius:10px;color:#fff;transition:.3s}.song-card:hover{background:#282828;transform:scale(1.03)}.img-container{position:relative}.song-img{width:100%;border-radius:8px}.play-btn{position:absolute;bottom:10px;right:10px;background:#1db954;border:none;color:#fff;width:40px;height:40px;border-radius:50%;font-size:18px;opacity:0;transition:.3s;cursor:pointer}.song-card:hover .play-btn{opacity:1;transform:scale(1.1)}.song-info{margin-top:10px}.auth-container{display:flex;justify-content:center;align-items:center;height:100vh}body{background:#121212}.auth-container{display:flex;justify-content:center;align-items:center;height:100vh;background:#121212}.card{background:#181818;color:#fff}.song-card:hover{transform:scale(1.05)}