@import url("https://fonts.googleapis.com/css2?family=Raleway:ital,wght@0,100..900;1,100..900&display=swap");body{font-family:Raleway,sans-serif;margin:0;font-size:1.5em;text-align:center;background:#1b1523;color:#fff}.App{max-width:860px;margin:40px auto}button{background:none;border:2px solid #fff;padding:6px 12px;border-radius:4px;color:#fff;font-weight:700;cursor:pointer;font-size:1em}button:hover{background:#c23866;color:#fff}.card-grid{display:grid;grid-template-columns:1fr 1fr 1fr 1fr;gap:10px;justify-content:center}.card{position:relative}.card img{width:100%;display:block;border:2px solid #fff;border-radius:6px}.card .front{transform:rotateY(90deg);transition:all .2s ease-in;position:absolute}.flipped .front{transform:rotateY(0deg);transition-delay:.2s}.card .back{transition:all .2s ease-in;transition-delay:.2s}.flipped .back{transform:rotateY(90deg);transition-delay:0s}