body{background:#121212;color:#eee;font-family:sans-serif;padding:20px;}
button,input{margin:5px;padding:12px 20px;font-size:1.2em;border-radius:8px;cursor:pointer;}
.gallery{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;}
.gallery img{width:120px;border:2px solid #444;border-radius:6px;}
.login-container{max-width:300px;margin:auto;padding:20px;border:1px solid #444;border-radius:8px;}
.instructions{background:#1e1e1e;padding:10px;border-radius:6px;margin-bottom:10px;color:#ddd;font-size:1em;}