body{font-family:sans-serif;background:#f7faff;text-align:center}
h1{color:#ff8acb}
.card{max-width:400px;margin:auto;padding:10px}
input,select,button{width:100%;margin:8px;padding:12px;border-radius:10px}
button{background:#7fd6ff;color:white;border:none}
button.active{background:#ff8acb}
button:disabled{background:#ccc}