.App{font-family:Arial,sans-serif;padding:2em;border-radius:8px;box-shadow:0 2px 12px #0000001a;max-width:500px;margin:2em auto}h1{color:#333;text-align:center}h2{margin-top:1em;color:#555}div{margin-bottom:1em}label{display:inline-block;width:150px;font-weight:700}input{padding:.5em;border:1px solid #ccc;border-radius:4px;width:100%;box-sizing:border-box}textarea{width:100%;border:1px solid #ccc;border-radius:4px;padding:.5em;box-sizing:border-box;resize:none}button{padding:.5em 1em;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer;transition:background-color .2s}button:hover{background-color:#0056b3}button:active{background-color:#004085}