#stock-form{max-width:400px;margin:20px auto;padding:20px;border:1px solid #ccc;border-radius:5px;background-color:#f0f0f0;box-shadow:0 0 10px rgb(0 0 0 / .1)}#stock-form input[type=number]{width:calc(100% - 20px);padding:10px;margin-bottom:10px;border:1px solid #ccc;border-radius:3px;font-size:16px}#stock-form input[type=button]{width:100%;padding:10px;border:none;border-radius:3px;background-color:#007bff;color:#fff;font-size:16px;cursor:pointer}#stock-form input[type=button]:hover{background-color:#0056b3}.result-box{margin-top:20px;padding:10px;border:1px solid #007bff;border-radius:5px;background-color:#f9f9f9;color:#333;font-size:1.2em;display:none}