#rule-of-144-form{max-width:500px;margin:0 auto;padding:20px;border:1px solid #ddd;border-radius:8px;background-color:#f9f9f9;box-shadow:0 4px 8px rgb(0 0 0 / .1)}#rule-of-144-form label{display:block;font-weight:700;margin-bottom:8px}#rule-of-144-form input[type=number]{width:100%;padding:8px;margin-bottom:16px;border:1px solid #ccc;border-radius:4px;box-sizing:border-box}#rule-of-144-form button{display:inline-block;width:calc(100% - 2px);padding:10px;margin-top:10px;border:none;border-radius:4px;background-color:#007bff;color:#fff;font-size:16px;cursor:pointer;text-align:center}#rule-of-144-form button:hover{background-color:#0056b3}.result-box{margin-top:20px;padding:15px;border:1px solid #007bff;border-radius:4px;background-color:#e9f7fe;text-align:center}.result{font-size:18px;font-weight:700;color:#333}.explanation{margin-top:10px;font-size:14px;color:#555}